Polyatomic Ions

What is the name of the polyatomic ion with the formula H3O+?

• hydronium

• ammonium

• hydroxide

• carbonate

Which of the following is the correct formula for the polyatomic ion called ammonium?

• NH4+

• NH3

• NH2-

• NO3-

What is the name of the polyatomic ion with the formula NH4+?

• ammonium

• nitrate

• hydroxide

• carbonate

What is the formula for the polyatomic ion called acetate?

• C2H3O2- or CH3COO-

• NO3-

What is the name of the polyatomic ion with the formula CN-?

• cyanide

• carbonate

• nitrate

• sulfate

What is the formula for the polyatomic ion called carbonate?

• CO3 2-

• CO2 2-

• C2O4 2-

• CO4 2-

What is the name of the polyatomic ion with the formula HCO3-?

• hydrogen carbonate

• hydroxide

• nitrate

• sulfate

What is the formula for the polyatomic ion called oxalate?

• C2O4 2-

• CO3 2-

• NO3 -

• SO4 2-

• PO4 3-

What is the name of the polyatomic ion with the formula ClO-?

• hypochlorite

• chlorate

• perchlorate

• chlorite

What is the formula for the polyatomic ion called chlorite?

• ClO2-

• ClO3-

• ClO4-

• ClO-