Question:
Which of the following is not involved in the formation of photochemical smog?
Which of the following is not involved in the formation of photochemical smog?
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Photochemical smog = NOₓ + hydrocarbons + sunlight.
Updated On: Mar 20, 2026
- Hydrocarbon
- NO
- SO₂
- O₃
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The Correct Option is C
Solution and Explanation
Photochemical smog is formed due to reactions of nitrogen oxides and hydrocarbons in sunlight producing ozone. SO₂ is mainly involved in classical smog.
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