Engineering Board Exam Reviewer · Chemistry · medium

Photochemical smog is formed mainly by the action of sunlight on:

1. Nitrogen oxides and volatile organic compounds
2. Sulfur dioxide and water
3. Carbon dioxide and oxygen
4. Methane and nitrogen

Answer

A. Nitrogen oxides and volatile organic compounds

Solution

Products include ozone and peroxyacetyl nitrate (PAN).

More Chemistry questions

1. Ozone in the stratosphere is beneficial because it:
2. The greenhouse effect is caused by atmospheric gases that:
3. BOD (biochemical oxygen demand) is a measure of:
4. Alum (aluminum sulfate) is added in water treatment as a:
5. The process of adding chlorine to drinking water is mainly for:
6. A water sample contains 60 mg/L of Ca2+. What is its hardness expressed as mg/L of CaCO₃? (Use H = 1, C = 12, N = 14, O = 16, Na = 23, S =…
7. The rusting of iron requires the presence of:
8. Which of the following is a thermosetting polymer?
9. PVC stands for:
10. The process of heating natural rubber with sulfur to improve its strength and elasticity is called:

All Chemistry Reviewer questions