Chemistry- Polyatomic Ions

NH₄⁺

Ammonium

C₂H₃O₂⁻ or CH₃COO⁻

Acetate

CO₃²⁻

Carbonate

HCO₃⁻

Hydrogen Carbonate (bicarbonate)

CrO₄²⁻

Chromate

Cr₂O₇²⁻

Dichromate

CN⁻

Cyanide

OH⁻

Hydroxide

NO₃⁻

Nitrate

NO₂⁻

Nitrite

MnO₄⁻

Permanganate

PO₄³⁻

Phosphate

H₂PO₄⁻

Dihydrogen Phosphate

SO₄²⁻

Sulfate

SO₃²⁻

Sulfite

ClO⁻

Hypochlorite

ClO₂⁻

Chlorite

ClO₃⁻

Chlorate

ClO₄⁻

Perchlorate

HSO₄⁻

Hydrogen Sulfate or bisulfate

HPO₄²⁻

Hydrogen Phosphate

C₂O₄²⁻

Oxalate

O₂²⁻

Peroxide

HSO₃⁻

Hydrogen Sulfite or bisulfite

SCN⁻

Thiocyanate