Inorganic Chemistry

Composition of dry air

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Dry air Composition

On the post we going list the composition of dry air, will include volume % and B.P (boiling point).

Gas % by volume B.P (boiling point)K
N2 78.03 77.2
O2 20.99 90.1
Ar 0.93 87.2
CO2 0.033 194.7
Ne 0.0018 27.2
H2 0.0010 20.2
He 0.0005 4.2
Kr 0.0001 119.6
Xe 0.000008 165.1
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On the above list, we can observed that Xe (xenon) have the least % by volume, but high B.P.

 

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