AP Chemistry Polyatomic Ions

C₂H₃O₂^-

• Acetate

• Acid

• Carbon Hydroxide

NH₄⁺

• Ammonium

• Ammonia

• Nitrate

CO₃^2-

• Carbonate

• Carbonide

OH^-

• Hydroxide

• Peroxide

• Oxide

HCO₃^-

• Hydrogen carbonate (bicarbonate)

• Hydrogen carbonide (tricarbonate)

SO₄^2-

• Sulfate

• Sulfite

• Sulfoxide

SO₃^2-

• Sulfite

• Sulfate

• Trioxide Sulfur

HSO₄^-

• Hydrogen sulfate (bisulfate)

• Hydroxide sulfide (bisulfide)

CN^-

• Cyanide

• Carbonide

CrO₄^2-

• Chromate

• Chromide

• Chromate oxide