Which of the following statement is not correct? (a) Physical adsorption is due to vander Waals'

step 1 Hello, good evening student. So in this question we have to tell which statement is correct and

Which of the following statement is not correct? (a)...

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Key Concepts

Reversibility of Adsorption

This concept refers to the ease with which an adsorbed substance can be removed from the surface it adheres to. In physical adsorption, the weak van der Waals interactions allow the adsorbed molecules to be released relatively easily, making the process reversible. This is in contrast to chemisorption, where stronger chemical bonds are formed and the process is often irreversible or less easily reversed.

van der Waals Forces

These are intermolecular forces that arise from momentary fluctuations in electron density, leading to temporary dipoles that induce attraction between molecules. In the context of physical adsorption, they are the primary force responsible for the adherence of adsorbate particles to the surface of the adsorbent.

Physical Adsorption (Physisorption)

This is a type of adsorption characterized by the adherence of molecules to a surface through weak intermolecular forces instead of chemical bonds. It typically involves van der Waals forces and occurs at lower temperatures, making it a reversible process since the interactions are weak and easily disrupted by slight changes in conditions.

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