`H_(2)` gas is adsorbed on activated charcoal to a very little extent in comparison to easily liquefiable gases due to ……. .

Options

A. very strong van der Waals' interaction
B. very weak van der Waals' forces
C. very low critical temperature
D. very high critical temperature

Answer

B, C

Explanation

`H_(2)` gas is adsorbed on activated charcoal to a very little extent in comparison to easily liquefiable gases due to
(i) very low van der Waals' forces and
(ii) very low critical temperature equal to 33 K.