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Question
The most abundant gas in the atmosphere is ___ .
The most abundant gas in the atmosphere is
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Solution
The correct option is A 21%
The abundance of gases in the atmosphere in the decreasing order is as follows: nitrogen, oxygen, argon, water vapour, carbon dioxide. Hence nitrogen constitutes 78% of the atmospheric air and is the most abundant gas in the atmosphere.
The abundance of gases in the atmosphere in the decreasing order is as follows: nitrogen, oxygen, argon, water vapour, carbon dioxide. Hence nitrogen constitutes 78% of the atmospheric air and is the most abundant gas in the atmosphere.
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