CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
Question

Which statement is/are correct?

i) Physical adsorption is due to Vander Waal's forces

ii) Physical adsorption decreases at high temperature

iii) Physical adsorption is irreversible

iv) Enthalpy for a chemical adsorption is generally lesser than that of physical adsorption


A

i, ii &iv

No worries! We‘ve got your back. Try BYJU‘S free classes today!
B

i, ii & iii

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

i, ii

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D

i&iv

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C

i, ii


Physical adsorption is reversible in nature.It takes place by the help of non-covalent attraction between adsorbate and adsorbent making the process reversible. & enthalpy for chemical adsorption is higher than that of physical adsorption


flag
Suggest Corrections
thumbs-up
0
BNAT
mid-banner-image