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Which of the following statements is inc...

Which of the following statements is incorrect regarding physisorption?

A

It occurs because of vander Waal's forces

B

More easily liquifiable gases are adsorbed readily

C

Under high pressure it results into multi-molecular layer on adsorbent surface

D

Enthalpy of adsorption (`DeltaH_("adsorption")`) is low and positve

Text Solution

Verified by Experts

The correct Answer is:
D
Since adsorption is exothermic process so `DeltaH` of adsorption is always negative.
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