Ionic Formulas

Front

What is a cation?

Back

A cation is a positively charged ion, formed when an atom loses one or more electrons.

Front

What is the formula for the compound formed by calcium and nitrogen?

Back

The formula is Ca₃N₂.

Front

What is the charge on a chloride ion?

Back

The charge on a chloride ion is -1.

Front

What is the formula for the compound formed by barium and chlorine?

Back

The formula is BaCl₂.

Front

What is the formula for the compound formed by lithium and phosphorus?

Back

The formula is Li₃P.

Front

What are anions?

Back

Anions are negatively charged ions, formed when an atom gains one or more electrons.

Front

How do you determine the formula of an ionic compound?

Back

The formula is determined by balancing the total positive and negative charges of the ions.

Front

What is the charge of a sodium ion?

Back

The charge of a sodium ion (Na⁺) is +1.

Front

What is the charge of a magnesium ion?

Back

The charge of a magnesium ion (Mg²⁺) is +2.

Front

What is the formula for the compound formed by aluminum and oxygen?

Back

The formula is Al₂O₃.