Given below are the critical temperatures of some of the ga…

Chemistry Surface Chemistry JEE Main 2022 Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 14, 2026

Given below are the critical temperatures of some of the gases :

Gas Critical temperature (K)

He 5.2

CH 4 190

CO 2 304.2

NH 3 405.5

The gas showing least adsorption on a definite amount of charcoal is :

CH 4

CO 2

NH 3

Text Solution

Verified by Experts

The correct answer is:

More the critical temp, of gas greater is the ease of liquefaction hence greater is the adsorption.

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