Question

Assertion (A): Use of Chlorofluorocarbons (CFC’s) is hazardous to environment. Reason (R): CFC’s are very reactive, flammable and toxic gases.

• A. Both A and R are correct and R is the correct explanation of A.
• B. Both A and R are correct but R is not the correct explanation of A.
• C. A is correct but R are not correct.
• D. A is not correct but R is correct.

Answer 1

The correct option is C A is correct but R are not correct.

CFC’s are responsible for depletion of ozone layer. Hence it is hazardous to environment. But they are non-reactive, non-flammable and non-toxic gases. That’s why they are used in refrigerators.