## Chemistry: Molecular Approach (4th Edition)

Published by Pearson

# Chapter 3 - Section 3.5 - Ionic Compounds: Formulas and Names - For Practice - Page 97: 3.4

#### Answer

The formula of the compound formed is $AlN$.

#### Work Step by Step

Aluminium forms the cation $Al^{3+}$. Nitrogen forms the anion $N^{3-}$. To balance the charges, 1 ion of aluminium reacts with one ion of nitrogen. So, the formula of the compound formed is $AlN$.

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