Polyatomic Ions

Ammonium

Ammonium

NH4 +

Bromate

BRO3 -

Cyanide

CN -

Acetate

C2H3O2 -

Acetate

CH3COO -

Perchlorate

CLO4 -

Chlorate

CLO3 -

Chlorite

CLO2 -

Hypochlorite

CLO -

Iodate

IO3 -

Permanganate

MnO4 -

Nitrate

NO3 -

Nitrite

NO2 -

Hydroxide

OH -

Hydrogen carbonate

HCO3 -

Hydrogen sulfate

HSO4 -

Thiocyanate

SCN -

Carbonate

CO3 -2

Dichromate

Cr2O7 -2

Chromate

CrO4 -2

Sulfate

SO4 -2

Sulfite

SO3 -2

Phosphate

PO4 -3