Chemicals that cause acid rain - Environmental ecology and Climate Change

Q.  Which of the following chemicals cause acid rain?

1. sulfur dioxide
2. nitrogen oxide
3. Nitrous oxide
4. Carbon trioxide
- Published on 05 Jun 15

a. 1,2
b. 2,3
c. 1,3
d. All

ANSWER: 1,2
 
Acid rain is caused by emissions of sulfur dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids.

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