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Physisorption

Rate of physi...

Question

Rate of physisorption decreases with :

A

decrease in temperature

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B

increase in temperature

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C

decrease in pressure

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D

decrease in surface area

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Solution

The correct option is D decrease in surface area

The rate of physisorption decreases with decrease in surface area. As the surface area of the adsorbent is decreased there will be less place for the adsorbate to be adsorbed.
Hence option D is correct.

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