Polyatomic Ions

Ammonium

Ammonium

NH₄⁺

Cyanide

CN⁻

Acetate

C₂H₃O₂⁻

Acetate

CH₃COO⁻

Perchlorate

ClO₄⁻

Chlorate

ClO₃⁻

Permanganate

MnO₄⁻

Nitrate

NO₃⁻

Nitrite

NO₂⁻

Hydroxide

OH⁻

Hydrogen Carbonate

HCO₃⁻

Hydrogen Sulfate

HSO₄⁻

Carbonate

CO₃²⁻

Dichromate

Cr₂O₇²⁻

Sulfite

SO₃²⁻

Phosphate

PO₄³⁻

Sulfate

SO₄⁻²

Bromate

BrO₃⁻

Chromate

CrO₄²⁻