alleryA single Cl atom keeps destroying ozone because it acts as a:
AReactant
BSolvent
CCoolant
DCatalyst
Answer & Solution
Correct answer: D. Catalyst
1. Cl breaks ozone into oxygen.
2. The Cl atom is not used up.
3. So it acts merely as a catalyst, again and again.
_Source: syllabus Biology, Chapter 16, Environmental Issues._
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