The electrode at which oxidation occurs. Compare to cathode.Aqueous solution
Aqueous solution
A solution in which water is the solvent.Aromatic compounds
Aromatic compounds
Planar, cyclic organic compounds that are unusually stable because of the delocalization of π
electrons.
Arrhenius acid
Arrhenius acid
A species that donates protons (H+) in an aqueous solution; e.g., HCl.Arrhenius base
Arrhenius base
A species that gives off hydroxide ions (OH–) in an aqueous solution; e.g., NaOH.Atom
Atom
The most elementary form of an element; it cannot be further broken down by chemical means.Atomic mass
Atomic mass
The averaged mass of the atoms of an element, taking into account the relative abundance of
the various isotopes in a naturally occurring substance. Also called the atomic weight.