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ICSE Class 7 Chemistry Question 18 of 20

Air & Atmosphere — Question 1

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Question 1

Match the statements in List I with the correct answer from List II.

List IList II
1. The constituent of air which is around 0.02%A: Nitrogen
2. The constituent of air which is inert or unreactiveB: Oxygen
3. The constituent of air which is non-combustible, but supports combustionC: Sulphur dioxide
4. A pollutant in air responsible for acid rainD: Carbon dioxide
5. The main rare gas present in airE: Argon
Answer
List IList II
1. The constituent of air which is around 0.02%D: Carbon dioxide
2. The constituent of air which is inert or unreactiveA: Nitrogen
3. The constituent of air which is non-combustible, but supports combustionB: Oxygen
4. A pollutant in air responsible for acid rainC: Sulphur dioxide
5. The main rare gas present in airE: Argon