Which of the following components of air is present in the largest amount in the atmosphere?

1. Nitrogen
2. Oxygen
3. Water vapour
4. Carbon dioxide

Correct Answer: (a) Nitrogen

Explanation: Atmosphere contains 78% nitrogen, 21% oxygen and the remaining 1% is formed by carbon dioxide, water vapour, a few other gases and dust particles. Thus, the atmosphere contains nitrogen in the largest amount.

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Updated on: 01-Feb-2023

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