C2H3O2(-)
Acetate
CO3(2-)
Carbonate
HCO3(-)
Hydrogen carbonate (or bicarbonate)
OH(-)
Hydroxide
NO2(-)
Nitrite
NO3(-)
Nitrate
CrO4(2-)
Chromate
Cr2O7(2-)
Dichromate
PO4(3-)
Phosphate
HPO4(2-)
Hydrogen phosphate
H2PO4(-)
Dihydrogen phosphate
NH4(+)
Ammonium
ClO(-)
Hypochlorite
ClO2(-)
Chlorite
ClO3(-)
Chlorate
ClO4(-)
Perochlorate
MnO4(-)
Permanganate
SO3(2-)
Sulfite
HSO3(-)
Hydrogen sulfite (or bisulfite)
SO4(2-)
Sulfate
HSO4(-)
Hydrogen sulfate (or bisulfate)
CN(-)
Cyanide
O2(2-)
Peroxide