Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
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:
ChemistrySurface ChemistryJEE MainJEE Main 2019 (10 Apr Shift 1)
Options:
  • A Decrease in p and increase in T
  • B Increase in p and decrease in T
  • C Increase in p and increase in T
  • D Decrease in p and decrease in T
Solution:
1005 Upvotes Verified Answer
The correct answer is: Increase in p and decrease in T
xm=kp0.5
Physical adsorption increases with decrease in Temperature.
According to relation xm on P
So adsorption increases on increasing pressure.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.