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The following are some statements about ...

The following are some statements about physical adsorption
A) involves the weak Vanderwaals interaction between the adsorbate and adsorbent.
B) Involves the chemical interactions between the adsorbent and adsorbate
C) is irreversible in nature
D) It depends upon both nature of adsorbent and adsorbate
The correct combination is 

A

All are correct

B

Only (A) and (B)

C

Only (A) and ( C)

D

Only (A)

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The correct Answer is:
D
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AAKASH SERIES-SURFACE CHEMISTRY-Objective Excersice - 1
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  2. The following are some statements about physical adsorption A) invol...

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  3. Adsorption phenomenon involves (A) residual attraction forces (B) ...

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  4. In adsorption of oxalic acid on activated charcoal, the activated char...

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  5. Valence forces cause

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  6. The bond between the adsorbate and adsorbent in chemisorption is

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  7. The nature of forces operating between the adsorbate and the adsorbent...

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  8. Which of the following statements is true in the case of physical adso...

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  9. Which of the following is chemisorption

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  10. Adsorption is multilayered in case of

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  11. Which of the following is not a characteristic of chemisorption

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  12. The temperature above which a gas cannot be liquified even on applicat...

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  13. The higher the critical temperature of the gas

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  14. Freundlich adsorption isotherm is given by the expression (x)/(m) = kp...

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  15. The plot of x/m versus temperature at constant pressure is called

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  16. The type of adsorption depicted by the adsorption isobar

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  17. Which statement is correct about physical adsorption?

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  18. When 0.1M CH(3)COOH solution is shaken with activated charcoal and the...

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  19. Which of the following is adsorbed to a maximum extent on a given amou...

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  20. The phenomenon of simultaneous absorption and adsorption is called

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