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Photochemical Smog

Photochemical...

Question

Photochemical smog is formed due to presence of:

A

oxides of sulphur

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B

oxides of nitrogen

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C

oxides of carbon

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D

oxides of lead

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Solution

The correct option is A oxides of nitrogen
When Nitrogen at very high temperature reacts with oxygen, it forms nitric oxide which in turn gets oxidized to nitrogen dioxide by the oxygen of air. So photo chemical smog occurs in warm and dry climate by the action of sunlight on the oxides of nitrogen.

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Photochemical Smog

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