Common Polyatomic Ions Honors Chemistry 10

Honors Chemistry 10

C₂H₃O₂^-

Acetate

CN^-

Cyanide

CIO^-

Hypochlorite

CIO₂^-

Chlorite

CIO₃^-

Chlorate

CIO₄^-

Perchlorate

HCO₃^-

Bicarbonate (aka hydrogen carbonate)

H₂PO₄^-

Dihydrogen phospate

MnO₄^-

Permanganate

NO₂^-

Nitrite

NO₃^-

Nitrate

OH^-

Hydroxide

C₂O₄^2-

Oxalate

CO₃^2-

Carbonate

CrO₄^2-

Chromate

Cr₂O₇^2-

Dichromate

HPO₄^2-

Hydrogen phospate

SO₃^2-

Sulfite

SO₄^2-

Sulfate

AsO₄^3-

Arsenate

PO₃^3-

Phospite

PO₄^3-

Phospate

NH₄⁺

Ammonium

Hg₂²⁺

Mercury (I)