Q1Multiple choice
Which of the following process does not occur at the interface of phases?
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Correct option: C
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Worked solution
Option (iii) is the answer.
NCERT Exemplar · Class 12 · Chemistry
Chapter 5: Surface Chemistry
Practice each question, then open the answer or worked solution.
I. Multiple Choice Questions (Type-I)
25 questionsQ2Multiple choice
At the equilibrium position in the process of adsorption ___________.
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Correct option: B
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Worked solution
Option (ii) is the answer.
Q3Multiple choice
Which of the following interface cannot be obtained?
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Correct option: D
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Option (iv) is the answer.
Q4Multiple choice
The term ‘sorption’ stands for ____________.
Option (iii) is the answer.
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Worked solution
Solution coming soon.
Q5Multiple choice
Extent of physisorption of a gas increases with ___________.
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Correct option: B
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Worked solution
Option (ii) is the answer.
Q6Multiple choice
The extent of adsorption of adsorbate from the solution phase increases with ________.
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Correct option: A
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Worked solution
Option (i) is the answer.
Q7Multiple choice
Which one of the following is not applicable to the phenomenon of adsorption?
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Correct option: A
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Worked solution
Option (i) is the answer.
Q8Multiple choice
Which of the following is not a favourable condition for physical adsorption?
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Correct option: D
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Option (iv) is the answer.
Q9Multiple choice
Physical adsorption of a gaseous species may change to chemical adsorption
with ______________.
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Correct option: B
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Worked solution
Option (ii) is the answer.
Q10Multiple choice
In physisorption adsorbent does not show specificity for any particular gas
because ______________.
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Correct option: A
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Worked solution
Option (i) is the answer.