Noun
An electro-negative element, or the element which, in electro-chemical decompositions, is evolved at the anode; -- opposed to cation.
Source: Webster's dictionaryA cation can be a conjugate acid, and an anion can be a conjugate base, depending on which substance is involved and which acid–base theory is the viewpoint. Source: Internet
A hydrogen atom bonded to an oxygen atom is a hydroxyl group with the oxygen atom's second bond available for bonding.) The carboxylate anion R–COO − is usually named with the suffix -ate, so acetic acid, for example, becomes acetate ion. Source: Internet
Ammonia added to water functions as Arrhenius base : it increases the concentration of the anion hydroxide. Source: Internet
Amide can also refer to the conjugate base of ammonia (the anion H 2 N − ) or of an organic amine (an anion R 2 N − ). Source: Internet
An ion is an atom (or group of atoms) that has lost one or more electrons, giving it a net positive charge (cation), or that has gained one or more electrons, giving it a net negative charge (anion). Source: Internet
Dehydrating Ga(OH)main at 100 °C produces gallium oxide hydroxide, GaO(OH). citation : 140–141 Alkaline hydroxide solutions dissolve gallium, forming gallate salts containing the Ga(OH)main anion. Source: Internet