Question

Question 18 of 20 Select the best answer for the question.

18. Which of the following destroys ozone molecules leading to more harmful ultraviolet (UV rays reaching Earth's surface?
O A. Acid rain
O B. Carbon dioxide
O C. CFCs
O D. Smog
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Answer 1

CFCs or chlorofluorocarbons are notorious for ozone depletion as they decay in the atmosphere. When they do, chlorine atoms destroy ozone molecules by stealing oxygen away from them and converting them into O2 and forming Cl2O.