Common Polyatomic Ions

CO₃^2-

• Carbonate

• Chromate

• Chlorite

• Chlorate

S₂O₃^-

• Sulfate

• Sulfite

• Thiosulfate

• Thiosulfite

NO₂^-

• Nitrite

• Nitrate

• Nitride

• None of the Above

ClO₂^-

• Chlorate

• Chlorite

• Hypochlorite

• Perchlorate

CrO₄^2-

• Chromate

• Chromium Oxide

• Chlorate

• Chromide

CN^-

• Cyanide

• Chlorite

• Carbonate

• Chlorate

MnO₄^-

• Manganate

• Permanganate

• Manganese

• Manganide

O₂^2-

• Oxide

• Peroxide

• Hydroxide

• Hydrogen Peroxide

ClO₄^-

• Perchlorate

• Hypochlorite

• Chlorite

• Chlorate

NO₃^-

• Nitrate

• Nitrite

• Nitride

• None of the above