Writing Formulas for Ionic Compounds Practice

Front

What is an ionic compound?

Back

An ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding. It typically forms between metals and nonmetals.

Front

How do you determine the formula for an ionic compound?

Back

To determine the formula for an ionic compound, balance the total positive and negative charges of the ions involved. The total charge must equal zero.

Front

What is the formula for sodium chloride?

Back

NaCl

Front

What is the charge of magnesium ions?

Back

Magnesium ions have a charge of +2.

Front

What is the charge of nitrogen ions?

Back

Nitrogen ions typically have a charge of -3.

Front

What is the formula for potassium oxide?

Back

K₂O

Front

What is the formula for calcium fluoride?

Back

CaF₂

Front

What is the formula for aluminum oxide?

Back

Al₂O₃

Front

What is the formula for lithium sulfide?

Back

Li₂S

Front

What is the charge of silver ions?

Back

Silver ions have a charge of +1.