Which of the following statements is not correct?

  • A
    Physical adsorption is due to Van der Waals forces.
  • B
    Chemical adsorption decreases at high temperature and low pressure.
  • C
    Physical adsorption is reversible.
  • D
    Adsorption energy for a chemical adsorption is generally greater than that of physical adsorption.

Explore More

Similar Questions

The substance used to decolourise and purify oils is

What is the range of enthalpy of adsorption in physical adsorption? $(kJ \, mol^{-1})$

The surface area of $1 \, g$ of activated charcoal is $1000 \, m^2$. Assuming complete coverage and unimolecular adsorption,if the radius of an ammonia molecule is $10^{-8} \, cm$,then the volume of ammonia adsorbed at $STP$ on $44/7 \, g$ of carbon will be ........ $L$. $(N_A = 6 \times 10^{23})$

Difficult
View Solution

In Freundlich adsorption isotherm,the value of $1/n$ is

Which statement is true for Column Chromatography?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo