JEE Main 2019 — Environmental Chemistry Question with Solution
From: JEE Main 2019 (Online) 10th January Evening Slot
Question
The reaction that is NOT involved in the ozone layer depletion mechanism in the stratosphere is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
Ozone layer depletion mechanism occurs with Chlorofluorocarbons and involves chlorine radical.
In CH4, there is no Cl so it is not involved in the ozone layer depletion mechanism
In CH4, there is no Cl so it is not involved in the ozone layer depletion mechanism
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This is a previous-year question from JEE Main 2019, covering the Environmental Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.