Environmentalhard · Past Paper
Photochemical smog is primarily composed of ozone and:
ASulfur dioxide
BPAN (Peroxyacetyl nitrate)
CAmmonia
DCarbon monoxide
✓ Correct Answer: B — PAN (Peroxyacetyl nitrate)
Photochemical smog (Los Angeles smog) is formed by sunlight reacting with nitrogen oxides and volatile organic compounds, creating PAN.
Share this question
More from Environmental
- Calculate the approximate temperature at 3 km altitude if the surface temperature is 30°C and the lapse rate is 6.5°C/km.
- Which pollutant is responsible for the 'yellowing' of the marble of the Taj Mahal?
- Which of these is a renewable source of energy?
- Which of the following is a biotic component of an aquatic ecosystem?
- The Taj Mahal is being affected by 'Stone Leprosy'. What is the cause?