(D) The Assertion is incorrect because physical adsorption is a surface phenomenon,but the term used in the assertion is 'absorption',which is a bulk

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

If both the Assertion and Reason are incorrect.

(D) The Assertion is incorrect because physical adsorption is a surface phenomenon,but the term used in the assertion is 'absorption',which is a bulk phenomenon.Furthermore,the Reason is incorrect because physical adsorption involves weak van der Waals forces and does not involve the breaking of chemical bonds.Therefore,both the Assertion and the Reason are incorrect.

Class 12 Chemistry Surface Chemistry Adsorption and Adsorption isotherm

Medium

Assertion : Physical adsorption of molecules takes place on the surface only.
Reason : In this process,the bonds of the adsorbed molecules are broken.

AIIMS 2002 All AIIMS

A
If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
B
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
C
If the Assertion is correct but Reason is incorrect.
D
If both the Assertion and Reason are incorrect.