KEAM 2022 Physics and Chemistry Solved Paper

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Question : 94 of 120

Marks: +1, -0

Which one of the following is not true with regard to physisorption?

It arises because of van der Waals' forces
It is not specific in nature
High activation energy is needed
It depends on the nature of gas
Enthalpy of adsorption is low (20−40‌kJ‌mol−1)

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