JEE Main 2019ChemistrySurface ChemistryEasyMCQ

JEE Main 2019Surface Chemistry Question with Solution

JEE Main 2019 (10 Apr Shift 1)

Question

A gas undergoes physical adsorption on a surface and follows the given Freundlich adsorption isotherm equation
xm=kp0.5
Adsorption of the gas increases with:

Choose an option

Show full solutionCorrect option: B
Correct answer
BIncrease in p and decrease in T

Step-by-step explanation

xm=kp0.5
Physical adsorption increases with decrease in Temperature.
According to relation xm on P
So adsorption increases on increasing pressure.

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About this question

This is a previous-year question from JEE Main 2019, covering the Surface Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.