Which of the following is the correct formula of magnesium chloride?
MgCl2
Mg3Cl2
MgCl
Mg2Cl3
Write the valency of the symbol.
Mg+2 Cl−1
Interchanging the valency
1Mg+2 2Cl−1
Write interchanged number at the base
Mg1 Cl2
Write the formula of the compound
What is the chemical name of ionic compound MgCl2?