136 relations: Acetaldehyde, Acetone, Acetylene hydratase, Acetylide, Acid dissociation constant, Acrylate polymer, Acrylic acid, Acrylic fiber, Acrylic paint, Acrylic resin, Adiabatic process, Agamassan, Alan J. Heeger, Alan MacDiarmid, Alcohol, Alkyne, Alkyne trimerisation, Alkynylation, Alpha and beta carbon, Aqueous solution, Arc lamp, Arc welding, Arsine, Atmospheric pressure, Atomic orbital, Bell Canada, Benzene, Brass, Calcium carbide, Carbide lamp, Carbon, Carbon monoxide, Carbonyl group, Carboxylic acid, Carburizing, Catalysis, Chemical bond, Chemical compound, Chemical nomenclature, Coal, Coal tar, Combustion, Copper, Copper(I) acetylide, Cracking (chemistry), Cyanogen, Cyclooctatetraene, Decomposition, Deprotonation, Derivative (chemistry), ..., Dicyanoacetylene, Dimethylformamide, Divinyl sulfide, Edmund Davy, Effluent, Electric arc furnace, Enceladus, Enzyme, Ethylene, Ethynyl, Exothermic process, Formaldehyde, Friedrich Wöhler, Gas cylinder, Gas giant, Hideki Shirakawa, Hydration reaction, Hydrocarbon, Hydroelectricity, Hydrogen, Hydrogen chloride, Hydrogen cyanide, Hydrolysis, Hydroquinone, Incandescent light bulb, Industrial gas, Inorganic compound, Iodine, Joule, Journal of Chemical Education, Linear molecular geometry, List of UN numbers 1001 to 1100, List of UN numbers 3101 to 3200, Lithium, Lithium carbide, Manhole, Marcellin Berthelot, Mass spectrometry, Mercury(II) bromide, Methane, Molecular symmetry, Nature (journal), Niagara Falls, Nobel Prize in Chemistry, Orbital hybridisation, Orbital overlap, Organic semiconductor, Organometallic chemistry, Oxy-fuel welding and cutting, Periodic Videos, Petroleum, Phase diagram, Phosphine, Pi bond, Poly(methyl methacrylate), Polyacetylene, Polyethylene, Polymerization, Pressure measurement, Propene, Radiocarbon dating, Redox, Royal Society of Chemistry, Saturation (chemistry), Saturn, Sigma bond, Silver acetylide, Soldering, Solubility equilibrium, Solvent, Sublimation (phase transition), Superbase, The Planetary Society, Transition metal alkyne complex, Triple bond, Triple point, Valence (chemistry), Valence bond theory, Vapor, Vinyl group, Vinylacetylene, W. M. Keck Observatory, Wacker process, Walter Reppe, Ziegler–Natta catalyst, 1,4-Butynediol. Expand index (86 more) » « Shrink index
Acetaldehyde (systematic name ethanal) is an organic chemical compound with the formula CH3CHO, sometimes abbreviated by chemists as MeCHO (Me.
Acetone (systematically named propanone) is the organic compound with the formula (CH3)2CO.
In enzymology, an acetylene hydratase is a rare example of an enzyme containing tungsten.
Acetylide refers to chemical compounds with the chemical formulas MC≡CH and MC≡CM, where M is a metal.
An acid dissociation constant, Ka, (also known as acidity constant, or acid-ionization constant) is a quantitative measure of the strength of an acid in solution.
Acrylate polymers belong to a group of polymers which could be referred to generally as plastics.
Acrylic acid (IUPAC: propenoic acid) is an organic compound with the formula CH2.
Acrylic fibers are synthetic fibers made from a polymer (polyacrylonitrile) with an average molecular weight of ~100,000, about 1900 monomer units.
Acrylic paint is a fast-drying paint made of pigment suspended in acrylic polymer emulsion.
Acrylic resins are a group of related thermoplastic or thermosetting plastic substances derived from acrylic acid, methacrylic acid or other related compounds.
In thermodynamics, an adiabatic process is one that occurs without transfer of heat or matter between a thermodynamic system and its surroundings.
Agamassan is a porous substrate used to safely absorb acetylene and thus allow the transport, storage and commercial exploitation of the otherwise unstable gas.
Alan Jay Heeger (born January 22, 1936) is an American physicist, academic and Nobel Prize laureate in chemistry.
Alan Graham MacDiarmid, ONZ FRS (14 April 1927 – 7 February 2007) was a New Zealand-born American chemist, and one of three recipients of the Nobel Prize for Chemistry in 2000.
In chemistry, an alcohol is any organic compound in which the hydroxyl functional group (–OH) is bound to a carbon.
In organic chemistry, an alkyne is an unsaturated hydrocarbon containing at least one carbon—carbon triple bond.
An alkyne trimerisation reaction is a 2+2+2 cyclization reaction in which three molecules of alkyne react to form an arene.
Alkynylation is an addition reaction in organic synthesis where a terminal alkyne adds to a carbonyl group to form an α-alkynyl alcohol.
The alpha carbon (Cα) in organic molecules refers to the first carbon atom that attaches to a functional group, such as a carbonyl.
An aqueous solution is a solution in which the solvent is water.
An arc lamp or arc light is a lamp that produces light by an electric arc (also called a voltaic arc).
Arc welding is a process that is used to join metal to metal by using electricity to create enough heat to melt metal, and the melted metals when cool result in a binding of the metals.
Arsine is an inorganic compound with the formula AsH3.
Atmospheric pressure, sometimes also called barometric pressure, is the pressure within the atmosphere of Earth (or that of another planet).
In quantum mechanics, an atomic orbital is a mathematical function that describes the wave-like behavior of either one electron or a pair of electrons in an atom.
Bell Canada (commonly referred to as Bell) is a Canadian telecommunications company headquartered in Montreal, Quebec, Canada.
Benzene is an important organic chemical compound with the chemical formula C6H6.
Brass is a metallic alloy that is made of copper and zinc.
Calcium carbide is a chemical compound with the chemical formula of CaC2.
Carbide lamps, or acetylene gas lamps, are simple lamps that produce and burn acetylene (C2H2) which is created by the reaction of calcium carbide (CaC2) with water (H2O).
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
Carbon monoxide (CO) is a colorless, odorless, and tasteless gas that is slightly less dense than air.
In organic chemistry, a carbonyl group is a functional group composed of a carbon atom double-bonded to an oxygen atom: C.
A carboxylic acid is an organic compound that contains a carboxyl group (C(.
Carburizing, carburising (chiefly English), or carburization is a heat treatment process in which iron or steel absorbs carbon while the metal is heated in the presence of a carbon-bearing material, such as charcoal or carbon monoxide.
Catalysis is the increase in the rate of a chemical reaction due to the participation of an additional substance called a catalysthttp://goldbook.iupac.org/C00876.html, which is not consumed in the catalyzed reaction and can continue to act repeatedly.
A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.
A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) composed of atoms from more than one element held together by chemical bonds.
A chemical nomenclature is a set of rules to generate systematic names for chemical compounds.
Coal is a combustible black or brownish-black sedimentary rock usually occurring in rock strata in layers or veins called coal beds or coal seams.
Coal tar is a thick dark liquid which is a by-product of the production of coke and coal gas from coal.
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.
Copper is a chemical element with symbol Cu (from cuprum) and atomic number 29.
Copper(I) acetylide, or cuprous acetylide, is a chemical compound with the formula Cu2C2.
In petrochemistry, petroleum geology and organic chemistry, cracking is the process whereby complex organic molecules such as kerogens or long-chain hydrocarbons are broken down into simpler molecules such as light hydrocarbons, by the breaking of carbon-carbon bonds in the precursors.
Cyanogen is the chemical compound with the formula (CN)2.
1,3,5,7-Cyclooctatetraene (COT) is an unsaturated derivative of cyclooctane, with the formula C8H8.
Decomposition is the process by which organic substances are broken down into simpler organic matter.
Deprotonation is the removal (transfer) of a proton (a hydrogen cation, H+) from a Brønsted–Lowry acid in an acid-base reaction.
In chemistry, a derivative is a compound that is derived from a similar compound by a chemical reaction.
Dicyanoacetylene, also called carbon subnitride or but-2-ynedinitrile (IUPAC), is a compound of carbon and nitrogen with chemical formula C4N2.
Dimethylformamide is an organic compound with the formula (CH3)2NC(O)H.
Divinyl sulfide is the organosulfur compound with the formula S(CH.
Edmund Davy FRS (1785 – 5 November 1857)Christopher F. Lindsey, ‘Davy, Edmund (1785–1857)’, Oxford Dictionary of National Biography, Oxford University Press, 2004 was a professor of Chemistry at the Royal Cork Institution from 1813 and professor of chemistry at the Royal Dublin Society from 1826.
Effluent is an outflowing of water or gas to natural body of water, or from a manmade structure.
An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc.
Enceladus is the sixth-largest moon of Saturn.
Enzymes are macromolecular biological catalysts.
Ethylene (IUPAC name: ethene) is a hydrocarbon which has the formula or H2C.
In organic chemistry, the term ethynyl designates.
In thermodynamics, the term exothermic process (exo-: "outside") describes a 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).
Friedrich Wöhler (31 July 1800 – 23 September 1882) was a German chemist, best known for his synthesis of urea, but also the first to isolate several chemical elements.
A gas cylinder or tank is a pressure vessel used to store gases at above atmospheric pressure.
A gas giant is a giant planet composed mainly of hydrogen and helium.
Hideki Shirakawa (白川 英樹 Shirakawa Hideki, born August 20, 1936) is a Japanese chemist, engineer, and Professor Emeritus at the University of Tsukuba and Zhejiang University.
In chemistry, a hydration reaction is a chemical reaction in which a substance combines with water.
In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.
Hydroelectricity is electricity produced from hydropower.
Hydrogen is a chemical element with symbol H and atomic number 1.
The compound hydrogen chloride has the chemical formula and as such is a hydrogen halide.
Hydrogen cyanide (HCN), sometimes called prussic acid, is a chemical compound with the chemical formula HCN.
Hydrolysis is a term used for both an electro-chemical process and a biological one.
Hydroquinone, also benzene-1,4-diol or quinol, is an aromatic organic compound that is a type of phenol, a derivative of benzene, having the chemical formula C6H4(OH)2.
An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a wire filament heated to such a high temperature that it glows with visible light (incandescence).
Industrial gases are gaseous materials that are manufactured for use in Industry.
An inorganic compound is typically a chemical compound that lacks C-H bonds, that is, a compound that is not an organic compound, but the distinction is not defined or even of particular interest.
Iodine is a chemical element with symbol I and atomic number 53.
The joule (symbol: J) is a derived unit of energy in the International System of Units.
The Journal of Chemical Education is a monthly peer-reviewed academic journal available in both print and electronic versions.
In chemistry, the linear molecular geometry describes the geometry around a central atom bonded to two other atoms (or ligands) placed at a bond-angle of 180°.
The UN numbers from UN1001 to UN1100 as assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods.
The UN numbers from UN3101 to UN3200 as assigned by the United Nations Committee of Experts on the Transport of Dangerous Goods.
Lithium (from lit) is a chemical element with symbol Li and atomic number 3.
Lithium carbide,, often known as dilithium acetylide, is a chemical compound of lithium and carbon, an acetylide.
A manhole (alternatively utility hole, cable chamber, maintenance hole, inspection chamber, access chamber, sewer hole, or confined space) is the top opening to an underground utility vault used to house an access point for making connections, inspection, valve adjustments or performing maintenance on underground and buried public utility and other services including water, sewers, telephone, electricity, storm drains, district heating and gas.
Pierre Eugène Marcellin Berthelot FRS FRSE (25 October 1827 – 18 March 1907) was a French chemist and politician noted for the ThomsenendashBerthelot principle of thermochemistry.
Mass spectrometry (MS) is an analytical technique that ionizes chemical species and sorts the ions based on their mass-to-charge ratio.
Mercury(II) bromide or mercuric bromide is the chemical compound composed of mercury and bromine with the formula HgBr2.
Methane is a chemical compound with the chemical formula (one atom of carbon and four atoms of hydrogen).
Molecular symmetry in chemistry describes the symmetry present in molecules and the classification of molecules according to their symmetry.
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
Niagara Falls is the collective name for three waterfalls that straddle the international border between the Canadian province of Ontario and the American state of New York.
The Nobel Prize in Chemistry (Nobelpriset i kemi) is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry.
In chemistry, orbital hybridisation (or hybridization) is the concept of mixing atomic orbitals into new hybrid orbitals (with different energies, shapes, etc., than the component atomic orbitals) suitable for the pairing of electrons to form chemical bonds in valence bond theory.
In chemical bonds, an orbital overlap is the concentration of orbitals on adjacent atoms in the same regions of space.
Organic semiconductors are solids whose building blocks are pi-bonded molecules or polymers made up by carbon and hydrogen atoms and – at times – heteroatoms such as nitrogen, sulfur and oxygen.
Organometallic chemistry is the study of organometallic compounds, chemical compounds containing at least one chemical bond between a carbon atom of an organic molecule and a metal, including alkaline, alkaline earth, and transition metals, and sometimes broadened to include metalloids like boron, silicon, and tin, as well.
Principle of the burn cutting Oxy-fuel welding (commonly called oxyacetylene welding, oxy welding, or gas welding in the U.S.) and oxy-fuel cutting are processes that use fuel gases and oxygen to weld and cut metals, respectively.
The Periodic Table of Videos (usually shortened to Periodic Videos) is a series of videos about chemical elements and the periodic table.
Petroleum is a naturally occurring, yellow-to-black liquid found in geological formations beneath the Earth's surface.
A phase diagram in physical chemistry, engineering, mineralogy, and materials science is a type of chart used to show conditions (pressure, temperature, volume, etc.) at which thermodynamically distinct phases occur and coexist at equilibrium.
Phosphine (IUPAC name: phosphane) is the compound with the chemical formula PH3.
In chemistry, pi bonds (π bonds) are covalent chemical bonds where two lobes of an orbital on one atom overlap two lobes of an orbital on another atom.
Poly(methyl methacrylate) (PMMA), also known as acrylic or acrylic glass as well as by the trade names Crylux, Plexiglas, Acrylite, Lucite, and Perspex among several others (see below), is a transparent thermoplastic often used in sheet form as a lightweight or shatter-resistant alternative to glass.
Polyacetylene (IUPAC name: polyethyne) usually refers to an organic polymer with the repeating unit (C2H2)n.
Polyethylene or polythene (abbreviated PE; IUPAC name polyethene or poly(ethylene)) is the most common plastic.
In polymer chemistry, polymerization is a process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks.
Pressure measurement is the analysis of an applied force by a fluid (liquid or gas) on a surface.
Propene, also known as propylene or methyl ethylene, is an unsaturated organic compound having the chemical formula C3H6.
Radiocarbon dating (also referred to as carbon dating or carbon-14 dating) is a method for determining the age of an object containing organic material by using the properties of radiocarbon, a radioactive isotope of carbon.
Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.
The Royal Society of Chemistry (RSC) is a learned society (professional association) in the United Kingdom with the goal of "advancing the chemical sciences".
In chemistry, saturation (from the Latin word saturare, meaning 'to fill') has diverse meanings, all based on the idea of reaching a maximum capacity.
Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.
In chemistry, sigma bonds (σ bonds) are the strongest type of covalent chemical bond.
Silver acetylide is an inorganic chemical compound with the formula Ag2C2, a metal acetylide.
Soldering (AmE:, BrE), is a process in which two or more items (usually metal) are joined together by melting and putting a filler metal (solder) into the joint, the filler metal having a lower melting point than the adjoining metal.
Solubility equilibrium is a type of dynamic equilibrium that exists when a chemical compound in the solid state is in chemical equilibrium with a solution of that compound.
A solvent (from the Latin solvō, "loosen, untie, solve") is a substance that dissolves a solute (a chemically distinct liquid, solid or gas), resulting in a solution.
Sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.
In chemistry, a superbase is an extremely basic compound or caustic substance that has a high affinity for protons.
The Planetary Society is an American internationally active, non-governmental, nonprofit foundation.
In organometallic chemistry, a transition metal alkyne complex is a coordination compound containing one or more alkyne ligands.
A triple bond in chemistry is a chemical bond between two atoms involving six bonding electrons instead of the usual two in a covalent single bond.
In thermodynamics, the triple point of a substance is the temperature and pressure at which the three phases (gas, liquid, and solid) of that substance coexist in thermodynamic equilibrium.
In chemistry, the valence or valency of an element is a measure of its combining power with other atoms when it forms chemical compounds or molecules.
In chemistry, valence bond (VB) theory is one of two basic theories, along with molecular orbital (MO) theory, that were developed to use the methods of quantum mechanics to explain chemical bonding.
In physics a vapor (American) or vapour (British and Canadian) is a substance in the gas phase at a temperature lower than its critical temperature,R.
In chemistry, vinyl or ethenyl is the functional group with the formula −CH.
The W. M. Keck Observatory is a two-telescope astronomical observatory at an elevation of 4,145 meters (13,600 ft) near the summit of Mauna Kea in the U.S. state of Hawaii.
The Wacker process or the Hoechst-Wacker process (named after the chemical companies of the same name) refers to the oxidation of ethylene to acetaldehyde in the presence of palladium(II) chloride as the catalyst.
Walter Julius Reppe (29 July 1892 in Göringen – 26 July 1969 in Heidelberg) was a German chemist.
A Ziegler–Natta catalyst, named after Karl Ziegler and Giulio Natta, is a catalyst used in the synthesis of polymers of 1-alkenes (alpha-olefins).
1,4-Butynediol is an organic compound that is an alkyne and a diol.