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Question
Which of the following components of air is present in the largest amount in the atmosphere?
Options
Nitrogen
Oxygen
Water vapour
Carbon dioxide
Solution
Nitrogen
Explanation:
Atmospheric air contains all the four mentioned components but the component with the largest amount present in the air is nitrogen, which constitutes 78%78% of the atmospheric air whereas oxygen constitutes 21%21%, and the remaining 1%1% is formed by water vapour, carbon dioxide, few other gases, and dust particles.
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