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NTA Abhyas JEE Main2020ChemistrySurface ChemistryPractice

Which of the following statements about physical adsorption is not correct?

Options

  1. AIt is usually monolayer
  2. BIt is reversible in nature
  3. CIt involves van der Waals interactions between adsorbent and adsorbate
  4. DIt involves small value of adsorption

Correct answer

A. It is usually monolayer

Step-by-step solution

Physical adsorption is a multilayer phenomenon. Rest all are correct features of physical adsorption.

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