Chemistryhard · Past Paper
Which carbon-based radical is responsible for the depletion of the ozone layer?
AMethyl radical
BChlorofluorocarbons (CFCs)
CCarbonate radical
DCarbonyl radical
✓ Correct Answer: B — Chlorofluorocarbons (CFCs)
CFCs release chlorine atoms when exposed to UV light, which then act as catalysts to break down ozone (O3) into oxygen (O2).
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