69 relations: Alkali metal, Alkyl, Amalgam (chemistry), Amine, Ammonia, Ammonia transporter, Ammonium carbonate, Ammonium chloride, Ammonium hexachloroplatinate, Ammonium nitrate, Amphibian, Animal, Atom, Ball-and-stick model, Bird, Borohydride, Brønsted–Lowry acid–base theory, Caesium, Chemical formula, Covalent bond, Dimethylamine, Electric charge, Electrolysis, F-ratio, Hydrogen, Hydrogen ion, Hydronium, Hydroxide, Iminium, International Union of Pure and Applied Chemistry, Ion, Isoelectronicity, Lone pair, Mammal, Mercury (element), Metabolism, Methane, Monthly Notices of the Royal Astronomical Society, Nature (journal), Nature Publishing Group, Neptune, Nitrification, Nitrogen, Onium compound, Perchlorate, PH, Phase-transfer catalyst, Polyatomic ion, Proton, Protonation, ..., Quaternary ammonium cation, Radical (chemistry), Reptile, Royal Astronomical Society, Salt (chemistry), Shark, Solid, Solubility, Substitution reaction, Surfactant, Tetra-n-butylammonium bromide, Tetrahedral molecular geometry, Tris(4-bromophenyl)ammoniumyl hexachloroantimonate, Uranus, Urea, Urea cycle, Uric acid, Vapor, Wiley-Blackwell. Expand index (19 more) » « Shrink index
The alkali metals are a group (column) in the periodic table consisting of the chemical elements lithium (Li), sodium (Na), potassium (K),The symbols Na and K for sodium and potassium are derived from their Latin names, natrium and kalium; these are still the names for the elements in some languages, such as German and Russian.
In organic chemistry, an alkyl substituent is an alkane missing one hydrogen.
An amalgam is an alloy of mercury with another metal, which may be a liquid, a soft paste or a solid, depending upon the proportion of mercury.
In organic chemistry, amines are compounds and functional groups that contain a basic nitrogen atom with a lone pair.
Ammonia is a compound of nitrogen and hydrogen with the formula NH3.
Ammonia transporters are structurally related membrane transport proteins called Amt proteins (ammonia transporters) in bacteria and plants, methylammonium/ammonium permeases (MEPs) in yeast, or Rhesus (Rh) proteins in chordates.
Ammonium carbonate is a salt with the chemical formula (NH4)2CO3.
Ammonium chloride is an inorganic compound with the formula NH4Cl and a white crystalline salt that is highly soluble in water.
Ammonium hexachloroplatinate, also known as ammonium chloroplatinate, is the inorganic compound with the formula (NH4)2.
Ammonium nitrate is a chemical compound, the nitrate salt of the ammonium cation.
Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia.
Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.
An atom is the smallest constituent unit of ordinary matter that has the properties of a chemical element.
In chemistry, the ball-and-stick model is a molecular model of a chemical substance which is to display both the three-dimensional position of the atoms and the bonds between them.
Birds, also known as Aves, are a group of endothermic vertebrates, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.
Borohydride refers to the anion BH4− and its salts.
The Brønsted–Lowry theory is an acid–base reaction theory which was proposed independently by Johannes Nicolaus Brønsted and Thomas Martin Lowry in 1923.
Caesium (British spelling and IUPAC spelling) or cesium (American spelling) is a chemical element with symbol Cs and atomic number 55.
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.
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.
Dimethylamine is an organic compound with the formula (CH3)2NH.
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.
In chemistry and manufacturing, electrolysis is a technique that uses a direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction.
In oceanic biogeochemistry, the f-ratio is the fraction of total primary production fuelled by nitrate (as opposed to that fuelled by other nitrogen compounds such as ammonium).
Hydrogen is a chemical element with symbol H and atomic number 1.
A hydrogen ion is created when a hydrogen atom loses or gains an electron.
In chemistry, hydronium is the common name for the aqueous cation, the type of oxonium ion produced by protonation of water.
Hydroxide is a diatomic anion with chemical formula OH−.
An iminium salt or cation in organic chemistry has the general structure + and is as such a protonated or substituted imine.
The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations that represents chemists in individual countries.
An ion is an atom or molecule that has a non-zero net electrical charge (its total number of electrons is not equal to its total number of protons).
Isoelectronicity is the phenomenon of two or more chemical species (atoms, molecules, radicals, ions etc.) differing in the atoms that comprise them but having the same number of valence electrons and the same structure (that is, the same number of atoms with the same connectivity).
In chemistry, a lone pair refers to a pair of valence electrons that are not shared with another atomIUPAC Gold Book definition: and is sometimes called a non-bonding pair.
Mammals are the vertebrates within the class Mammalia (from Latin mamma "breast"), a clade of endothermic amniotes distinguished from reptiles (including birds) by the possession of a neocortex (a region of the brain), hair, three middle ear bones, and mammary glands.
Mercury is a chemical element with symbol Hg and atomic number 80.
Metabolism (from μεταβολή metabolē, "change") is the set of life-sustaining chemical transformations within the cells of organisms.
Methane is a chemical compound with the chemical formula (one atom of carbon and four atoms of hydrogen).
Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
Nature Publishing Group is a division of the international scientific publishing company Springer Nature that publishes academic journals, magazines, online databases, and services in science and medicine.
Neptune is the eighth and farthest known planet from the Sun in the Solar System.
Nitrification is the biological oxidation of ammonia or ammonium to nitrite followed by the oxidation of the nitrite to nitrate.
Nitrogen is a chemical element with symbol N and atomic number 7.
In chemistry, an onium ion, is a cation formally obtained by the protonation of mononuclear parent hydride of a pnictogen (group 15 of the periodic table), chalcogen (group 16), or halogen (group 17).
A perchlorate is the name for a chemical compound containing the perchlorate ion,.
In chemistry, pH is a logarithmic scale used to specify the acidity or basicity of an aqueous solution.
In chemistry, a phase-transfer catalyst or PTC is a catalyst that facilitates the migration of a reactant from one phase into another phase where reaction occurs.
A polyatomic ion, also known as a molecular ion, is a charged chemical species (ion) composed of two or more atoms covalently bonded or of a metal complex that can be considered to be acting as a single unit.
In chemistry, protonation is the addition of a proton (H+) to an atom, molecule, or ion, forming the conjugate acid.
Quaternary ammonium cations, also known as quats, are positively charged polyatomic ions of the structure, R being an alkyl group or an aryl group.
In chemistry, a radical (more precisely, a free radical) is an atom, molecule, or ion that has an unpaired valence electron.
Reptiles are tetrapod animals in the class Reptilia, comprising today's turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives.
The Royal Astronomical Society (RAS) is a learned society that began as the Astronomical Society of London in 1820 to support astronomical research (mainly carried on at the time by 'gentleman astronomers' rather than professionals).
In chemistry, a salt is an ionic compound that can be formed by the neutralization reaction of an acid and a base.
Sharks are a group of elasmobranch fish characterized by a cartilaginous skeleton, five to seven gill slits on the sides of the head, and pectoral fins that are not fused to the head.
Solid is one of the four fundamental states of matter (the others being liquid, gas, and plasma).
Solubility is the property of a solid, liquid or gaseous chemical substance called solute to dissolve in a solid, liquid or gaseous solvent.
Substitution reaction (also known as single displacement reaction or single substitution reaction) is a chemical reaction during which one functional group in a chemical compound is replaced by another functional group.
Surfactants are compounds that lower the surface tension (or interfacial tension) between two liquids, between a gas and a liquid, or between a liquid and a solid.
Tetra-n-butylammonium bromide (TBAB) is a quaternary ammonium salt with a bromide counterion commonly used as a phase transfer catalyst.
In a tetrahedral molecular geometry, a central atom is located at the center with four substituents that are located at the corners of a tetrahedron.
Tris(4-bromophenyl)ammoniumyl hexachloroantimonate is the organic compound with the formula SbCl6.
Uranus is the seventh planet from the Sun.
Urea, also known as carbamide, is an organic compound with chemical formula CO(NH2)2.
The urea cycle (also known as the ornithine cycle) is a cycle of biochemical reactions that produces urea ((NH2)2CO) from ammonia (NH3).
Uric acid is a heterocyclic compound of carbon, nitrogen, oxygen, and hydrogen with the formula C5H4N4O3.
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.
Wiley-Blackwell is the international scientific, technical, medical, and scholarly publishing business of John Wiley & Sons.