Polyatomic Ions Review

Cr₂O₇^2-

• chromate

• dichromate

• oxalate

• arsenate

What is the correct name for this polyatomic ion: CN^–

• carbonate

• cyanide

• chromate

• chromite

What is the correct formula for the polyatomic ion called dichromate?

• CO₃^2–

• Cr₂O₇^2–

• CrO₄^2–

• CrO₃^–

MnO₄^-

• Thiosulfate
• Cyanide
• Peroxide
• Permanganate

What is the correct name for this polyatomic ion: ClO^–

• hypochlorite

• chlorite

• chlorate

• perchlorate

What is the correct name for this polyatomic ion: CrO₄^2–

• chromate

• dichromate

• carbonate

• ammonium

What is the correct formula for the polyatomic ion called sulphate?

• SO₃^2–

• HSO₄^–

• SO₄^2–

• CH₃COO^–

Carbonate

• Cr₂O₄^-2
• CH₃COO^-
• CO₃^-2
• CN^-

Nitrite

• NO₂^-
• NO₃^-
• MnO₄^-
• NH₄⁺

HCO₃^-

• Hydrogen Carbonate

• Carbonate

• Dihydrogen Carbonate

• Carbonate