What is the correct order of air composition?

Nitrogen>Oxygen>Carbon dioxide>Argon

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Nitrogen>Carbon dioxide>Argon>Oxygen

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Nitrogen>Oxygen>Argon>Carbon dioxide

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Nitrogen>Argon>Oxygen>Carbon dioxide

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Solution

The correct option is C Nitrogen>Oxygen>Argon>Carbon dioxide
Nitrogen is the most abundant gas. It makes up 78.1% of air composition. Second is 'Oxygen' at 20.9%. Third most abundant gas is 'Argon' at 0.9%, and last among the four is 'Carbon dioxide' at 0.03%.

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Similar questions

The correct increasing order of the boiling points of liquid oxygen, liquid argon and liquid nitrogen present in liquid air is :

(a) nitrogen, oxygen, argon (b) nitrogen, argon, oxygen

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