Photochemical smog occurs in warm, dry, and sunny climate. One of the following is not amongst the components of photochemical smog, identify it.
(i) NO2
(ii) O3
(iii) SO2
(iv) Unsaturated hydrocarbon
Photochemical smog occurs in warm, dry, and sunny climate. One of the following is not amongst the components of photochemical smog, identify it.
(i) NO2
(ii) O3
(iii) SO2
(iv) Unsaturated hydrocarbon
This is a Multiple choice Questions as classified in NCERT Exemplar
Option (iii)
SO2 is correct since photochemical fog is formed in the presence of sunlight in summers when NO and hydrocarbons are present in large amounts in the atmosphere. SO2 is not responsible for photochemical fog.
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Chemistry NCERT Exemplar Solutions Class 11th Chapter Fourteen 2025
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