Polyatomic Ions Quiz

Honors Chemistry

Ammonium

NH₄⁺

Hydronium

H₃O⁺

Nitrite

NO₂^-

Nitrate

NO₃^-

Hydroxide

OH^-

Acetate

CH₃COO^- or C₂H₃O₂^-

Cyanide

CN^-

Bicarbonate or Hydrogen Carbonate

HCO₃^-

Thiocyanate

SCN^-

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Bromate

BrO₃^-

Iodate

IO₃^-

Permanganate

MnO₄^-

Hydrogen Sulfate

HSO₄^-

Carbonate

CO₃^-2

Sulfite

SO₃^-2

Sulfate

SO₄^-2

Thiosulfate

S₂O₃^-2

Chromate

CrO₄^-2

Dichromate

Cr₂O₇^-2

Hydrogen Phosphate

HPO₄^-2

Manganate

MnO₄^-2

Peroxide

O₂^-2

Phosphite

PO₃^-3

Phosphate

PO₄^-3

Hypophosphite

PO₂^-3

Borate

BO₃^-3

Arsenate

AsO₄^-3