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Which of the following is not involved i...

Which of the following is not involved in the formation of photochemical smog?

A

`NO_(2)`

B

`SO_(2)`

C

`O_(3)`

D

unsaturated hydrocarbons

Text Solution

Verified by Experts

The correct Answer is:
B
`SO_(2)` is not the contributor for photochemical smog which contains `PAN` (peroxyacetylinitrate)
`(R-overset(O)overset(||)(C)-O-O-NO_(2))`, `O_(3)` along with `RCHO,RCOR`.
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