Nitrite

NO₂^-

Sulfate

SO₄^2-

Hydrogen Sulfate

(Bisulfate)

HSO₄^-

Hydroxide

OH^-

Cyanide

CN^-

Phosphate

PO₄^3-

Hydrogen Phosphate

HPO₄^2-

Dihydrogen Phosphate

H₂PO₄^-

Carbonate

CO₃^2-

Hydrogen Carbonate

(Bicarbonate)

HCO₃^-

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Acetate

C₂H₃O₂^-

Permanganate

MnO₂^-

Dichromate

Cr₂O₇^2-

Chromate

CrO₄^2-

Peroxide

O₂^2-