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JEE Main · 2022 · 25 Jul 2022 · Shift 1 · Environmental Chemistry

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The photochemical smog does not generally contain :
  1. (A)NO
  2. (B)
  3. (C)✓ Correct
  4. (D)HCHO

Answer: (C)

Solution

Photochemical smog is formed by the reaction of sunlight with nitrogen oxides (NO, ) and volatile organic compounds, producing ozone, PAN, and aldehydes like HCHO. is a component of classical (London-type) smog, not photochemical smog.

JEE Main · 2022 · 25 Jul 2022 · Shift 1 · Single correct option

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