Table of Contents
465 relations: Absorption band, Abundance of the chemical elements, Acetamide, Acetic acid, Acetic anhydride, Acetone, Acetylene, Acid, Adenosine triphosphate, Adhesive, Aerobic exercise, Aerobic organism, Air pollution, Aircraft, Airglow, Alchemy, Alcohol (chemistry), Aldehyde, Alexander von Humboldt, Allotropes of oxygen, Allotropy, Aluminium, Aluminium oxide, Ambient pressure, Amedeo Avogadro, American football, Amide, Anaerobic organism, Ancient Greece, Ancient Greek, Animal, Antibonding molecular orbital, Antifreeze, Antimony, Antoine Lavoisier, Apollo (spacecraft), Apollo 1, Archaea, Artery, Arthropod, ASTM International, Astrobiology, Astronomical object, Atmosphere of Earth, Atmospheric diving suit, Atomic mass, Atomic number, Atomic orbital, Auburn, Massachusetts, Aufbau principle, ... Expand index (415 more) »
- Breathing gases
- Chalcogens
- Chemical substances for emergency medicine
- Diatomic nonmetals
- Reactive nonmetals
Absorption band
In quantum mechanics, an absorption band is a range of wavelengths, frequencies or energies in the electromagnetic spectrum that are characteristic of a particular transition from initial to final state in a substance.
See Oxygen and Absorption band
Abundance of the chemical elements
The abundance of the chemical elements is a measure of the occurrence of the chemical elements relative to all other elements in a given environment.
See Oxygen and Abundance of the chemical elements
Acetamide
Acetamide (systematic name: ethanamide) is an organic compound with the formula CH3CONH2.
Acetic acid
Acetic acid, systematically named ethanoic acid, is an acidic, colourless liquid and organic compound with the chemical formula (also written as,, or). Vinegar is at least 4% acetic acid by volume, making acetic acid the main component of vinegar apart from water. Oxygen and acetic acid are e-number additives.
Acetic anhydride
Acetic anhydride, or ethanoic anhydride, is the chemical compound with the formula.
See Oxygen and Acetic anhydride
Acetone
Acetone (2-propanone or dimethyl ketone) is an organic compound with the formula.
Acetylene
Acetylene (systematic name: ethyne) is the chemical compound with the formula and structure.
Acid
An acid is a molecule or ion capable of either donating a proton (i.e. hydrogen ion, H+), known as a Brønsted–Lowry acid, or forming a covalent bond with an electron pair, known as a Lewis acid.
See Oxygen and Acid
Adenosine triphosphate
Adenosine triphosphate (ATP) is a nucleotide that provides energy to drive and support many processes in living cells, such as muscle contraction, nerve impulse propagation, and chemical synthesis.
See Oxygen and Adenosine triphosphate
Adhesive
Adhesive, also known as glue, cement, mucilage, or paste, is any non-metallic substance applied to one or both surfaces of two separate items that binds them together and resists their separation.
Aerobic exercise
Aerobic exercise, also known as cardio, is physical exercise of low to high intensity that depends primarily on the aerobic energy-generating process.
See Oxygen and Aerobic exercise
Aerobic organism
An aerobic organism or aerobe is an organism that can survive and grow in an oxygenated environment.
See Oxygen and Aerobic organism
Air pollution
Air pollution is the contamination of air due to the presence of substances called pollutants in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or to materials.
Aircraft
An aircraft (aircraft) is a vehicle that is able to fly by gaining support from the air.
Airglow
Airglow (also called nightglow) is a faint emission of light by a planetary atmosphere.
Alchemy
Alchemy (from Arabic: al-kīmiyā; from Ancient Greek: χυμεία, khumeía) is an ancient branch of natural philosophy, a philosophical and protoscientific tradition that was historically practised in China, India, the Muslim world, and Europe.
Alcohol (chemistry)
In chemistry, an alcohol is a type of organic compound that carries at least one hydroxyl functional group bound to carbon.
See Oxygen and Alcohol (chemistry)
Aldehyde
In organic chemistry, an aldehyde is an organic compound containing a functional group with the structure.
Alexander von Humboldt
Friedrich Wilhelm Heinrich Alexander von Humboldt (14 September 1769 – 6 May 1859) was a German polymath, geographer, naturalist, explorer, and proponent of Romantic philosophy and science.
See Oxygen and Alexander von Humboldt
Allotropes of oxygen
There are several known allotropes of oxygen.
See Oxygen and Allotropes of oxygen
Allotropy
Allotropy or allotropism is the property of some chemical elements to exist in two or more different forms, in the same physical state, known as allotropes of the elements.
Aluminium
Aluminium (Aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Oxygen and Aluminium are chemical elements and e-number additives.
Aluminium oxide
Aluminium oxide (or aluminium(III) oxide) is a chemical compound of aluminium and oxygen with the chemical formula.
See Oxygen and Aluminium oxide
Ambient pressure
The ambient pressure on an object is the pressure of the surrounding medium, such as a gas or liquid, in contact with the object.
See Oxygen and Ambient pressure
Amedeo Avogadro
Lorenzo Romano Amedeo Carlo Avogadro, Count of Quaregna and Cerreto (also,; 9 August 17769 July 1856) was an Italian scientist, most noted for his contribution to molecular theory now known as Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules.
See Oxygen and Amedeo Avogadro
American football
American football, referred to simply as football in the United States and Canada and also known as gridiron football, is a team sport played by two teams of eleven players on a rectangular field with goalposts at each end.
See Oxygen and American football
Amide
In organic chemistry, an amide, also known as an organic amide or a carboxamide, is a compound with the general formula, where R, R', and R″ represent any group, typically organyl groups or hydrogen atoms.
See Oxygen and Amide
Anaerobic organism
An anaerobic organism or anaerobe is any organism that does not require molecular oxygen for growth.
See Oxygen and Anaerobic organism
Ancient Greece
Ancient Greece (Hellás) was a northeastern Mediterranean civilization, existing from the Greek Dark Ages of the 12th–9th centuries BC to the end of classical antiquity, that comprised a loose collection of culturally and linguistically related city-states and other territories.
Ancient Greek
Ancient Greek (Ἑλληνῐκή) includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC.
Animal
Animals are multicellular, eukaryotic organisms in the biological kingdom Animalia.
Antibonding molecular orbital
In theoretical chemistry, an antibonding orbital is a type of molecular orbital that weakens the chemical bond between two atoms and helps to raise the energy of the molecule relative to the separated atoms.
See Oxygen and Antibonding molecular orbital
Antifreeze
An antifreeze is an additive which lowers the freezing point of a water-based liquid.
Antimony
Antimony is a chemical element; it has symbol Sb and atomic number 51. Oxygen and Antimony are chemical elements.
Antoine Lavoisier
Antoine-Laurent de Lavoisier (26 August 17438 May 1794), CNRS (Centre National de la Recherche Scientifique) also Antoine Lavoisier after the French Revolution, was a French nobleman and chemist who was central to the 18th-century chemical revolution and who had a large influence on both the history of chemistry and the history of biology.
See Oxygen and Antoine Lavoisier
Apollo (spacecraft)
The Apollo spacecraft was composed of three parts designed to accomplish the American Apollo program's goal of landing astronauts on the Moon by the end of the 1960s and returning them safely to Earth.
See Oxygen and Apollo (spacecraft)
Apollo 1
Apollo 1, initially designated AS-204, was planned to be the first crewed mission of the Apollo program, the American undertaking to land the first man on the Moon.
Archaea
Archaea (archaeon) is a domain of single-celled organisms.
Artery
An artery is a blood vessel in humans and most other animals that takes oxygenated blood away from the heart in the systemic circulation to one or more parts of the body.
Arthropod
Arthropods are invertebrates in the phylum Arthropoda.
ASTM International
ASTM International, formerly known as American Society for Testing and Materials, is a standards organization that develops and publishes voluntary consensus technical international standards for a wide range of materials, products, systems and services.
See Oxygen and ASTM International
Astrobiology
Astrobiology is a scientific field within the life and environmental sciences that studies the origins, early evolution, distribution, and future of life in the universe by investigating its deterministic conditions and contingent events.
Astronomical object
An astronomical object, celestial object, stellar object or heavenly body is a naturally occurring physical entity, association, or structure that exists within the observable universe.
See Oxygen and Astronomical object
Atmosphere of Earth
The atmosphere of Earth is composed of a layer of gas mixture that surrounds the Earth's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by Earth's gravity. Oxygen and atmosphere of Earth are breathing gases.
See Oxygen and Atmosphere of Earth
Atmospheric diving suit
An atmospheric diving suit (ADS), or single atmosphere diving suit is a small one-person articulated submersible which resembles a suit of armour, with elaborate pressure joints to allow articulation while maintaining an internal pressure of one atmosphere.
See Oxygen and Atmospheric diving suit
Atomic mass
The atomic mass (ma or m) is the mass of an atom.
Atomic number
The atomic number or nuclear charge number (symbol Z) of a chemical element is the charge number of an atomic nucleus.
Atomic orbital
In quantum mechanics, an atomic orbital is a function describing the location and wave-like behavior of an electron in an atom.
Auburn, Massachusetts
Auburn is a town in Worcester County, Massachusetts, United States.
See Oxygen and Auburn, Massachusetts
Aufbau principle
In atomic physics and quantum chemistry, the Aufbau principle (from lit), also called the Aufbau rule, states that in the ground state of an atom or ion, electrons first fill subshells of the lowest available energy, then fill subshells of higher energy.
See Oxygen and Aufbau principle
Aurora
An aurora (aurorae or auroras), also commonly known as the northern lights (aurora borealis) or southern lights (aurora australis), is a natural light display in Earth's sky, predominantly seen in high-latitude regions (around the Arctic and Antarctic).
Autoxidation
Autoxidation (sometimes auto-oxidation) refers to oxidations brought about by reactions with oxygen at normal temperatures, without the intervention of flame or electric spark.
Avogadro's law
Avogadro's law (sometimes referred to as Avogadro's hypothesis or Avogadro's principle) or Avogadro-Ampère's hypothesis is an experimental gas law relating the volume of a gas to the amount of substance of gas present.
Bacteria
Bacteria (bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell.
Banded iron formation
Banded iron formations (BIFs; also called banded ironstone formations) are distinctive units of sedimentary rock consisting of alternating layers of iron oxides and iron-poor chert.
See Oxygen and Banded iron formation
Barbecue
Barbecue or barbeque (often shortened to BBQ worldwide; barbie or barby in Australia and New Zealand) is a term used with significant regional and national variations to describe various cooking methods that employ live fire and smoke to cook the food.
Barium oxide
Barium oxide, also known as baria, is a white hygroscopic non-flammable compound with the formula BaO.
Bauxite
Bauxite is a sedimentary rock with a relatively high aluminium content.
Beta decay
In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which an atomic nucleus emits a beta particle (fast energetic electron or positron), transforming into an isobar of that nuclide.
Biochemical oxygen demand
Biochemical oxygen demand (also known as BOD or biological oxygen demand) is an analytical parameter representing the amount of dissolved oxygen (DO) consumed by aerobic bacteria growing on the organic material present in a water sample at a specific temperature over a specific time period.
See Oxygen and Biochemical oxygen demand
Biogeochemical cycle
A biogeochemical cycle, or more generally a cycle of matter, is the movement and transformation of chemical elements and compounds between living organisms, the atmosphere, and the Earth's crust.
See Oxygen and Biogeochemical cycle
Biomolecule
A biomolecule or biological molecule is loosely defined as a molecule produced by a living organism and essential to one or more typically biological processes.
Biosignature
A biosignature (sometimes called chemical fossil or molecular fossil) is any substance, such as an element, isotope, molecule, or phenomenon, that provides scientific evidence of past or present life on a planet.
Biosphere
The biosphere, also called the ecosphere, is the worldwide sum of all ecosystems.
Bitumen
Bitumen is an immensely viscous constituent of petroleum.
Bohr effect
The Bohr effect is a phenomenon first described in 1904 by the Danish physiologist Christian Bohr.
Bond order
In chemistry, bond order is a formal measure of the multiplicity of a covalent bond between two atoms.
Breathing
Breathing (spiration or ventilation) is the rhythmical process of moving air into (inhalation) and out of (exhalation) the lungs to facilitate gas exchange with the internal environment, mostly to flush out carbon dioxide and bring in oxygen.
Breathing gas
A breathing gas is a mixture of gaseous chemical elements and compounds used for respiration. Oxygen and breathing gas are breathing gases.
Brin process
Brin process is a now-obsolete industrial scale production process for oxygen.
Calcium
Calcium is a chemical element; it has symbol Ca and atomic number 20. Oxygen and Calcium are chemical elements.
Calcium carbonate
Calcium carbonate is a chemical compound with the chemical formula. Oxygen and Calcium carbonate are e-number additives.
See Oxygen and Calcium carbonate
Calx
Calx is a substance formed from an ore or mineral that has been heated.
See Oxygen and Calx
Cambrian
The Cambrian is the first geological period of the Paleozoic Era, and the Phanerozoic Eon.
Carbohydrate
A carbohydrate is a biomolecule consisting of carbon (C), hydrogen (H) and oxygen (O) atoms, usually with a hydrogen–oxygen atom ratio of 2:1 (as in water) and thus with the empirical formula (where m may or may not be different from n), which does not mean the H has covalent bonds with O (for example with, H has a covalent bond with C but not with O).
Carbon
Carbon is a chemical element; it has symbol C and atomic number 6. Oxygen and Carbon are chemical elements and reactive nonmetals.
Carbon cycle
The carbon cycle is that part of the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of Earth.
Carbon dioxide
Carbon dioxide is a chemical compound with the chemical formula. Oxygen and Carbon dioxide are e-number additives.
Carbon monoxide
Carbon monoxide (chemical formula CO) is a poisonous, flammable gas that is colorless, odorless, tasteless, and slightly less dense than air.
See Oxygen and Carbon monoxide
Carbon monoxide poisoning
Carbon monoxide poisoning typically occurs from breathing in carbon monoxide (CO) at excessive levels.
See Oxygen and Carbon monoxide poisoning
Carboniferous
The Carboniferous is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period Ma (million years ago) to the beginning of the Permian Period, Ma.
Carboxylic acid
In organic chemistry, a carboxylic acid is an organic acid that contains a carboxyl group attached to an R-group.
See Oxygen and Carboxylic acid
Carl von Linde
Carl Paul Gottfried von Linde (11 June 1842 – 16 November 1934) was a German scientist, engineer, and businessman.
Carl Wilhelm Scheele
Carl Wilhelm Scheele (9 December 1742 – 21 May 1786) was a German Swedish pharmaceutical chemist.
See Oxygen and Carl Wilhelm Scheele
Carotenoid
Carotenoids are yellow, orange, and red organic pigments that are produced by plants and algae, as well as several bacteria, archaea, and fungi.
Cascade (chemical engineering)
In chemical engineering, a cascade is a plant consisting of several similar stages with each processing the output from the previous stage.
See Oxygen and Cascade (chemical engineering)
Cellular respiration
Cellular respiration is the process by which biological fuels are oxidized in the presence of an inorganic electron acceptor, such as oxygen, to drive the bulk production of adenosine triphosphate (ATP), which contains energy.
See Oxygen and Cellular respiration
Celsius
The degree Celsius is the unit of temperature on the Celsius temperature scale "Celsius temperature scale, also called centigrade temperature scale, scale based on 0 ° for the melting point of water and 100 ° for the boiling point of water at 1 atm pressure." (originally known as the centigrade scale outside Sweden), one of two temperature scales used in the International System of Units (SI), the other being the closely related Kelvin scale.
Central nervous system
The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord.
See Oxygen and Central nervous system
Ceramic
A ceramic is any of the various hard, brittle, heat-resistant, and corrosion-resistant materials made by shaping and then firing an inorganic, nonmetallic material, such as clay, at a high temperature.
Chalcogen
|- ! colspan. Oxygen and Chalcogen are Chalcogens.
Charles Darwin
Charles Robert Darwin (12 February 1809 – 19 April 1882) was an English naturalist, geologist, and biologist, widely known for his contributions to evolutionary biology.
Chemical affinity
In chemical physics and physical chemistry, chemical affinity is the electronic property by which dissimilar chemical species are capable of forming chemical compounds.
See Oxygen and Chemical affinity
Chemical bond
A chemical bond is the association of atoms or ions to form molecules, crystals, and other structures.
Chemical compound
A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds.
See Oxygen and Chemical compound
Chemical element
A chemical element is a chemical substance that cannot be broken down into other substances by chemical reactions. Oxygen and chemical element are chemical elements.
See Oxygen and Chemical element
Chemical formula
A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus (+) and minus (−) signs.
See Oxygen and Chemical formula
Chemical oxygen generator
A chemical oxygen generator is a device that releases oxygen via a chemical reaction.
See Oxygen and Chemical oxygen generator
Chemical polarity
In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end.
See Oxygen and Chemical polarity
Chemical reaction
A chemical reaction is a process that leads to the chemical transformation of one set of chemical substances to another.
See Oxygen and Chemical reaction
Chemical symbol
Chemical symbols are the abbreviations used in chemistry, mainly for chemical elements; but also for functional groups, chemical compounds, and other entities. Oxygen and chemical symbol are chemical elements.
See Oxygen and Chemical symbol
Chloride
The term chloride refers to a compound or molecule that contains either a chlorine ion, which is a negatively charged chlorine atom, or a non-charged chlorine atom covalently bonded to the rest of the molecule by a single bond.
Chloroplast
A chloroplast is a type of membrane-bound organelle known as a plastid that conducts photosynthesis mostly in plant and algal cells.
Circulatory system
The circulatory system is a system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body of a human or other vertebrate.
See Oxygen and Circulatory system
Citric acid
Citric acid is an organic compound with the chemical formula. Oxygen and Citric acid are e-number additives.
CNO cycle
The CNO cycle (for carbon–nitrogen–oxygen; sometimes called Bethe–Weizsäcker cycle after Hans Albrecht Bethe and Carl Friedrich von Weizsäcker) is one of the two known sets of fusion reactions by which stars convert hydrogen to helium, the other being the proton–proton chain reaction (p–p cycle), which is more efficient at the Sun's core temperature.
Cofactor (biochemistry)
A cofactor is a non-protein chemical compound or metallic ion that is required for an enzyme's role as a catalyst (a catalyst is a substance that increases the rate of a chemical reaction).
See Oxygen and Cofactor (biochemistry)
Combustion
Combustion, or burning, is a high-temperature exothermic redox chemical reaction between a fuel (the reductant) and an oxidant, usually atmospheric oxygen, that produces oxidized, often gaseous products, in a mixture termed as smoke.
Convulsion
A convulsion is a medical condition where the body muscles contract and relax rapidly and repeatedly, resulting in uncontrolled shaking.
Corrosion
Corrosion is a natural process that converts a refined metal into a more chemically stable oxide.
Corrosion in space
Corrosion in space is the corrosion of materials occurring in outer space.
See Oxygen and Corrosion in space
Corundum
Corundum is a crystalline form of aluminium oxide typically containing traces of iron, titanium, vanadium, and chromium.
Covalent bond
A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms.
CRC Press
The CRC Press, LLC is an American publishing group that specializes in producing technical books.
Cryogenics
In physics, cryogenics is the production and behaviour of materials at very low temperatures.
Cyanobacteria
Cyanobacteria, also called Cyanobacteriota or Cyanophyta, are a phylum of autotrophic gram-negative bacteria that can obtain biological energy via oxygenic photosynthesis.
Dark oxygen
Dark oxygen is molecular oxygen (O2) found in the depths of oceans, so deep that light cannot penetrate, thereby removing the possibility of being generated by photosynthesis.
Decomposition
Decomposition or rot is the process by which dead organic substances are broken down into simpler organic or inorganic matter such as carbon dioxide, water, simple sugars and mineral salts.
Decompression (diving)
The decompression of a diver is the reduction in ambient pressure experienced during ascent from depth.
See Oxygen and Decompression (diving)
Decompression sickness
Decompression sickness (DCS; also called divers' disease, the bends, aerobullosis, and caisson disease) is a medical condition caused by dissolved gases emerging from solution as bubbles inside the body tissues during decompression.
See Oxygen and Decompression sickness
Degenerate energy levels
In quantum mechanics, an energy level is degenerate if it corresponds to two or more different measurable states of a quantum system.
See Oxygen and Degenerate energy levels
Detergent
A detergent is a surfactant or a mixture of surfactants with cleansing properties when in dilute solutions.
Detonation
Detonation is a type of combustion involving a supersonic exothermic front accelerating through a medium that eventually drives a shock front propagating directly in front of it.
Diatomic molecule
Diatomic molecules are molecules composed of only two atoms, of the same or different chemical elements.
See Oxygen and Diatomic molecule
Diethyl ether
Diethyl ether, or simply ether, is an organic compound with the chemical formula, sometimes abbreviated as.
Diffuse sky radiation
Diffuse sky radiation is solar radiation reaching the Earth's surface after having been scattered from the direct solar beam by molecules or particulates in the atmosphere.
See Oxygen and Diffuse sky radiation
Diffusion
Diffusion is the net movement of anything (for example, atoms, ions, molecules, energy) generally from a region of higher concentration to a region of lower concentration.
Dimethyl sulfoxide
Dimethyl sulfoxide (DMSO) is an organosulfur compound with the formula (CH3)2.
See Oxygen and Dimethyl sulfoxide
Dimethylformamide
Dimethylformamide is an organic compound with the chemical formula.
See Oxygen and Dimethylformamide
Dioxygen difluoride
Dioxygen difluoride is a compound of fluorine and oxygen with the molecular formula O2F2. Oxygen and Dioxygen difluoride are oxidizing agents.
See Oxygen and Dioxygen difluoride
Dioxygen in biological reactions
Dioxygen plays an important role in the energy metabolism of living organisms.
See Oxygen and Dioxygen in biological reactions
Dioxygenyl
The dioxygenyl ion,, is a rarely-encountered oxycation in which both oxygen atoms have a formal oxidation state of.
Dioxygenyl hexafluoroplatinate
Dioxygenyl hexafluoroplatinate is a compound with formula O2PtF6.
See Oxygen and Dioxygenyl hexafluoroplatinate
Dipole
In physics, a dipole is an electromagnetic phenomenon which occurs in two ways.
Disease
A disease is a particular abnormal condition that adversely affects the structure or function of all or part of an organism and is not immediately due to any external injury.
Distillation
Distillation, also classical distillation, is the process of separating the component substances of a liquid mixture of two or more chemically discrete substances; the separation process is realized by way of the selective boiling of the mixture and the condensation of the vapors in a still.
Diving chamber
A diving chamber is a vessel for human occupation, which may have an entrance that can be sealed to hold an internal pressure significantly higher than ambient pressure, a pressurised gas system to control the internal pressure, and a supply of breathing gas for the occupants.
Double bond
In chemistry, a double bond is a covalent bond between two atoms involving four bonding electrons as opposed to two in a single bond.
Earth
Earth is the third planet from the Sun and the only astronomical object known to harbor life.
See Oxygen and Earth
Earth observation satellite
An Earth observation satellite or Earth remote sensing satellite is a satellite used or designed for Earth observation (EO) from orbit, including spy satellites and similar ones intended for non-military uses such as environmental monitoring, meteorology, cartography and others.
See Oxygen and Earth observation satellite
Earth's crust
Earth's crust is its thick outer shell of rock, referring to less than one percent of the planet's radius and volume.
Electrolysis of water
Electrolysis of water is using electricity to split water into oxygen and hydrogen gas by electrolysis.
See Oxygen and Electrolysis of water
Electromagnetic spectrum
The electromagnetic spectrum is the full range of electromagnetic radiation, organized by frequency or wavelength.
See Oxygen and Electromagnetic spectrum
Electron configuration
In atomic physics and quantum chemistry, the electron configuration is the distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals.
See Oxygen and Electron configuration
Electronegativity
Electronegativity, symbolized as χ, is the tendency for an atom of a given chemical element to attract shared electrons (or electron density) when forming a chemical bond.
See Oxygen and Electronegativity
Emphysema
Emphysema is any air-filled enlargement in the body's tissues.
Enzyme
Enzymes are proteins that act as biological catalysts by accelerating chemical reactions.
Epoxide
In organic chemistry, an epoxide is a cyclic ether, where the ether forms a three-atom ring: two atoms of carbon and one atom of oxygen.
Erasmus Darwin
Erasmus Robert Darwin (12 December 173118 April 1802) was an English physician.
Ester
In chemistry, an ester is a functional group derived from an acid (organic or inorganic) in which the hydrogen atom (H) of at least one acidic hydroxyl group of that acid is replaced by an organyl group.
See Oxygen and Ester
Ethanol
Ethanol (also called ethyl alcohol, grain alcohol, drinking alcohol, or simply alcohol) is an organic compound with the chemical formula.
Ether
In organic chemistry, ethers are a class of compounds that contain an ether group—an oxygen atom bonded to two organyl groups (e.g., alkyl or aryl).
See Oxygen and Ether
Ethyl acetate
Ethyl acetate (systematically ethyl ethanoate, commonly abbreviated EtOAc, ETAC or EA) is the organic compound with the formula, simplified to.
Ethylene
Ethylene (IUPAC name: ethene) is a hydrocarbon which has the formula or.
Ethylene glycol
Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound (a vicinal diol) with the formula.
See Oxygen and Ethylene glycol
Ethylene oxide
Ethylene oxide is an organic compound with the formula. It is a cyclic ether and the simplest epoxide: a three-membered ring consisting of one oxygen atom and two carbon atoms. Ethylene oxide is a colorless and flammable gas with a faintly sweet odor. Because it is a strained ring, ethylene oxide easily participates in a number of addition reactions that result in ring-opening.
Eukaryote
The eukaryotes constitute the domain of Eukarya or Eukaryota, organisms whose cells have a membrane-bound nucleus.
Euphoria
Euphoria is the experience (or affect) of pleasure or excitement and intense feelings of well-being and happiness.
Europa (moon)
Europa, or Jupiter II, is the smallest of the four Galilean moons orbiting Jupiter, and the sixth-closest to the planet of all the 95 known moons of Jupiter.
Eutrophication
Eutrophication is a general term describing a process in which nutrients accumulate in a body of water, resulting in an increased growth of microorganisms that may deplete the oxygen of water.
Evaporation
Evaporation is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
Exchange interaction
In chemistry and physics, the exchange interaction is a quantum mechanical constraint on the states of indistinguishable particles.
See Oxygen and Exchange interaction
Exhaust system
An exhaust system is used to guide reaction exhaust gases away from a controlled combustion inside an engine or stove.
Exoskeleton
An exoskeleton (from Greek έξω éxō "outer" and σκελετός skeletós "skeleton") is a skeleton that is on the exterior of an animal in the form of hardened integument, which both supports the body's shape and protects the internal organs, in contrast to an internal endoskeleton (e.g.
Exothermic process
In thermodynamics, an exothermic process is a thermodynamic process or reaction that releases energy from the system to its surroundings, usually in the form of heat, but also in a form of light (e.g. a spark, flame, or flash), electricity (e.g. a battery), or sound (e.g. explosion heard when burning hydrogen).
See Oxygen and Exothermic process
Exothermic reaction
In thermochemistry, an exothermic reaction is a "reaction for which the overall standard enthalpy change ΔH⚬ is negative." Exothermic reactions usually release heat.
See Oxygen and Exothermic reaction
Experiments and Observations on Different Kinds of Air
Experiments and Observations on Different Kinds of Air (1774–86) is a six-volume work published by 18th-century British polymath Joseph Priestley which reports a series of his experiments on "airs" or gases, most notably his discovery of the oxygen gas (which he called "dephlogisticated air").
See Oxygen and Experiments and Observations on Different Kinds of Air
Explosion
An explosion is a rapid expansion in volume of a given amount of matter associated with an extreme outward release of energy, usually with the generation of high temperatures and release of high-pressure gases.
Extinction
Extinction is the termination of a taxon by the death of its last member.
Extraterrestrial life
Extraterrestrial life, alien life, or colloquially simply aliens, is life which does not originate from Earth.
See Oxygen and Extraterrestrial life
Fat
In nutrition, biology, and chemistry, fat usually means any ester of fatty acids, or a mixture of such compounds, most commonly those that occur in living beings or in food.
See Oxygen and Fat
Fire
Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products.
See Oxygen and Fire
Fire (classical element)
Fire is one of the four classical elements along with earth, water and air in ancient Greek philosophy and science.
See Oxygen and Fire (classical element)
Fixed-wing aircraft
A fixed-wing aircraft is a heavier-than-air flying machine, such as an airplane, which is capable of flight using aerodynamic lift.
See Oxygen and Fixed-wing aircraft
Fluorescence
Fluorescence is one of two kinds of emission of light by a substance that has absorbed light or other electromagnetic radiation.
Fluorine
Fluorine is a chemical element; it has symbol F and atomic number 9. Oxygen and Fluorine are chemical elements, diatomic nonmetals, oxidizing agents and reactive nonmetals.
Formaldehyde
Formaldehyde (systematic name methanal) is an organic compound with the chemical formula and structure, more precisely.
Formic acid
Formic acid, systematically named methanoic acid, is the simplest carboxylic acid, and has the chemical formula HCOOH and structure.
Foundations of Chemistry
Foundations of Chemistry is a triannual peer-reviewed academic journal covering conceptual and fundamental issues related to chemistry, including philosophy and history of chemistry, and chemistry education.
See Oxygen and Foundations of Chemistry
Fractional distillation
Fractional distillation is the separation of a mixture into its component parts, or fractions.
See Oxygen and Fractional distillation
French Academy of Sciences
The French Academy of Sciences (French: Académie des sciences) is a learned society, founded in 1666 by Louis XIV at the suggestion of Jean-Baptiste Colbert, to encourage and protect the spirit of French scientific research.
See Oxygen and French Academy of Sciences
Fuel
A fuel is any material that can be made to react with other substances so that it releases energy as thermal energy or to be used for work.
See Oxygen and Fuel
Fungus
A fungus (fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms.
Furan
Furan is a heterocyclic organic compound, consisting of a five-membered aromatic ring with four carbon atoms and one oxygen atom.
See Oxygen and Furan
Ganymede (moon)
Ganymede, or Jupiter III, is the largest and most massive natural satellite of Jupiter and in the Solar System.
See Oxygen and Ganymede (moon)
Gas
Gas is one of the four fundamental states of matter.
See Oxygen and Gas
Gas gangrene
Gas gangrene (also known as clostridial myonecrosis) is a bacterial infection that produces tissue gas in gangrene.
Gasoline
Gasoline or petrol is a petrochemical product characterized as a transparent, yellowish, and flammable liquid normally used as a fuel for spark-ignited internal combustion engines.
Genesis (spacecraft)
Genesis was a NASA sample-return probe that collected a sample of solar wind particles and returned them to Earth for analysis.
See Oxygen and Genesis (spacecraft)
Geological history of oxygen
Before photosynthesis evolved, Earth's atmosphere had no free diatomic oxygen (O2).
See Oxygen and Geological history of oxygen
Geology of solar terrestrial planets
The geology of solar terrestrial planets mainly deals with the geological aspects of the four terrestrial planets of the Solar System – Mercury, Venus, Earth, and Mars – and one terrestrial dwarf planet: Ceres.
See Oxygen and Geology of solar terrestrial planets
Georg Ernst Stahl
Georg Ernst Stahl (22 October 1659 – 24 May 1734) was a German chemist, physician and philosopher.
See Oxygen and Georg Ernst Stahl
George H. Goble
George H. Goble is a staff member at the Purdue University Engineering Computer Network and a 1996 Ig Nobel Prize winner.
See Oxygen and George H. Goble
Glucose
Glucose is a sugar with the molecular formula.
Glutaraldehyde
Glutaraldehyde is an organic compound with the formula.
Glycerol
Glycerol, also called glycerine or glycerin, is a simple triol compound. Oxygen and Glycerol are e-number additives.
Granite
Granite is a coarse-grained (phaneritic) intrusive igneous rock composed mostly of quartz, alkali feldspar, and plagioclase.
Great Oxidation Event
The Great Oxidation Event (GOE) or Great Oxygenation Event, also called the Oxygen Catastrophe, Oxygen Revolution, Oxygen Crisis or Oxygen Holocaust, was a time interval during the Earth's Paleoproterozoic era when the Earth's atmosphere and shallow seas first experienced a rise in the concentration of free oxygen.
See Oxygen and Great Oxidation Event
Green algae
The green algae (green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta and Charophyta/Streptophyta.
Ground state
The ground state of a quantum-mechanical system is its stationary state of lowest energy; the energy of the ground state is known as the zero-point energy of the system.
Group (periodic table)
In chemistry, a group (also known as a family) is a column of elements in the periodic table of the chemical elements.
See Oxygen and Group (periodic table)
Half-life
Half-life (symbol) is the time required for a quantity (of substance) to reduce to half of its initial value.
Heart failure
Heart failure (HF), also known as congestive heart failure (CHF), is a syndrome caused by an impairment in the heart's ability to fill with and pump blood.
Heat exchanger
A heat exchanger is a system used to transfer heat between a source and a working fluid.
Helium
Helium (from lit) is a chemical element; it has symbol He and atomic number 2. Oxygen and Helium are chemical elements and e-number additives.
Helium-4
Helium-4 is a stable isotope of the element helium.
Hematite
Hematite, also spelled as haematite, is a common iron oxide compound with the formula, Fe2O3 and is widely found in rocks and soils.
Heme
Heme (American English), or haem (Commonwealth English, both pronounced /hi:m/), is a ring-shaped iron-containing molecular component of hemoglobin, which is necessary to bind oxygen in the bloodstream.
See Oxygen and Heme
Hemerythrin
Hemerythrin (also spelled haemerythrin; blood, red) is an oligomeric protein responsible for oxygen (O2) transport in the marine invertebrate phyla of sipunculids, priapulids, brachiopods, and in a single annelid worm genus, Magelona.
Hemocyanin
Hemocyanins (also spelled haemocyanins and abbreviated Hc) are proteins that transport oxygen throughout the bodies of some invertebrate animals.
Hemoglobin
Hemoglobin (haemoglobin, Hb or Hgb) is a protein containing iron that facilitates the transport of oxygen in red blood cells.
History of life
The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day.
See Oxygen and History of life
Human spaceflight
Human spaceflight (also referred to as manned spaceflight or crewed spaceflight) is spaceflight with a crew or passengers aboard a spacecraft, often with the spacecraft being operated directly by the onboard human crew.
See Oxygen and Human spaceflight
Humphry Davy
Sir Humphry Davy, 1st Baronet, (17 December 177829 May 1829) was a British chemist and inventor who invented the Davy lamp and a very early form of arc lamp.
Hydrogen
Hydrogen is a chemical element; it has symbol H and atomic number 1. Oxygen and Hydrogen are chemical elements, diatomic nonmetals, e-number additives and reactive nonmetals.
Hydrogen bond
In chemistry, a hydrogen bond (or H-bond) is primarily an electrostatic force of attraction between a hydrogen (H) atom which is covalently bonded to a more electronegative "donor" atom or group (Dn), and another electronegative atom bearing a lone pair of electrons—the hydrogen bond acceptor (Ac).
Hydrogen peroxide
Hydrogen peroxide is a chemical compound with the formula. Oxygen and Hydrogen peroxide are oxidizing agents.
See Oxygen and Hydrogen peroxide
Hydrosphere
The hydrosphere is the combined mass of water found on, under, and above the surface of a planet, minor planet, or natural satellite.
Hyperbaric medicine
Hyperbaric medicine is a medical treatment in which an increase in barometric pressure over ambient pressure is employed increasing the partial pressures of all gases present in the compressed air.
See Oxygen and Hyperbaric medicine
Hyperbaric treatment schedules
Hyperbaric treatment schedules or hyperbaric treatment tables, are planned sequences of events in chronological order for hyperbaric pressure exposures specifying the pressure profile over time and the breathing gas to be used during specified periods, for medical treatment.
See Oxygen and Hyperbaric treatment schedules
Hyperoxia
Hyperoxia occurs when cells, tissues and organs are exposed to an excess supply of oxygen (O2) or higher than normal partial pressure of oxygen.
Hypersensitive response
Hypersensitive response (HR) is a mechanism used by plants to prevent the spread of infection by microbial pathogens.
See Oxygen and Hypersensitive response
Hypofluorous acid
Hypofluorous acid, chemical formula, is the only known oxyacid of fluorine and the only known oxoacid in which the main atom gains electrons from oxygen to create a negative oxidation state.
See Oxygen and Hypofluorous acid
Hypoxia (environmental)
Hypoxia (hypo: "below", oxia: "oxygenated") refers to low oxygen conditions.
See Oxygen and Hypoxia (environmental)
Hypoxia (medicine)
Hypoxia is a condition in which the body or a region of the body is deprived of adequate oxygen supply at the tissue level.
See Oxygen and Hypoxia (medicine)
Ice core
An ice core is a core sample that is typically removed from an ice sheet or a high mountain glacier.
Immune system
The immune system is a network of biological systems that protects an organism from diseases.
Inorganic compound
An inorganic compound is typically a chemical compound that lacks carbon–hydrogen bondsthat is, a compound that is not an organic compound.
See Oxygen and Inorganic compound
International Union of Pure and Applied Chemistry
The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations working for the advancement of the chemical sciences, especially by developing nomenclature and terminology.
See Oxygen and International Union of Pure and Applied Chemistry
Iron
Iron is a chemical element. Oxygen and Iron are chemical elements.
See Oxygen and Iron
Iron ore
Iron ores are rocks and minerals from which metallic iron can be economically extracted.
Iron(II) oxide
Iron(II) oxide or ferrous oxide is the inorganic compound with the formula FeO.
Iron(III) oxide
Iron(III) oxide or ferric oxide is the inorganic compound with the formula Fe2O3. Oxygen and Iron(III) oxide are e-number additives.
See Oxygen and Iron(III) oxide
Isopropyl alcohol
Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable organic compound with a pungent alcoholic odor.
See Oxygen and Isopropyl alcohol
Isotope
Isotopes are distinct nuclear species (or nuclides) of the same chemical element.
Isotopes of nitrogen
Natural nitrogen (7N) consists of two stable isotopes: the vast majority (99.6%) of naturally occurring nitrogen is nitrogen-14, with the remainder being nitrogen-15.
See Oxygen and Isotopes of nitrogen
Isotopes of oxygen
There are three known stable isotopes of oxygen (8O): 16, 17, and 18.
See Oxygen and Isotopes of oxygen
Jagiellonian University
The Jagiellonian University (UJ) is a public research university in Kraków, Poland.
See Oxygen and Jagiellonian University
James Dewar
Sir James Dewar (20 September 1842 – 27 March 1923) was a British chemist and physicist.
Johann Joachim Becher
Johann Joachim Becher (6 May 1635 – October 1682) was a German physician, alchemist, precursor of chemistry, scholar, polymath and adventurer, best known for his development of the phlogiston theory of combustion, and his advancement of Austrian cameralism.
See Oxygen and Johann Joachim Becher
John Dalton
John Dalton (5 or 6 September 1766 – 27 July 1844) was an English chemist, physicist and meteorologist.
John Mayow
John Mayow FRS (1641–1679) was a chemist, physician, and physiologist who is remembered today for conducting early research into respiration and the nature of air.
Joseph Louis Gay-Lussac
Joseph Louis Gay-Lussac (6 December 1778 – 9 May 1850) was a French chemist and physicist.
See Oxygen and Joseph Louis Gay-Lussac
Joseph Priestley
Joseph Priestley (24 March 1733 – 6 February 1804) was an English chemist, Unitarian, natural philosopher, separatist theologian, grammarian, multi-subject educator, liberal political theorist.
See Oxygen and Joseph Priestley
Joule per mole
The joule per mole (symbol: J·mol−1 or J/mol) is the unit of energy per amount of substance in the International System of Units (SI), such that energy is measured in joules, and the amount of substance is measured in moles.
Karol Olszewski
Karol Stanisław Olszewski (Polish pronunciation:; 29 January 1846 – 24 March 1915) was a Polish chemist, mathematician and physicist.
See Oxygen and Karol Olszewski
Kelvin
The kelvin, symbol K, is the base unit of measurement for temperature in the International System of Units (SI).
Ketone
In organic chemistry, a ketone is an organic compound with the structure, where R and R' can be a variety of carbon-containing substituents.
Leonardo da Vinci
Leonardo di ser Piero da Vinci (15 April 14522 May 1519) was an Italian polymath of the High Renaissance who was active as a painter, draughtsman, engineer, scientist, theorist, sculptor, and architect.
See Oxygen and Leonardo da Vinci
Life-support system
A life-support system is the combination of equipment that allows survival in an environment or situation that would not support that life in its absence.
See Oxygen and Life-support system
Ligand
In coordination chemistry, a ligand is an ion or molecule with a functional group that binds to a central metal atom to form a coordination complex.
Limestone
Limestone (calcium carbonate) is a type of carbonate sedimentary rock which is the main source of the material lime.
Limiting oxygen concentration
The limiting oxygen concentration (LOC), also known as the minimum oxygen concentration (MOC), is defined as the limiting concentration of oxygen below which combustion is not possible, independent of the concentration of fuel.
See Oxygen and Limiting oxygen concentration
Liquid nitrogen
Liquid nitrogen (LN2) is nitrogen in a liquid state at low temperature.
See Oxygen and Liquid nitrogen
Liquid oxygen
Liquid oxygen, sometimes abbreviated as LOX or LOXygen, is a clear light sky-blue liquid form of dioxygen.
List of purification methods in chemistry
Purification in a chemical context is the physical separation of a chemical substance of interest from foreign or contaminating substances.
See Oxygen and List of purification methods in chemistry
Lithosphere
A lithosphere is the rigid, outermost rocky shell of a terrestrial planet or natural satellite.
Litre
The litre (British English spelling) or liter (American English spelling) (SI symbols L and l, other symbol used: ℓ) is a metric unit of volume. It is equal to 1 cubic decimetre (dm3), 1000 cubic centimetres (cm3) or 0.001 cubic metres (m3). A cubic decimetre (or litre) occupies a volume of (see figure) and is thus equal to one-thousandth of a cubic metre.
See Oxygen and Litre
Lobster
Lobsters are malacostracans of the family Nephropidae (synonym Homaridae).
Louis Paul Cailletet
Louis-Paul Cailletet (21 September 1832 – 5 January 1913) was a French physicist and inventor.
See Oxygen and Louis Paul Cailletet
Low Earth orbit
A low Earth orbit (LEO) is an orbit around Earth with a period of 128 minutes or less (making at least 11.25 orbits per day) and an eccentricity less than 0.25.
See Oxygen and Low Earth orbit
Magnesium
Magnesium is a chemical element; it has symbol Mg and atomic number 12. Oxygen and Magnesium are chemical elements.
Magnet
A magnet is a material or object that produces a magnetic field.
Magnetic moment
In electromagnetism, the magnetic moment or magnetic dipole moment is the combination of strength and orientation of a magnet or other object or system that exerts a magnetic field.
See Oxygen and Magnetic moment
Manganese
Manganese is a chemical element; it has symbol Mn and atomic number 25. Oxygen and Manganese are chemical elements.
Mars
Mars is the fourth planet from the Sun.
See Oxygen and Mars
Medicine
Medicine is the science and practice of caring for patients, managing the diagnosis, prognosis, prevention, treatment, palliation of their injury or disease, and promoting their health.
Mercury(II) oxide
Mercury(II) oxide, also called mercuric oxide or simply mercury oxide, is the inorganic compound with the formula HgO.
See Oxygen and Mercury(II) oxide
Metal
A metal is a material that, when polished or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well.
See Oxygen and Metal
Metastability
In chemistry and physics, metastability is an intermediate energetic state within a dynamical system other than the system's state of least energy.
Meteorite
A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon.
Methanol
Methanol (also called methyl alcohol and wood spirit, amongst other names) is an organic chemical compound and the simplest aliphatic alcohol, with the chemical formula (a methyl group linked to a hydroxyl group, often abbreviated as MeOH).
Michael Sendivogius
Michael Sendivogius (Michał Sędziwój; 2 February 1566 – 1636) was a Polish alchemist, philosopher, and medical doctor.
See Oxygen and Michael Sendivogius
Mikhail Lomonosov
Mikhail Vasilyevich Lomonosov (ləmɐˈnosəf|a.
See Oxygen and Mikhail Lomonosov
Milky Way
The Milky Way is the galaxy that includes the Solar System, with the name describing the galaxy's appearance from Earth: a hazy band of light seen in the night sky formed from stars that cannot be individually distinguished by the naked eye.
Millimetre of mercury
A millimetre of mercury is a manometric unit of pressure, formerly defined as the extra pressure generated by a column of mercury one millimetre high, and currently defined as exactly pascals or exactly pascals.
See Oxygen and Millimetre of mercury
Mitochondrion
A mitochondrion is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi.
Molecular orbital
In chemistry, a molecular orbital is a mathematical function describing the location and wave-like behavior of an electron in a molecule.
See Oxygen and Molecular orbital
Mollusca
Mollusca is the second-largest phylum of invertebrate animals, after Arthropoda; members are known as molluscs or mollusks.
Moon
The Moon is Earth's only natural satellite.
See Oxygen and Moon
Myoglobin
Myoglobin (symbol Mb or MB) is an iron- and oxygen-binding protein found in the cardiac and skeletal muscle tissue of vertebrates in general and in almost all mammals.
Nanocluster
Nanoclusters are atomically precise, crystalline materials most often existing on the 0-2 nanometer scale.
Nanometre
molecular scale. The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm), or nanometer (American spelling), is a unit of length in the International System of Units (SI), equal to one billionth (short scale) of a meter (0.000000001 m) and to 1000 picometres.
NASA
The National Aeronautics and Space Administration (NASA) is an independent agency of the U.S. federal government responsible for the civil space program, aeronautics research, and space research.
See Oxygen and NASA
Nasal cannula
The nasal cannula (NC) is a device used to deliver supplemental oxygen or increased airflow to a patient or person in need of respiratory help.
Natural abundance
In physics, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet.
See Oxygen and Natural abundance
Nebular hypothesis
The nebular hypothesis is the most widely accepted model in the field of cosmogony to explain the formation and evolution of the Solar System (as well as other planetary systems).
See Oxygen and Nebular hypothesis
Neon
Neon is a chemical element; it has symbol Ne and atomic number 10. Oxygen and Neon are chemical elements.
See Oxygen and Neon
Neon-burning process
The neon-burning process is a set of nuclear fusion reactions that take place in evolved massive stars with at least 8 Solar masses.
See Oxygen and Neon-burning process
NFPA 704
"NFPA 704: Standard System for the Identification of the Hazards of Materials for Emergency Response" is a standard maintained by the U.S.-based National Fire Protection Association.
Nitrate
Nitrate is a polyatomic ion with the chemical formula.
Nitrogen
Nitrogen is a chemical element; it has symbol N and atomic number 7. Oxygen and Nitrogen are chemical elements, diatomic nonmetals, e-number additives and reactive nonmetals.
Non-stoichiometric compound
Non-stoichiometric compounds are chemical compounds, almost always solid inorganic compounds, having elemental composition whose proportions cannot be represented by a ratio of small natural numbers (i.e. an empirical formula); most often, in such materials, some small percentage of atoms are missing or too many atoms are packed into an otherwise perfect lattice work.
See Oxygen and Non-stoichiometric compound
Nonmetal
In the context of the periodic table a nonmetal is a chemical element that mostly lacks distinctive metallic properties.
Nucleic acid
Nucleic acids are large biomolecules that are crucial in all cells and viruses.
Nucleosynthesis
Nucleosynthesis is the process that creates new atomic nuclei from pre-existing nucleons (protons and neutrons) and nuclei.
See Oxygen and Nucleosynthesis
Obligate anaerobe
Obligate anaerobes are microorganisms killed by normal atmospheric concentrations of oxygen (20.95% O2).
See Oxygen and Obligate anaerobe
Ocean deoxygenation
Ocean deoxygenation is the reduction of the oxygen content in different parts of the ocean due to human activities.
See Oxygen and Ocean deoxygenation
Ole Borch
Ole Borch (7 April 1626 – 13 October 1690) (latinized to Olaus Borrichius or Olaus Borrichus) was a Danish scientist, physician, grammarian, and poet.
Organic acid anhydride
An organic acid anhydride is an acid anhydride that is also an organic compound.
See Oxygen and Organic acid anhydride
Organic chemistry
Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms.
See Oxygen and Organic chemistry
Organic compound
Some chemical authorities define an organic compound as a chemical compound that contains a carbon–hydrogen or carbon–carbon bond; others consider an organic compound to be any chemical compound that contains carbon.
See Oxygen and Organic compound
Organism
An organism is defined in a medical dictionary as any living thing that functions as an individual.
Outgassing
Outgassing (sometimes called offgassing, particularly when in reference to indoor air quality) is the release of a gas that was dissolved, trapped, frozen, or absorbed in some material.
Outline of underwater divers
This is a list of underwater divers whose exploits have made them notable.
See Oxygen and Outline of underwater divers
Oxidation state
In chemistry, the oxidation state, or oxidation number, is the hypothetical charge of an atom if all of its bonds to other atoms were fully ionic.
See Oxygen and Oxidation state
Oxidative phosphorylation
Oxidative phosphorylation (UK, US) or electron transport-linked phosphorylation or terminal oxidation is the metabolic pathway in which cells use enzymes to oxidize nutrients, thereby releasing chemical energy in order to produce adenosine triphosphate (ATP).
See Oxygen and Oxidative phosphorylation
Oxide
An oxide is a chemical compound containing at least one oxygen atom and one other element in its chemical formula.
See Oxygen and Oxide
Oxidizing agent
An oxidizing agent (also known as an oxidant, oxidizer, electron recipient, or electron acceptor) is a substance in a redox chemical reaction that gains or "accepts"/"receives" an electron from a (called the,, or). In other words, an oxidizer is any substance that oxidizes another substance. Oxygen and oxidizing agent are oxidizing agents.
See Oxygen and Oxidizing agent
Oxy-fuel welding and cutting
Principle of burn cutting Oxy-fuel welding (commonly called oxyacetylene welding, oxy welding, or gas welding in the United States) and oxy-fuel cutting are processes that use fuel gases (or liquid fuels such as gasoline or petrol, diesel, biodiesel, kerosene, etc) and oxygen to weld or cut metals.
See Oxygen and Oxy-fuel welding and cutting
Oxyacid
An oxyacid, oxoacid, or ternary acid is an acid that contains oxygen.
Oxygen bar
An oxygen bar is an establishment, or part of one, that sells oxygen for recreational use.
Oxygen compounds
The oxidation state of oxygen is −2 in almost all known compounds of oxygen.
See Oxygen and Oxygen compounds
Oxygen cycle
Oxygen cycle refers to the movement of oxygen through the atmosphere (air), biosphere (plants and animals) and the lithosphere (the Earth’s crust).
Oxygen difluoride
Oxygen difluoride is a chemical compound with the formula.
See Oxygen and Oxygen difluoride
Oxygen evolution
Oxygen evolution is the process of generating molecular oxygen (O2) by a chemical reaction, usually from water. Oxygen and oxygen evolution are breathing gases.
See Oxygen and Oxygen evolution
Oxygen isotope ratio cycle
Oxygen isotope ratio cycles are cyclical variations in the ratio of the abundance of oxygen with an atomic mass of 18 to the abundance of oxygen with an atomic mass of 16 present in some substances, such as polar ice or calcite in ocean core samples, measured with the isotope fractionation.
See Oxygen and Oxygen isotope ratio cycle
Oxygen mask
An oxygen mask is a mask that provides a method to transfer breathing oxygen gas from a storage tank to the lungs.
Oxygen plant
Oxygen plants are industrial systems designed to generate oxygen.
Oxygen sensor
An oxygen sensor (or lambda sensor, where lambda refers to air–fuel equivalence ratio, usually denoted by λ) or probe or sond, is an electronic device that measures the proportion of oxygen (O2) in the gas or liquid being analyzed. Oxygen and oxygen sensor are breathing gases.
Oxygen storage
Methods of oxygen storage for subsequent use span many approaches, including high pressures in oxygen tanks, cryogenics, oxygen-rich compounds and reaction mixtures, and chemical compounds that reversibly release oxygen upon heating or pressure change.
Oxygen tank
An oxygen tank is an oxygen storage vessel, which is either held under pressure in gas cylinders, referred to in the industry as high pressure oxygen cylinders, or as liquid oxygen in a cryogenic storage tank.
Oxygen tent
An oxygen tent consists of a canopy placed over the head and shoulders, or over the entire body of a patient to provide oxygen at a higher level than normal.
Oxygen therapy
Oxygen therapy, also referred to as supplemental oxygen, is the use of oxygen as medical treatment.
Oxygen toxicity
Oxygen toxicity is a condition resulting from the harmful effects of breathing molecular oxygen at increased partial pressures.
See Oxygen and Oxygen toxicity
Oxygen-16
Oxygen-16 (symbol: 16O or) is a nuclide.
Oxygen-17
Oxygen-17 (17O) is a low-abundance, natural, stable isotope of oxygen (0.0373% in seawater; approximately twice as abundant as deuterium).
Oxygen-18
Oxygen-18 (Ω) is a natural, stable isotope of oxygen and one of the environmental isotopes.
Oxygen-evolving complex
The oxygen-evolving complex (OEC), also known as the water-splitting complex, is a water-oxidizing enzyme involved in the photo-oxidation of water during the light reactions of photosynthesis.
See Oxygen and Oxygen-evolving complex
Ozone
Ozone (or trioxygen) is an inorganic molecule with the chemical formula. Oxygen and Ozone are oxidizing agents.
See Oxygen and Ozone
Ozone layer
The ozone layer or ozone shield is a region of Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation.
Ozonide
Ozonide is the polyatomic anion.
Paleoclimatology
Paleoclimatology (British spelling, palaeoclimatology) is the scientific study of climates predating the invention of meteorological instruments, when no direct measurement data were available.
See Oxygen and Paleoclimatology
Paleoproterozoic
The Paleoproterozoic Era (also spelled Palaeoproterozoic) is the first of the three sub-divisions (eras) of the Proterozoic eon, and also the longest era of the Earth's geological history, spanning from (2.5–1.6 Ga).
See Oxygen and Paleoproterozoic
Paramagnetism
Paramagnetism is a form of magnetism whereby some materials are weakly attracted by an externally applied magnetic field, and form internal, induced magnetic fields in the direction of the applied magnetic field.
Partial pressure
In a mixture of gases, each constituent gas has a partial pressure which is the notional pressure of that constituent gas as if it alone occupied the entire volume of the original mixture at the same temperature.
See Oxygen and Partial pressure
Pascal (unit)
The pascal (symbol: Pa) is the unit of pressure in the International System of Units (SI).
Passivation (chemistry)
In physical chemistry and engineering, passivation is coating a material so that it becomes "passive", that is, less readily affected or corroded by the environment.
See Oxygen and Passivation (chemistry)
Peracetic acid
Peracetic acid (also known as peroxyacetic acid, or PAA) is an organic compound with the formula CH3CO3H.
Periodic table
The periodic table, also known as the periodic table of the elements, is an ordered arrangement of the chemical elements into rows ("periods") and columns ("groups"). Oxygen and periodic table are chemical elements.
Periodic Videos
Periodic Videos (also known as The Periodic Table of Videos) is a video project and YouTube channel on chemistry.
See Oxygen and Periodic Videos
Peroxide
In chemistry, peroxides are a group of compounds with the structure, where the R's represent a radical (a portion of a complete molecule; not necessarily a free radical) and O's are single oxygen atoms.
Petrochemical
Petrochemicals (sometimes abbreviated as petchems) are the chemical products obtained from petroleum by refining.
Phenol
Phenol (also known as carbolic acid, phenolic acid, or benzenol) is an aromatic organic compound with the molecular formula.
Philo of Byzantium
Philo of Byzantium (Φίλων ὁ Βυζάντιος, Phílōn ho Byzántios), also known as Philo Mechanicus (Latin for "Philo the Engineer"), was a Greek engineer, physicist and writer on mechanics, who lived during the latter half of the 3rd century BC.
See Oxygen and Philo of Byzantium
Philosophy
Philosophy ('love of wisdom' in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, value, mind, and language.
Phosphate
In chemistry, a phosphate is an anion, salt, functional group or ester derived from a phosphoric acid.
Photic zone
The photic zone (or euphotic zone, epipelagic zone, or sunlight zone) is the uppermost layer of a body of water that receives sunlight, allowing phytoplankton to perform photosynthesis.
Photodissociation
Photodissociation, photolysis, photodecomposition, or photofragmentation is a chemical reaction in which molecules of a chemical compound are broken down by absorption of light or photons.
See Oxygen and Photodissociation
Photon
A photon is an elementary particle that is a quantum of the electromagnetic field, including electromagnetic radiation such as light and radio waves, and the force carrier for the electromagnetic force.
Photophosphorylation
In the process of photosynthesis, the phosphorylation of ADP to form ATP using the energy of sunlight is called photophosphorylation.
See Oxygen and Photophosphorylation
Photosynthesis
Photosynthesis is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their metabolism.
Physician
A physician, medical practitioner (British English), medical doctor, or simply doctor is a health professional who practices medicine, which is concerned with promoting, maintaining or restoring health through the study, diagnosis, prognosis and treatment of disease, injury, and other physical and mental impairments.
Picometre
The picometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: pm) or picometer (American spelling) is a unit of length in the International System of Units (SI), equal to, or one trillionth of a metre, which is the SI base unit of length.
Pierre Bayen
Pierre Bayen (7 February 1725–14 February 1798) was a French chemist.
Placebo
A placebo is a substance or treatment which is designed to have no therapeutic value.
Plant
Plants are the eukaryotes that form the kingdom Plantae; they are predominantly photosynthetic.
See Oxygen and Plant
Plastic
Plastics are a wide range of synthetic or semi-synthetic materials that use polymers as a main ingredient.
Platinum hexafluoride
Platinum hexafluoride is the chemical compound with the formula PtF6, and is one of seventeen known binary hexafluorides.
See Oxygen and Platinum hexafluoride
Pneumonia
Pneumonia is an inflammatory condition of the lung primarily affecting the small air sacs known as alveoli.
Polyester
Polyester is a category of polymers that contain one or two ester linkages in every repeat unit of their main chain.
Positron emission
Positron emission, beta plus decay, or β+ decay is a subtype of radioactive decay called beta decay, in which a proton inside a radionuclide nucleus is converted into a neutron while releasing a positron and an electron neutrino.
See Oxygen and Positron emission
Potassium nitrate
Potassium nitrate is a chemical compound with a sharp, salty, bitter taste and the chemical formula. Oxygen and Potassium nitrate are e-number additives.
See Oxygen and Potassium nitrate
Pressure swing adsorption
Pressure swing adsorption (PSA) is a technique used to separate some gas species from a mixture of gases (typically air) under pressure according to the species' molecular characteristics and affinity for an adsorbent material.
See Oxygen and Pressure swing adsorption
Preterm birth
Preterm birth, also known as premature birth, is the birth of a baby at fewer than 37 weeks gestational age, as opposed to full-term delivery at approximately 40 weeks.
Protein
Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues.
Proton
A proton is a stable subatomic particle, symbol, H+, or 1H+ with a positive electric charge of +1 e (elementary charge).
Protoplanetary disk
A protoplanetary disk is a rotating circumstellar disc of dense gas and dust surrounding a young newly formed star, a T Tauri star, or Herbig Ae/Be star.
See Oxygen and Protoplanetary disk
Pulmonary artery
A pulmonary artery is an artery in the pulmonary circulation that carries deoxygenated blood from the right side of the heart to the lungs.
See Oxygen and Pulmonary artery
Pulmonary fibrosis
Pulmonary fibrosis is a condition in which the lungs become scarred over time.
See Oxygen and Pulmonary fibrosis
Pyrotechnics
Pyrotechnics is the science and craft of creating such things as fireworks, safety matches, oxygen candles, explosive bolts and other fasteners, parts of automotive airbags, as well as gas-pressure blasting in mining, quarrying, and demolition.
Quantum mechanics
Quantum mechanics is a fundamental theory that describes the behavior of nature at and below the scale of atoms.
See Oxygen and Quantum mechanics
Quartz
Quartz is a hard, crystalline mineral composed of silica (silicon dioxide).
Radioactive decay
Radioactive decay (also known as nuclear decay, radioactivity, radioactive disintegration, or nuclear disintegration) is the process by which an unstable atomic nucleus loses energy by radiation.
See Oxygen and Radioactive decay
Radionuclide
A radionuclide (radioactive nuclide, radioisotope or radioactive isotope) is a nuclide that has excess numbers of either neutrons or protons, giving it excess nuclear energy, and making it unstable.
Raoul Pictet
Raoul-Pierre Pictet (4 April 1846 – 27 July 1929) was a Swiss physicist.
Rayleigh scattering
Rayleigh scattering, named after the 19th-century British physicist Lord Rayleigh (John William Strutt), is the predominantly elastic scattering of light, or other electromagnetic radiation, by particles with a size much smaller than the wavelength of the radiation.
See Oxygen and Rayleigh scattering
Reactive oxygen species
In chemistry and biology, reactive oxygen species (ROS) are highly reactive chemicals formed from diatomic oxygen, water, and hydrogen peroxide.
See Oxygen and Reactive oxygen species
Rebreather
A rebreather is a breathing apparatus that absorbs the carbon dioxide of a user's exhaled breath to permit the rebreathing (recycling) of the substantially unused oxygen content, and unused inert content when present, of each breath.
Red blood cell
Red blood cells (RBCs), referred to as erythrocytes (with -cyte translated as 'cell' in modern usage) in academia and medical publishing, also known as red cells, erythroid cells, and rarely haematids, are the most common type of blood cell and the vertebrate's principal means of delivering oxygen to the body tissues—via blood flow through the circulatory system.
Redox
Redox (reduction–oxidation or oxidation–reduction) is a type of chemical reaction in which the oxidation states of the reactants change.
See Oxygen and Redox
Reflectance
The reflectance of the surface of a material is its effectiveness in reflecting radiant energy.
Remote sensing
Remote sensing is the acquisition of information about an object or phenomenon without making physical contact with the object, in contrast to in situ or on-site observation.
Residue (chemistry)
Within the sciences residue is a complex concept with multiple meanings.
See Oxygen and Residue (chemistry)
Respiration (physiology)
In physiology, respiration is the movement of oxygen from the outside environment to the cells within tissues, and the removal of carbon dioxide in the opposite direction to the surrounding environment.
See Oxygen and Respiration (physiology)
Respiratory system
The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for gas exchange in animals and plants.
See Oxygen and Respiratory system
Rhombohedron
In geometry, a rhombohedron (also called a rhombic hexahedron or, inaccurately, a rhomboid) is a special case of a parallelepiped in which all six faces are congruent rhombi.
Robert Boyle
Robert Boyle (25 January 1627 – 31 December 1691) was an Anglo-Irish natural philosopher, chemist, physicist, alchemist and inventor.
Robert H. Goddard
Robert Hutchings Goddard (October 5, 1882 – August 10, 1945) was an American engineer, professor, physicist, and inventor who is credited with creating and building the world's first liquid-fueled rocket, which was successfully launched on March 16, 1926.
See Oxygen and Robert H. Goddard
Robert Hooke
Robert Hooke (18 July 16353 March 1703) was an English polymath who was active as a physicist ("natural philosopher"), astronomer, geologist, meteorologist and architect.
Rock (geology)
In geology, rock (or stone) is any naturally occurring solid mass or aggregate of minerals or mineraloid matter.
Rocket engine
A rocket engine uses stored rocket propellants as the reaction mass for forming a high-speed propulsive jet of fluid, usually high-temperature gas.
Rocket propellant
Rocket propellant is the reaction mass of a rocket.
See Oxygen and Rocket propellant
Royal Society of Chemistry
The Royal Society of Chemistry (RSC) is a learned society and professional association in the United Kingdom with the goal of "advancing the chemical sciences".
See Oxygen and Royal Society of Chemistry
Rust
Rust is an iron oxide, a usually reddish-brown oxide formed by the reaction of iron and oxygen in the catalytic presence of water or air moisture.
See Oxygen and Rust
Schumann–Runge bands
The Schumann–Runge bands are a set of absorption bands of molecular oxygen that occur at wavelengths between 176 and 192.6 nanometres.
See Oxygen and Schumann–Runge bands
Scuba diving
Scuba diving is a mode of underwater diving whereby divers use breathing equipment that is completely independent of a surface breathing gas supply, and therefore has a limited but variable endurance.
Seawater
Seawater, or sea water, is water from a sea or ocean.
Signal-to-noise ratio
Signal-to-noise ratio (SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.
See Oxygen and Signal-to-noise ratio
Silicate
A silicate is any member of a family of polyatomic anions consisting of silicon and oxygen, usually with the general formula, where.
Silicate mineral
Silicate minerals are rock-forming minerals made up of silicate groups.
See Oxygen and Silicate mineral
Silicon
Silicon is a chemical element; it has symbol Si and atomic number 14. Oxygen and Silicon are chemical elements.
Silicon dioxide
Silicon dioxide, also known as silica, is an oxide of silicon with the chemical formula, commonly found in nature as quartz. Oxygen and silicon dioxide are e-number additives.
See Oxygen and Silicon dioxide
Singlet oxygen
Singlet oxygen, systematically named dioxygen(singlet) and dioxidene, is a gaseous inorganic chemical with the formula O. Oxygen and Singlet oxygen are oxidizing agents.
Skeleton
A skeleton is the structural frame that supports the body of most animals.
Smelting
Smelting is a process of applying heat and a chemical reducing agent to an ore to extract a desired base metal product.
Smog
Smog, or smoke fog, is a type of intense air pollution.
See Oxygen and Smog
Sodium chlorate
Sodium chlorate is an inorganic compound with the chemical formula NaClO3. Oxygen and Sodium chlorate are oxidizing agents.
See Oxygen and Sodium chlorate
Solar System
The Solar SystemCapitalization of the name varies.
Solar wind
The solar wind is a stream of charged particles released from the Sun's outermost atmospheric layer, the corona.
Solid oxygen
Solid oxygen forms at normal atmospheric pressure at a temperature below 54.36 K (−218.79 °C, −361.82 °F).
Solubility
In chemistry, solubility is the ability of a substance, the solute, to form a solution with another substance, the solvent.
Solvent
A solvent (from the Latin solvō, "loosen, untie, solve") is a substance that dissolves a solute, resulting in a solution.
Space suit
A space suit or spacesuit is a garment worn to keep a human alive in the harsh environment of outer space, vacuum and temperature extremes.
Spider
Spiders (order Araneae) are air-breathing arthropods that have eight limbs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk.
Spin (physics)
Spin is an intrinsic form of angular momentum carried by elementary particles, and thus by composite particles such as hadrons, atomic nuclei, and atoms.
Sport
Sport is a form of physical activity or game.
See Oxygen and Sport
Standard temperature and pressure
Standard temperature and pressure (STP) or Standard conditions for temperature and pressure are various standard sets of conditions for experimental measurements used to allow comparisons to be made between different sets of data.
See Oxygen and Standard temperature and pressure
Star
A star is a luminous spheroid of plasma held together by self-gravity.
See Oxygen and Star
Steel
Steel is an alloy of iron and carbon with improved strength and fracture resistance compared to other forms of iron.
See Oxygen and Steel
Submarine
A submarine (or sub) is a watercraft capable of independent operation underwater.
Sulfur
Sulfur (also spelled sulphur in British English) is a chemical element; it has symbol S and atomic number 16. Oxygen and Sulfur are Chalcogens, chemical elements and reactive nonmetals.
Sulfur dioxide
Sulfur dioxide (IUPAC-recommended spelling) or sulphur dioxide (traditional Commonwealth English) is the chemical compound with the formula. Oxygen and Sulfur dioxide are e-number additives.
Sun
The Sun is the star at the center of the Solar System.
See Oxygen and Sun
Superconductivity
Superconductivity is a set of physical properties observed in certain materials where electrical resistance vanishes and magnetic fields are expelled from the material.
See Oxygen and Superconductivity
Superoxide
In chemistry, a superoxide is a compound that contains the superoxide ion, which has the chemical formula.
Surface-supplied diving
Surface-supplied diving is a mode of underwater diving using equipment supplied with breathing gas through a diver's umbilical from the surface, either from the shore or from a diving support vessel, sometimes indirectly via a diving bell.
See Oxygen and Surface-supplied diving
Tetrahydrofuran
Tetrahydrofuran (THF), or oxolane, is an organic compound with the formula (CH2)4O.
See Oxygen and Tetrahydrofuran
Tetraoxygen
The tetraoxygen molecule (O4), also called oxozone, is an allotrope of oxygen consisting of four oxygen atoms.
Tetrapod
A tetrapod is any four-limbed vertebrate animal of the superclass Tetrapoda.
Textile
Textile is an umbrella term that includes various fiber-based materials, including fibers, yarns, filaments, threads, different fabric types, etc.
The Botanic Garden
The Botanic Garden (1791) is a set of two poems, The Economy of Vegetation and The Loves of the Plants, by the British poet and naturalist Erasmus Darwin.
See Oxygen and The Botanic Garden
The New York Times
The New York Times (NYT) is an American daily newspaper based in New York City.
See Oxygen and The New York Times
Thermal decomposition
Thermal decomposition, or thermolysis, is a chemical decomposition of a substance caused by heat.
See Oxygen and Thermal decomposition
Thylakoid
Thylakoids are membrane-bound compartments inside chloroplasts and cyanobacteria.
Tin
Tin is a chemical element; it has symbol Sn and atomic number 50. Oxygen and Tin are chemical elements.
See Oxygen and Tin
Titanium
Titanium is a chemical element; it has symbol Ti and atomic number 22. Oxygen and Titanium are chemical elements.
Transition metal
In chemistry, a transition metal (or transition element) is a chemical element in the d-block of the periodic table (groups 3 to 12), though the elements of group 12 (and less often group 3) are sometimes excluded.
See Oxygen and Transition metal
Transition metal dioxygen complex
Dioxygen complexes are coordination compounds that contain O2 as a ligand.
See Oxygen and Transition metal dioxygen complex
Triple-alpha process
The triple-alpha process is a set of nuclear fusion reactions by which three helium-4 nuclei (alpha particles) are transformed into carbon.
See Oxygen and Triple-alpha process
Triplet oxygen
Triplet oxygen, 3O2, refers to the S.
Triplet state
In quantum mechanics, a triplet state, or spin triplet, is the quantum state of an object such as an electron, atom, or molecule, having a quantum spin S.
Troposphere
The troposphere is the lowest layer of the atmosphere of Earth.
Ultraviolet
Ultraviolet (UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays.
Underwater diving
Underwater diving, as a human activity, is the practice of descending below the water's surface to interact with the environment.
See Oxygen and Underwater diving
Upper atmosphere
Upper atmosphere is a collective term that refers to various layers of the atmosphere of the Earth above the troposphere and corresponding regions of the atmospheres of other planets, and includes.
See Oxygen and Upper atmosphere
Uppsala
Uppsala (archaically spelled Upsala) is the county seat of Uppsala County and the fourth-largest city in Sweden, after Stockholm, Gothenburg, and Malmö.
Van der Waals force
In molecular physics and chemistry, the van der Waals force (sometimes van de Waals' force) is a distance-dependent interaction between atoms or molecules.
See Oxygen and Van der Waals force
Vein
Veins are blood vessels in the circulatory system of humans and most other animals that carry blood towards the heart.
See Oxygen and Vein
Ventilator
A ventilator is a type of breathing apparatus, a class of medical technology that provides mechanical ventilation by moving breathable air into and out of the lungs, to deliver breaths to a patient who is physically unable to breathe, or breathing insufficiently.
Venus
Venus is the second planet from the Sun.
See Oxygen and Venus
Vertebrate
Vertebrates are deuterostomal animals with bony or cartilaginous axial endoskeleton — known as the vertebral column, spine or backbone — around and along the spinal cord, including all fish, amphibians, reptiles, birds and mammals.
Water
Water is an inorganic compound with the chemical formula.
See Oxygen and Water
Water pollution
Water pollution (or aquatic pollution) is the contamination of water bodies, with a negative impact on their uses.
See Oxygen and Water pollution
Water treatment
Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use.
See Oxygen and Water treatment
Wave–particle duality
Wave-particle duality is the concept in quantum mechanics that quantum entities exhibit particle or wave properties according to the experimental circumstances.
See Oxygen and Wave–particle duality
Wüstite
Wüstite (FeO, sometimes also written as Fe0.95O) is a mineral form of mostly iron(II) oxide found with meteorites and native iron.
Welding
Welding is a fabrication process that joins materials, usually metals or thermoplastics, primarily by using high temperature to melt the parts together and allow them to cool, causing fusion.
William Hampson
William Hampson (18541926) was the first person to patent a process for liquifying air.
See Oxygen and William Hampson
Wiltshire
Wiltshire (abbreviated to Wilts) is a ceremonial county in South West England.
Wood
Wood is a structural tissue found in the stems and roots of trees and other woody plants.
See Oxygen and Wood
Zeolite
Zeolite is a family of several microporous, crystalline aluminosilicate materials commonly used as commercial adsorbents and catalysts.
Zirconium dioxide
Zirconium dioxide, sometimes known as zirconia (not to be confused with zircon), is a white crystalline oxide of zirconium.
See Oxygen and Zirconium dioxide
Zygmunt Florenty Wróblewski
Zygmunt Florenty Wróblewski (Polish pronunciation:; 28 October 1845 – 16 April 1888) was a Polish physicist and chemist.
See Oxygen and Zygmunt Florenty Wróblewski
1,4-Dioxane
1,4-Dioxane is a heterocyclic organic compound, classified as an ether.
See also
Breathing gases
- Argox
- Atmosphere of Earth
- Breathing gas
- Cascade filling system
- Compressed air
- Diving cylinder
- Gas blending for scuba diving
- Heliox
- Helium analyzer
- Hydreliox
- Hydrox (breathing gas)
- Lean air
- Maximum operating depth
- Nitrous oxide (medication)
- Nitrox
- Oxygen
- Oxygen evolution
- Oxygen sensor
- Trimix (breathing gas)
Chalcogens
Chemical substances for emergency medicine
- Activated charcoal (medication)
- Adenosine
- Adrenaline
- Amiodarone
- Aspirin
- Atropine
- Catecholamines
- Dantrolene
- Dexamethasone
- Diazepam
- Diltiazem
- Epinephrine (medication)
- Etomidate
- Flumazenil
- Furosemide
- Glucocorticoid
- Haloperidol
- Heparin
- Hyoscine butylbromide
- Ketamine
- Levosalbutamol
- Lidocaine
- Lorazepam
- Methylprednisolone
- Metoprolol
- Midazolam
- Morphine
- Naloxone
- Nitroglycerin (medication)
- Obidoxime
- Orciprenaline
- Oxygen
- Propofol
- Rocuronium bromide
- Salbutamol
- Sodium bicarbonate
- Suxamethonium chloride
- Terbutaline
- Thrombosis prevention
- Tocolytic
- Trimedoxime bromide
- Urapidil
Diatomic nonmetals
Reactive nonmetals
References
Also known as ATC code V03AN01, ATCvet code QV03AN01, Active oxygen, Applications of oxygen, Atomic number 8, Dephlogisticated air, Diatomic Oxygen, Diatomic oxide, E948, Element 8, Free oxygen, History of oxygen, Medical oxygen, Nitroaereus, O (element), O=O, Oxigen, Oxygen Atom, Oxygen applications, Oxygen gas, Oxygen ion, Oxygen partial pressure, Oxygen rings, Oxygen uses, Oxygen, 8O, Oxygyn, O₂, Properties of oxygen, Pure oxygen, Uses of oxygen, Vital air.
, Aurora, Autoxidation, Avogadro's law, Bacteria, Banded iron formation, Barbecue, Barium oxide, Bauxite, Beta decay, Biochemical oxygen demand, Biogeochemical cycle, Biomolecule, Biosignature, Biosphere, Bitumen, Bohr effect, Bond order, Breathing, Breathing gas, Brin process, Calcium, Calcium carbonate, Calx, Cambrian, Carbohydrate, Carbon, Carbon cycle, Carbon dioxide, Carbon monoxide, Carbon monoxide poisoning, Carboniferous, Carboxylic acid, Carl von Linde, Carl Wilhelm Scheele, Carotenoid, Cascade (chemical engineering), Cellular respiration, Celsius, Central nervous system, Ceramic, Chalcogen, Charles Darwin, Chemical affinity, Chemical bond, Chemical compound, Chemical element, Chemical formula, Chemical oxygen generator, Chemical polarity, Chemical reaction, Chemical symbol, Chloride, Chloroplast, Circulatory system, Citric acid, CNO cycle, Cofactor (biochemistry), Combustion, Convulsion, Corrosion, Corrosion in space, Corundum, Covalent bond, CRC Press, Cryogenics, Cyanobacteria, Dark oxygen, Decomposition, Decompression (diving), Decompression sickness, Degenerate energy levels, Detergent, Detonation, Diatomic molecule, Diethyl ether, Diffuse sky radiation, Diffusion, Dimethyl sulfoxide, Dimethylformamide, Dioxygen difluoride, Dioxygen in biological reactions, Dioxygenyl, Dioxygenyl hexafluoroplatinate, Dipole, Disease, Distillation, Diving chamber, Double bond, Earth, Earth observation satellite, Earth's crust, Electrolysis of water, Electromagnetic spectrum, Electron configuration, Electronegativity, Emphysema, Enzyme, Epoxide, Erasmus Darwin, Ester, Ethanol, Ether, Ethyl acetate, Ethylene, Ethylene glycol, Ethylene oxide, Eukaryote, Euphoria, Europa (moon), Eutrophication, Evaporation, Exchange interaction, Exhaust system, Exoskeleton, Exothermic process, Exothermic reaction, Experiments and Observations on Different Kinds of Air, Explosion, Extinction, Extraterrestrial life, Fat, Fire, Fire (classical element), Fixed-wing aircraft, Fluorescence, Fluorine, Formaldehyde, Formic acid, Foundations of Chemistry, Fractional distillation, French Academy of Sciences, Fuel, Fungus, Furan, Ganymede (moon), Gas, Gas gangrene, Gasoline, Genesis (spacecraft), Geological history of oxygen, Geology of solar terrestrial planets, Georg Ernst Stahl, George H. Goble, Glucose, Glutaraldehyde, Glycerol, Granite, Great Oxidation Event, Green algae, Ground state, Group (periodic table), Half-life, Heart failure, Heat exchanger, Helium, Helium-4, Hematite, Heme, Hemerythrin, Hemocyanin, Hemoglobin, History of life, Human spaceflight, Humphry Davy, Hydrogen, Hydrogen bond, Hydrogen peroxide, Hydrosphere, Hyperbaric medicine, Hyperbaric treatment schedules, Hyperoxia, Hypersensitive response, Hypofluorous acid, Hypoxia (environmental), Hypoxia (medicine), Ice core, Immune system, Inorganic compound, International Union of Pure and Applied Chemistry, Iron, Iron ore, Iron(II) oxide, Iron(III) oxide, Isopropyl alcohol, Isotope, Isotopes of nitrogen, Isotopes of oxygen, Jagiellonian University, James Dewar, Johann Joachim Becher, John Dalton, John Mayow, Joseph Louis Gay-Lussac, Joseph Priestley, Joule per mole, Karol Olszewski, Kelvin, Ketone, Leonardo da Vinci, Life-support system, Ligand, Limestone, Limiting oxygen concentration, Liquid nitrogen, Liquid oxygen, List of purification methods in chemistry, Lithosphere, Litre, Lobster, Louis Paul Cailletet, Low Earth orbit, Magnesium, Magnet, Magnetic moment, Manganese, Mars, Medicine, Mercury(II) oxide, Metal, Metastability, Meteorite, Methanol, Michael Sendivogius, Mikhail Lomonosov, Milky Way, Millimetre of mercury, Mitochondrion, Molecular orbital, Mollusca, Moon, Myoglobin, Nanocluster, Nanometre, NASA, Nasal cannula, Natural abundance, Nebular hypothesis, Neon, Neon-burning process, NFPA 704, Nitrate, Nitrogen, Non-stoichiometric compound, Nonmetal, Nucleic acid, Nucleosynthesis, Obligate anaerobe, Ocean deoxygenation, Ole Borch, Organic acid anhydride, Organic chemistry, Organic compound, Organism, Outgassing, Outline of underwater divers, Oxidation state, Oxidative phosphorylation, Oxide, Oxidizing agent, Oxy-fuel welding and cutting, Oxyacid, Oxygen bar, Oxygen compounds, Oxygen cycle, Oxygen difluoride, Oxygen evolution, Oxygen isotope ratio cycle, Oxygen mask, Oxygen plant, Oxygen sensor, Oxygen storage, Oxygen tank, Oxygen tent, Oxygen therapy, Oxygen toxicity, Oxygen-16, Oxygen-17, Oxygen-18, Oxygen-evolving complex, Ozone, Ozone layer, Ozonide, Paleoclimatology, Paleoproterozoic, Paramagnetism, Partial pressure, Pascal (unit), Passivation (chemistry), Peracetic acid, Periodic table, Periodic Videos, Peroxide, Petrochemical, Phenol, Philo of Byzantium, Philosophy, Phosphate, Photic zone, Photodissociation, Photon, Photophosphorylation, Photosynthesis, Physician, Picometre, Pierre Bayen, Placebo, Plant, Plastic, Platinum hexafluoride, Pneumonia, Polyester, Positron emission, Potassium nitrate, Pressure swing adsorption, Preterm birth, Protein, Proton, Protoplanetary disk, Pulmonary artery, Pulmonary fibrosis, Pyrotechnics, Quantum mechanics, Quartz, Radioactive decay, Radionuclide, Raoul Pictet, Rayleigh scattering, Reactive oxygen species, Rebreather, Red blood cell, Redox, Reflectance, Remote sensing, Residue (chemistry), Respiration (physiology), Respiratory system, Rhombohedron, Robert Boyle, Robert H. Goddard, Robert Hooke, Rock (geology), Rocket engine, Rocket propellant, Royal Society of Chemistry, Rust, Schumann–Runge bands, Scuba diving, Seawater, Signal-to-noise ratio, Silicate, Silicate mineral, Silicon, Silicon dioxide, Singlet oxygen, Skeleton, Smelting, Smog, Sodium chlorate, Solar System, Solar wind, Solid oxygen, Solubility, Solvent, Space suit, Spider, Spin (physics), Sport, Standard temperature and pressure, Star, Steel, Submarine, Sulfur, Sulfur dioxide, Sun, Superconductivity, Superoxide, Surface-supplied diving, Tetrahydrofuran, Tetraoxygen, Tetrapod, Textile, The Botanic Garden, The New York Times, Thermal decomposition, Thylakoid, Tin, Titanium, Transition metal, Transition metal dioxygen complex, Triple-alpha process, Triplet oxygen, Triplet state, Troposphere, Ultraviolet, Underwater diving, Upper atmosphere, Uppsala, Van der Waals force, Vein, Ventilator, Venus, Vertebrate, Water, Water pollution, Water treatment, Wave–particle duality, Wüstite, Welding, William Hampson, Wiltshire, Wood, Zeolite, Zirconium dioxide, Zygmunt Florenty Wróblewski, 1,4-Dioxane.