Which of the following combine with peroxyacetyl nitrate to form photochemical smog in the presence ...........

Geography and Environment (RAS) Pollution

Which of the following combine with peroxyacetyl nitrate to form photochemical smog in the presence of sunlight?

1. SO2 2. NO2

3. O3 4. CO2

Select the correct answer using the codes given below.

1, 2 and 3

2, 3 and 4

2 and 3

1, 2, and 4 only

NO2 and O3 combine with peroxyacetyl nitrate to form photochemical smog in the presence of sunlight.

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