The most abundant constituent of air is

Oxygen

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Nitrogen

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Water vapour

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Impurities

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Solution

The correct option is B
Nitrogen

The most abundant constituents of air is Nitrogen. The constituents of air are:

$\begin{matrix} P u r e G a s N a m e & S y m b o l & M o l e F r a c t i o n N i t r o g e n & N_{2} & 0.78084 O x y g e n & O_{2} & 0.209476 A r g o n & A r & 0.00934 C a r b o n d i o x i d e & C O_{2} & 0.000314 \end{matrix}$

Water vapor is also an important constituent which varies from region to region.

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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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