Polyatmoic Ions

Ammonium

NH₄⁺

Acetate

C₂H₃O₂^- or CH₃COO^-

Arsenate

AsO₄^3-

Borate

BO₃^3-

Bromate

BrO₃^-

Carbonate

CO₃^2-

Chlorate

CIO₃^-

Chromate

CrO₄^2-

Cyanite

CN^-

Dichromate

Cr₂O₇^2-

Dihydrosen phosphate

H₂PO₄^-

Hydrogen carbonate (bicarbonate)

HCO₃^-

Hydrogen phosphate

HPO₄^2-

Hydrogen sulfate (bisulfate)

HSO₄^-

Hydroxide

OH^-

Iodate

IO₃^-

Nitrate

NO₃^-

Oxalate

C₂O₄^-2

Permanganate

MnO₄^-

Peroxide

O₂^2-

Phosphate

PO₄^3-

Silicate

SiO₃^2-

Sulfate

SO₄^2-

Thiocynate

SCN^-

Thiosulfate

S₂O₃^2-