Multiple choice general knowledge science & technology

which chemical is responsible for ozone layer depletion.?

  1. Chloro Fluoro Carbon

  2. Acetaldehyde

  3. Carbon trioxide

  4. Beta carbon nitride
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A Correct answer
Explanation

Chlorofluorocarbons (CFCs) release chlorine atoms in the stratosphere when broken down by UV radiation, which then catalytically destroy ozone molecules. The Montreal Protocol was established to phase out CFC production due to their severe environmental impact.

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