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Question

What kind of forces exists between adsorbate and adsorbent in physisorption?


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Solution

Physisorption:

  • Physisorption is physical adsorption in which the adsorbate is adsorbed on the surface of the adsorbent physically.
  • Physisorption has reversible nature.

Properties:

  • It is a multi-layered and weak phenomenon.
  • Weak Van der Waals forces exist between adsorbate and adsorbent in physisorption.

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