1.

Which of the following statements is incorrect regarding physisorption? [AIEEE 2009]

A. It occurs because of van der Walls forces
B. More easily liquefiable gases are adsorbed readily
C. Under high pressure it results into multimolecular layer on adsorbent surfaceb
D. Enthalpy of adsorption (ΔHadsorption) is low and positive
Answer» E.


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