Names, formulas and charges of common polyatomic ions

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25 terms

Ammonium

NH4+1

Acetate

CH3COO-1

Arsenate

AsO4-3

Carbonate

CO3-2

Hydrogen Carbonate or Bicarbonate

HCO3-1

Chlorate

ClO3-1

Chlorite

ClO2-1

Chromate

CrO4-2

Cyanide

CN-1

Dichromate

Cr2O7-2

Hydroxide

OH-1

Hypochlorite

ClO-1

Nitrate

NO3-1

Nitrite

NO2-1

Oxalate

C2O4-2

Hydrogen Oxalate or Bioxalate

HC2O4-1

Perchlorate

ClO4-1

Permanganate

MnO4-1

Phosphate

PO4-3

Monohydrogen Phosphate

HPO4-2

Dihydrogen Phosphate

H2PO4-1

Sulfate

SO4-2

Hydrogen Sulfate or Bisulfate

HSO4-1

Sulfite

SO3-2

Hydrogen Sulfite or Bisulfite

HSO3-1

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