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Polyatomic Ions with their formulas and charges
Acetate
C2H3O2-1
Hydrogen carbonate (bicarbonate)
HCO3-1
Nitrite
NO2-1
Nitrate
NO3-1
Cyanide
CN-1
Hydroxide
OH-1
Permanganate
MnO4-1
Hypochlorite
ClO-1
Chlorite
ClO2-1
Chlorate
ClO3-1
Perchlorate
ClO4-1
Sulfite
SO3-2
Sulfate
SO4-2
Carbonate
CO3-2
Oxalate
C2O4-2
Chromate
CrO4-2
Dichromate
Cr2O7-2
Phosphite
PO3-3
Phosphate
PO4-3
Ammonium
NH4+1
Hydrochloric acid
HCl
Sulfuric acid
H2SO4
Nitric acid
HNO3