The Success Center Mithi

What is photochemical smog especially associated with?

A) Sunlight-driven reactions involving NOₓ and VOCs

B) Formation of sulfur particles only in darkness

C) Condensation of water vapor without pollutant reactions

D) Settling of coarse mineral dust alone

Answer: A

Explanation: Light initiates reactions among pollutants in air. Ozone and other oxidants can accumulate.

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