NEET2014ChemistryEnvironmental ChemistryActual
Which of the following has highest concentration of PAN?
Options
- ASmoke
- BOzone
- CPhotochemical smog
- DReducing smog
Correct answer
C. Photochemical smog
Step-by-step solution
The main component of photochemical smog is peroxyacetyl nitrate, (PAN). The other components are ozone, nitric oxide, acrolein and formaldehyde.