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NTA Abhyas 2020
Exam
NTA Abhyas
Year
2020
Subject
Chemistry
Chapter
Environmental Chemistry

NTA Abhyas 2020 · Chemistry · Environmental Chemistry

Ozone depletion in the stratosphere is mainly caused by

Ozone depletion in the stratosphere is mainly caused by

Options

  1. A\text{S}{\text{O}_{2}
  2. B\text{N}{\text{O}_{2}
  3. CNO\text{N}\text{O}
  4. DChlorofluorocarbons

Correct answer

D. Chlorofluorocarbons

Step-by-step solution

Chlorofluorocarbons destroy ozone. When CFCs reach the stratosphere, they split and produce reactive free redicals.
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