Cyanide
CN (-)
Mercury (I) or Mercurous
Hg2 (2+)
Hydrogen Carbonate or Bicarbonate
HCO3 (-)
Oxalate
C2O4 (2-)
Chlorite
ClO2 (-)
Perchlorate
ClO4 (-)
Dichromate
Cr2O7 (2-)
Nitrite
NO2 (-)
Hydroxide
OH (-)
Phosphate
PO4 (3-)
Dihydrogen Phosphate
H2PO4 (-)
Hydrogen Sulfite
HSO3 (-)
Hydrogen Sulfate
HSO4 (-)
Ammonium
NH4 (+)
Carbonate
CO3 (2-)
Acetate
C2H3O2 (-)
Hypochlorite
ClO (-)
Chlorate
ClO3 (-)
Chromate
CrO4 (2-)
Permanganate
MnO4 (-)
Nitrate
NO3 (-)
Peroxide
O2 (2-)
Monohydrogen Phosphate
HPO4 (2-)
Sulfite
SO3 (2-)