Polyatomic Ions 2

Carbonate

Carbonate

CO3(2-)

Oxalate

C2O4(2-)

Chromate

CrO4(2-)

Dichromate

Cr2O7(2-)

Hydrogen Phosphate

HPO4(2-)

Peroxide

O2(2-)

Sulfate

SO4(2-)

Sulfite

SO3(2-)

Thiosulfate

S2O3(2-)

Phosphate

PO4(3-)

Phosphite

PO3(3-)