Environmental pollutants responsible for acid rain
Question
Consider the following: Excess of which of the above in the environment is/are cause(s) of acid rain?
- 1.
Carbon monoxide
- 2.
Nitrogen oxide
- 3.
Ozone
- 4.
Sulphur dioxide
Options
1, 2 and 3
2 and 4 only
4 only
1, 3 and 4
Explanation
Acid rain is exclusively caused by emissions of Sulphur dioxide (SO2) and Nitrogen oxides (NOx). When these gases react with water, oxygen, and other chemicals in the atmosphere, they form highly corrosive sulfuric and nitric acids. Carbon monoxide and Ozone do not form acid rain.
Answer: (b).
Question details
Year
2022
Paper
GS Paper 1
Question
Q100
Subject
Environment
Sub-topic
Pollution & Waste
Type
Statement-based
Difficulty
Easy
Nature
Static
Source hint
NCERT Chemistry Cl.11 Ch.14
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