Question : The chemical formula of Magnesium Oxide is
Option 1: MgO3
Option 2: MgO2
Option 3: MgO
Option 4: Mg(OH)2
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Correct Answer: MgO
Solution : The correct answer is MgO.
The chemical formula of magnesium oxide is MgO, which indicates that a magnesium atom (Mg) is chemically bonded to an oxygen atom (O). In magnesium oxide, magnesium loses two electrons to form a Mg 2+ ion, and oxygen gains two electrons to form an O 2- ion.
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