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Environmental Chemistry — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryEnvironmental Chemistry2 Marks
Question
Why 'photochemical smog' is called so?
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Answer

It is because it is formed as a result of photochemical reaction (i.e. in the presence of sunlight) between oxides of nitrogen and hydrocarbons.

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