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  • Which one of the following is not characteristics of chemisorption?Option: 1 it is irreversibleOption:

Which one of the following is not characteristics of chemisorption?

Option: 1

it is irreversible


Option: 2

it is specific


Option: 3

It is multilayer phenomenon


Option: 4

Heat of adsorption is about 80 to 240 kJ


Answers (1)

Chemical adsorption is a monolayer phenomenon as actual chemical bonds are formed between the adsorbent and the adsorbate. 

Physical adsorption on the other hand occurs due to van der Waal's forces and hence multilayered adsorption is usually seen

Hence, the correct answer is Option (3)

Posted by

Sumit Saini

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