JEE Main Chemistry question

Not in JEE Main or NEET syllabus

Which forms multi-molecular layers during adsorption?

(A)Physical adsorption
(B)Van der Waals' adsorption
(C)Freundlich adsorption
(D)All of the aboveCorrect

Answer: (D)

Solution

Physical adsorption, caused by van der Waals' forces, is not limited to a single layer and can build up several adsorbed layers, especially at higher pressure; the Freundlich isotherm, being an empirical

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Question ID VK-145018