Which are the primary constituents of photoch | vedclass

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(D) Photochemical smog is a highly oxidizing polluted atmosphere comprising largely of nitrogen oxides $(NO_x)$,ozone $(O_3)$,$H_2O_2$,organic peroxid

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All of these

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(D) Photochemical smog is a highly oxidizing polluted atmosphere comprising largely of nitrogen oxides $(NO_x)$,ozone $(O_3)$,$H_2O_2$,organic peroxides,$HNO_3$,and $PAN$ (peroxyacetyl nitrate).Photochemical smog forms through a complex process when nitrogen oxides and Volatile Organic Compounds $(VOCs)$ react with sunlight to form secondary pollutants,such as ozone,$HNO_3$,and $PAN$,creating a brown haze above cities.

Which are the primary constituents of photochemical smog?

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