The ionic compound Mg3N2 is named magnesium nitride.
In this compound, magnesium (Mg) has a positive charge of +2, and nitrogen (N) has a negative charge of -3. To form a neutral compound, three magnesium ions combine with two nitride ions. This results in the formula Mg3N2, reflecting the ratio of magnesium to nitrogen in the compound.
Magnesium nitride is often used in various applications such as in the production of fertilizers and in the formation of other chemical compounds.