Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Which of the following statements is incorrect regarding physissorptions?
A
More easily liquefiable gases are adsorbed readily.
B
Under high pressure it results into multi molecular layer on adsorbent surface.
C
Enthalpy of adsorption 
is low and positive.
is low and positive. D
It occurs because of van der Waal's forces.
Text Solution
Verified by ExpertsThe correct answer is:
C
Since adsorption is exothermic process so 
of adsorption is always negative.
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