# What is the empirical formula of magnesium oxide?

##### 1 Answer
Jan 23, 2014

The Empirical Formula for magnesium oxide is MgO.

Magnesium is a +2 cation and oxide is a -2 anion.
Since the charges are equal and opposite these two ions will bond together in a 1 to 1 ratio of atoms.

$M {g}_{1} {O}_{1}$