Essential Chemistry for IGCSE - Formulae And Equations (Section 2 - No. 13)
Which of the following is the correct formula for magnesium chloride?
MgCl
MgCl2
Mg2Cl
Mg2Cl2
Explanation
The formula for magnesium chloride is MgCl2. Magnesium has a valency of 2, and chlorine has a valency of 1. Therefore, the formula is MgCl2.
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