Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Environment, Weather & EcologyAtmosphere
Which gas in Chlorofluorocarbons damage the ozone layer most?
- A.Fluorine
- B.ChlorineCorrect answer
- C.Bromine
- D.Iodine
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Practice these MCQs in the appQuick fact: Chlorofluorocarbons damage the ozone layer most through the release of chlorine atoms, which catalytically destroy ozone molecules.