H2 gas is adsorbed on activated charcoal to a very little extent in comparison
to easily liquefiable gases due to ____________.
(i) very strong van der Waal’s interaction.
(ii) very weak van der Waals forces.
(iii) very low critical temperature.
(iv) very high critical temperature.
NCERT Class XII
Chemistry - Exemplar Problems
Chapter 5. Surface Chemistry