Assertion (A) - Calcium Carbonate when heated gives calcium oxide and water. Reason (R) – On heating CaCO3, a decomposition reaction takes place.

Assertion (A) – Calcium Carbonate when heated gives calcium oxide and water 

Reason (R) – On heating CaCO3, a decomposition reaction takes place.

  1. Both A and R are true, and R is the correct explanation for A.
  2. Both A and R are true, and R is not the correct explanation for A.
  3. A is true but R is false.
  4. A is false but R is true.

Answer: D)A is false but R is true.

Explanation: On heating calcium carbonate, calcium oxide and carbon dioxide are formed.

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