Chemistry
Grade-10
Easy

Question

What are the products of the following decomposition reaction?
metal hydroxide ⟶ ??

  1. Element + element
  2. Metal oxide + water
  3. Metal chloride + oxygen
  4. Metal oxide + carbon dioxide

hintHint:

A decomposition reaction refers to a chemical reaction in which one reactant breaks down into multiple products. 

The correct answer is: Metal oxide + water


    The products of the following decomposition reaction- Metal hydroxide ⟶ Metal oxide + water
    • Metal hydroxide decomposes on heating to yield metal oxides and water. 
    • On heating, metal hydroxides break down/disintegrate into metal oxides and water.
    • For example, water and sodium oxide are produced during the breakdown of sodium hydroxide.

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