Polyatomic Ions

ClO^-

Hypochlorite

ClO₂^-

Chlorite

ClO₃^-

Chlorate

ClO₄^-

Perchlorate

NO₂^-

Nitrite

NO₃^-

Nitrate

SO₃^2-

Sulfite

SO₄^2-

Sulfate

CO₃^2-

Carbonate

PO₄^3-

Phosphate

MnO₄^-

Permanganate

CrO₄^2-

Chromate

Cr₂O₇^2-

Dichromate

HSO₃^-

Bisulfite

HSO₄^-

Bisulfate

HCO₃^-

Bicarbonate

HPO₄^2-

Biphosphate

C₂H₃O₂^-

Acetate

OH^-

Hydroxide

O₂^2-

Peroxide

CN^-

Cyanide

C₂O₄^2-

Oxalate

NH₄⁺

Ammonium