Why does physisorption decrease with the increase of temperature?

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asked Dec 21, 2017 in Chemistry by sforrest072 (157,439 points) 60 409 936
Why does physisorption decrease with the increase of temperature?

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answered Dec 21, 2017 by mdsamim (213,225 points) 5 10 15
selected Dec 21, 2017 by sforrest072
 
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Physisorption is exothermic in nature. Therefore, in accordance with Le-Chateliere’s principle, it decreases with an increase in temperature. This means that physisorption occurs more readily at a lower temperature.

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