Question
Chemistry Question on Adsorption
The number of statement/s which are the characteristics of physisorption is __________
A. It is highly specific in nature
B. Enthalpy of adsorption is high
C. It decreases with increase in temperature
D. It results into unimolecular layer
E. No activation energy is needed
Answer
The correct answer is 2.
For physisorptions
(a)Decreases with increase in temperature
(b)No appreciable activation energy is required