Chemistry
Grade-10
Easy

Question

This chemical equation for magnesium oxide is an example of what type of reaction?
2Mg + O2 → 2MgO

  1. Combination reaction
  2. Decomposition reaction
  3. Both A and B
  4. None

hintHint:

Combination reaction yields a new product from multiple reactants.

The correct answer is: Combination reaction


    This chemical equation for magnesium oxide is an example of a Combination reaction. 
    • In the given reaction, 2Mg + Orightwards arrow 2MgO, magnesium and oxygen combine and form magnesium oxide. 
    • In this type of reaction, two or more substances mix to give a new substance with entirely unique features. A + B → AB

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