Chem - Common Polyatomic Ions (Table 7.9)

NH4+

NH4+

Ammonium

NO2-

Nitrite

NO3-

Nitrate

OH-

Hydroxide

CN-

Cyanide

MnO4-

Permanganate

HCO3-

Hydrogen carbonate

CIO-

Hypochlorite

CIO2-

Chlorite

CIO3-

Chlorate

CIO4-

Perchlorate

BrO3-

Bromate

IO3-

Iodate

IO4-

Periodate

C2H3O2-

Acetate

H2PO4-

Dihydrogen phosphate

CO3^2-

Carbonate

SO3^2-

Sulfite

SO4^2-

Sulfate

S2O3^2-

Thiosulfate

O2^2-

Peroxide

CrO4^2-

Chromate

Cr2O7^2-

Dichromate

HPO4^2-

Hydrogen phosphate

PO4^3-

Phosphate

AsO4^3-

Arsenate