Explain the physical significance of Van der Waals parameters.

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A) Physical significance of $a$:
$a$ is a measure of the magnitude of intermolecular attractive forces within a gas. It represents the pressure correction term in the Van der Waals equation.
Physical significance of $b$:
$b$ is a measure of the excluded volume per mole of a gas. It represents the volume correction term,accounting for the finite size of gas molecules.

Explore More

Similar Questions

Diffusion current in a $p$-$n$ junction is greater than the drift current in magnitude when:

The equation of the normal to the curve $y=x \log x$,which is parallel to the line $2x-2y+3=0$,is

Total internal reflection of light is possible when light enters from

$A$ massless string is wrapped around a disc of mass $M$ and radius $R$. Another end is tied to a mass $m$ which is initially at height $h$ from ground level as shown in the figure. If the mass is released,then its velocity while touching the ground level will be

Observe the following statements :
$I$. Bleaching powder is used in the preparation of chloroform.
$II$. Bleaching powder decomposes in the presence of $CoCl_2$ to liberate $O_2$.
$III$. Aqueous $KHF_2$ is used in the preparation of fluorine.
The correct combination is :

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