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