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Photochemical smog formation requires

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Photochemical smog forms due to \[ \boxed{ \text{Sunlight} + \mathrm{NO_x} + \text{Hydrocarbons (VOCs)} } \] Main pollutant produced: \[ \boxed{\text{Ground-level Ozone (O}_3\text{)}} \]

Updated On: Jul 18, 2026

High humidity and rainfall
Sunlight, NO$_x$ and hydrocarbons
SO$_2$ and particulate matter
CO and CO$_2$

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The Correct Option is B

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Photochemical smog formation requires

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The Correct Option is B

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