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Extraction of Metals

A non-metal ‘...

Question

A non-metal $‘ X^{'}$ is present in the atmosphere in the form of a diatomic gaseous molecule and in air, its proportion is $78 %$ , $‘ X^{'}$ is

A

oxygen

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B

hydrogen

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C

chlorine

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D

nitrogen

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Solution

The correct option is D nitrogen
Nitrogen is in the form of a diatomic gaseous molecule. Its proportion in air is $78 %$ .

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