Advertisements
Advertisements
प्रश्न
Which of the following is not a favourable condition for physical adsorption?
विकल्प
High pressure
Negative ∆H
Higher critical temperature of adsorbate
High temperature
Advertisements
उत्तर
High temperature
Explanation:
Physical adsorption is favoured at low temperature.
APPEARS IN
संबंधित प्रश्न
Differentiate between adsorbtion and absorption.
Give reason why a finely divided substance is more effective as an adsorbent.
How does chemisorption vary with temperature?
How does chemisorption vary with temperature?
Adsorption increases when ____________.
Powdered substances are more effective adsorbents than their crystalline forms because ____________.
Which among the following is true for chemisorption?
In physisorption, adsorption is generally ____________.
Chromatography is based on the principle of ____________.
The extent of adsorption increases with the ____________.
The physical adsorption is due to ____________.
Physical adsorption of a gaseous species may change to chemical adsorption with ______.
Why is it important to have clean surface in surface studies?
What is the role of activated charcoal in gas mask used in coal mines?
Which among the following is a false statement?
Rate of physisorption increase with:-
Adsorption play no role in:-
Write three differences between physisorption and chemisorption.
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.
