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Carbonate
CO3(2-)
Nitrate
NO3(-)
Sulfate
SO4(2-)
Sulfite
SO3(2-)
Phosphate
PO4(3-)
Acetate
CH3CO2(-)
Perchlorate
ClO4(-)
Ammonium
NH4(+)
hydrogen carbonate (bicarbonate)
HCO3(-)
Nitrite
NO2(-)
Hydrogen Sulfate
HSO4(-)
Hydrogen Phosphate
HPO4(2-)
Hydroxide
OH(-)
Chlorate
ClO3(-)
Cyanide
CN(-)
Permanganate
MnO4(-)
Dihydrogen Phosphate
H2PO4(-)
Hypochlorite
ClO(-)
Chromate
CrO4(2-)
Dichromate
Cr2O7(2-)
Chlorite
ClO2(-)
Hydrogen sulfite (bisulfite)
HSO3(-)
Peroxide
O2(2-)