NH4+
Ammonium
H3O+
Hydronium
CH3COO- (or C2H3O2-)
Acetate
CN-
Cyanide
OH-
Hydroxide
ClO-
Hypochlorite
ClO2-
Chlorite
ClO3-
Chlorate
ClO4-
Perchlorate
NO2-
Nitrite
NO3-
Nitrate
MnO4-
Permanganate
CO3 ^2-
Carbonate
HCO3-
Hydrogen carbonate (or bicarbonate)
CrO4 ^2-
Chromate
Cr2O7 ^(2-)
Dichromate
O2^2-
Peroxide
PO4^3-
Phosphate
HPO4 ^2-
Hydrogen phosphate
H2PO4-
Dihydrogen phosphate
SO3 ^2-
Sulfite
SO4 ^2-
Sulfate
HSO4-
Hydrogen sulfate (or bisulfate)