Cations
Potassium
K+
Nitrate
NO3-
OH-
Hydroxide
SO42-
Sulfate
Chlorite
ClO2-
Fe2+
Iron (II)
CO32-
Carbonate
Chromate
CrO42-
Nitrite
NO2-
SO32-
Sulfite
Ag+
Peroxide
O22-
HCO3-
Bicarbonate
ClO3-
Chlorate
Phosphate
PO43-
Hg2+
Mercury (II)
Perchlorate
ClO4-
Hypochlorite
ClO-
Manganate
MnO42-
SiO32-
Silicate
Ammonium
NH4+
Hydrogen Phosphate
HPO42-
MnO4-
Permanganate
Acetate
C2H3O2-
Cr2O72-
Dichromate