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Photochemical smog occurs in warm, dry a...

Photochemical smog occurs in warm, dry and sunny climate, One of the following is not amongst the components of photochemical smog, identify it.

A

`NO_(2)`

B

`O_(3)`

C

`SO_(2)`

D

Unsaturated hydrocarbon

Text Solution

Verified by Experts

The correct Answer is:
C
The smog which is formed in presence of sunlight is called photochemical smog. This occurs in the months of summer when `NO_(2)`and hydrocarbons are present in large amounts in atmosphere.
Concentration of `O_(3)`, PAN aldehydes and ketones builds up in the atmosphere.
`SO_(2)` is not repsonsible for photochemical smog.
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