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Physisorption

In physical a...

Question

In physical adsorption, the gas molecules are held on solid surface by:

A

Chemical forces

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B

Electrostatic forces

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C

Gravitational forces

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D

Vander Waal's forces

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Solution

The correct option is D
Vander Waal's forces

Van der Waal forces are weak physical intermolecular forces.

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