Which of the following statement is not correct?

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Physical adsorption is due to vander Waals ,forces

Physical adsorption is irreversible

chemical adsorption increases with increase in temperature upto certain limit than decreases

Enthalpy of adsorption (|∆HI) for a chemical adsorption is greater than that of physical adsorption

answer is B.

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Detailed Solution

Physical adsorption is reversible in nature

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