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प्रश्न
Answer in one sentence:
Name type of adsorption in which the compound is formed.
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उत्तर
Chemical adsorption or chemisorption.
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संबंधित प्रश्न
Give reasons for the following observations:
Physisorption decreases with increase in temperature.
Differentiate between adsorbtion and absorption.
Write any two characteristics of chemisorption.
Why are powdered substances more effective adsorbents than their crystalline forms?
Discuss the effect of temperature on the adsorption of gases on solids.
Physisorption is reversible while chemisorption is irreversible. Why ?
Give reasons for the following observations :
Powdered substances are more effective adsorbents.
How does chemisorption vary with temperature?
Answer in one sentence:
Name type of adsorption in which vander Waals focres are present.
Which of the following is an example of physisorption?
Which among the following is a property of physisorption?
Powdered substances are more effective adsorbents than their crystalline forms because ____________.
Which among the following is true for chemisorption?
Chromatography is based on the principle of ____________.
The extent of adsorption increases with the ____________.
The physical adsorption is due to ____________.
Extent of physisorption of a gas increases with ______.
In physisorption adsorbent does not show specificity for any particular gas because ______.
In which of the following reactions heterogenous catalysis is involved?
(a) \[\ce{2SO2 (g) + O2 (g) ->[NO(g)] 2SO3 (g)}\]
(b) \[\ce{2SO2 (g) ->[Pt(s)] 2SO3 (g)}\]
(c) \[\ce{N2 (g) + 3H2 (g) ->[Fe(s)] 2NH3 (g)}\]
(d) \[\ce{CH3COOCH3 (l) + H2O (l) ->[HCI(l)] CH3COOH (aq) + CH3OH (aq)}\]
Why is it important to have clean surface in surface studies?
Why is chemisorption referred to as activated adsorption?
What is the role of activated charcoal in gas mask used in coal mines?
What is the role of diffusion in heterogenous catalysis?
Assertion: Detergents with low CMC are more economical to use.
Reason: Cleansing action of detergents involves the formation of micelles. These are formed when the concentration of detergents becomes equal to CMC.
Chromatography is based on:-
Which of the following statements is incorrect regarding physisorptions?
