The most abundant constituent of air is ________.

oxygen

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nitrogen

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hydrogen

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smoke

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Solution

The correct option is B nitrogen
Air contains $78 %$ Nitrogen, $21 %$ Oxygen, and the remaining $1 %$ is other gases such as carbon dioxide, argon, smoke, etc.

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Similar questions

The most abundant constituent of air is

Q2. (a) What are the different constituents of air?

(b) Which is the most abundant gas present in the air? Give the relative abundance of the oxygen gas present in the air.

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