Q. Ozone depletion in the atmosphere is mainly caused by

  • (A) sulphur dioxide
  • (B) chlorofluorocarbon
  • (C) hydrogen sulphide
  • (D) nitrogen dioxide
✅ Correct Answer: (B) chlorofluorocarbon

Published by Ram Sharma ⭐ 193.88K Points at 27-Feb-2022 01:05 am in Chemistry

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