Q.

Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

A. Chlorofluorocarbons
B. Nitrous oxide
C. Sulphur dioxide
D. Carbon dioxide
Answer» A. Chlorofluorocarbons
Explanation: Chlorofluorocarbon contributes to ozone depletion in the upper atmosphere. It is an organic compound that contains only carbon, chlorine, and fluorine, produced as a volatile derivative of methane, ethane, propane. Its manufacture has been phased out under the Montreal Protocol.
1.7k
0
Do you find this helpful?
17

View all MCQs in

Chemistry

Discussion

No comments yet