C08 Binary Ionic Formulas

How can you tell if a compound is an ionic compound? It contains...

Mark all that apply.

• more than two elements

• a metal element

• all nonmetal elements

• the ammonium ion (NH₄⁺)

What is the formula for lithium bromide?

• LiBr

• LiBr₂

• Li₂Br

• Li₂Br₃

• LiBr₃

What is formula for calcium chloride?

• CaCl

• CaCl₂

• Ca₂Cl

• CaCl₃

• Ca₃Cl₂

calcium oxide

• Ca₂O₂
• Ca₂O
• CaO
• CaO₂

What is the formula for calcium phosphide?

• CaP
• Ca₂P₃
• Ca₃P₂
• Ca₂P
• CaP₂

When writing the name or formula of an ionic compound which ion comes first?

• cation (+)

• anion (-)

• monatomic ion

• polyatomic ion

The ions X²⁺ and Y^2- will have which ionic formula?

• XY

• X₂Y₂

• X₂Y₃

• X₃Y₂

• XY₂

The ions X³⁺ and Y^2- will have which ionic formula?

• XY

• X₂Y₂

• X₂Y₃

• X₃Y₂

• XY₂

The ions X³⁺ and Y^2- will have which ionic formula?

• XY

• X₂Y₂

• X₂Y₃

• X₃Y₂

• XY₂

The ions X⁴⁺ and Y^2- will have which ionic formula?

• XY

• X₂Y₂

• X₂Y₃

• X₃Y₂

• XY₂