Naming Ionic Compounds

What is the correct name for K₂CO₃?

• Potassium carbonite

• Potassium carbonate

• Dipotassium carbon

• Potassium carbide

Which is the correct formula for magnesium hydroxide?

• MgOH

• Mg(OH)₂

• Mg(OH)₂

• Mg₂(OH)₂

Which of the following is ammonium chloride?

• NH₄Cl

• NH₄Cl₂

• NH₃Cl

• (NH₄)₂Cl

The compound Li₂O is named:

• Lithium dioxide

• Lithium monoxygen

• Lithium oxide

• Dilithium oxide

What is the charge on group 17 (halogen) ions?

• +1

• -2

• +2

• –1

When naming ionic compounds, the cation is usually a:

• Nonmetal

• Noble gas

• Halogen

• Metal

The compound PbCl₄ is named

• Lead chloride

• Lead(II) chloride

• Lead(IV) chloride

• Lead tetrachloride

Transition metals often require Roman numerals in names because:

• They form more than one possible ion

• They are nonmetals

• They always have a fixed charge

• They are noble gases

What is the charge on group 1 (alkali metals) ions?

• -1

• +1

• -2

• +2

What suffix is used for simple nonmetal anions?

• –ate

• –ite

• –ide

• –ous