Polyatomic Ions

Formula

Name

NH4+1

ammonium

C2H3O2-1

acetate

ClO3-1

chlorate

ClO2-1

chlorite

ClO-1

hypochlorite

ClO4-1

perchlorate

HCO3-1

bicarbonate

OH-1

hydroxide

NO3-1

nitrate

NO2-1

nitrite

MnO4-1

permanganate

CO3-2

carbonate

CrO4-2

chromate

Cr2O7-2

dichromate

SO4-2

sulfate

SO3-2

sulfite

PO4-3

phosphate

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