Polyatomic ions table 4.4

CO3 2-

Carbonate

HCO3 -

Hydrogen carbonate or bicarbonate

CH3COO-

Acetate

CN-

Cyanide

SCN-

Thiocyanate

ClO-

Hypochlorite

ClO2 -

Chlorite

ClO3 -

Chlorate

ClO4 -

Perchlorate

CrO4 2-

Chromate

Cr2O7 2-

Dichromate

MnO4 -

Permanganate

N3 -

Azide

NH4 +

Ammonium

NO2 -

Nitrite

NO3 -

Nitrate

OH -

Hydroxide

O2 2-

Peroxide

PO4 3-

Phosphate

HPO4 2-

Hydrogen phosphate

H2PO4 -

Dihydrogen phosphate

S2 2-

Sulfite

SO4 2-

Sulfate

HSO3 -

Hydrogen sulfite or bisulfite

HSO4 -

Hydrogen sulfate or bisulfate