# What is the charge on the anion in AlPO_4?

Mar 4, 2017

$P {O}_{4} = - 3$

#### Explanation:

the anion is the negatively charged ion in a solution or molecule.

The Al is the positively charged ion in this molecule.

$P {O}_{4}$ is the negatively charged in this molecule.

Al number 13 normally has a charge of + 3 the phosphate ion must have an equal negative charge of -3