Advertisements
Advertisements
Question
Which of the following is not a favourable condition for physical adsorption?
Options
High pressure
Negative ∆H
Higher critical temperature of adsorbate
High temperature
Solution
High temperature
Explanation:
Physical adsorption is favoured at low temperature.
APPEARS IN
RELATED QUESTIONS
Give reason why a finely divided substance is more effective as an adsorbent.
Physisorption is reversible while chemisorption is irreversible. Why ?
Which of the following is an example of physisorption?
Extent of physisorption of a gas increases with ______.
Physical adsorption of a gaseous species may change to chemical adsorption with ______.
In physisorption adsorbent does not show specificity for any particular gas because ______.
What is the role of diffusion in heterogenous catalysis?
A plot of 10 g (x/m) versus 10 g p for the adsorption of a gas on the surface of a solid gives a straight line with slope equal to:-
Rate of physisorption increase with:-
Assertion A : Activated charcoal adsorbs SO2 more efficiently than CH4.
Reason R : Gases with lower critical temperatures are readily adsorbed by activated charcoal.
In light of the above statements, choose the correct answer from the options given below.
