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    Chemistry
    Grade-9
    Easy

    Question

    What is the chemical formula of Magnesium chloride?

    1. MgCl
    2. MgCl2
    3. MgC
    4. MgC2

    Hint:

    The charge of magnesium ion is +2, and the charge of chlorine ion is -1.

    The correct answer is: MgCl2


      • The symbol of magnesium is Mg. The symbol of chlorine is Cl.
      • The charge of magnesium ion is +2, and the charge of chlorine ion is -1.
      • To make the compound magnesium chloride neutral, one magnesium and two chlorine ion are required.
      • The chemical formula of magnesium is MgCl2.

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