Question

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

Answer 1

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.