Ionic compounds review

What is the name of the following formula: Cu₃N

• copper nitride

• copper (III) nitride

• copper (I) nitride

• copper (III) nitrogen (I)

What is the name of the following formula: AuCl₃

• gold chloride

• gold (III) chloride

• gold (I) chloride

• silver (III) chloride

What is the name of the following formula: PbO₂

• lead oxide

• lead (I) oxide

• lead (II) oxide

• lead (IV) oxide

What is the name of the following formula: OsP₂

• osmium phosphide

• osmium (II) phosphide

• osmium (I) phosphide

• osmium (VI) phosphide

What is the name of the following formula: SnS

• tin sulfide

• tin (I) sulfide

• tin (II) sulfide

• tin (III) sulfide

What is the chemical formula for the given name: iron (II) oxide

• FeO

• Fe₂O

• FeO₂

• IrO

What is the formula for magnesium chloride?

• MgCl
• Mg₂Cl
• MgCl₂
• Mg(ClO₃)₂

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

Roman numerals are needed in the compound name _____________.

• always

• only when the cation has more than one possible charge.

• to match the subscript of the metal

• for all metals

What is the correct formula for the ionic compound containing sodium and oxygen?

• NaO

• Na₂O

• NaO₂

• SO₂