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Which of the following statements is inc...

Which of the following statements is incorret about physisorption?

A

The forces involved are van der Waals forces.

B

More easily liquefiable gases are adsorbed easily.

C

Under high pressure, it results into mutimolecular layer on adsorbent surface.

D

`DeltaH_("adsorption")` is low and +ve

Text Solution

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In physisorption, `Delta H_("adsorption")` is low and always negative.
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MODERN PUBLICATION-SURFACE CHEMISTRY-COMPETITION FILE (OBJECTIVE TYPE QUESTIONS) (B. MULTIPLE CHOCE QUESTIONS FROM COMPETITIVE EXAMINATIONS)
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  2. Write one similarity between physisorption and chemisorption.

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  3. Which of the following statements is incorret about physisorption?

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  4. For a linear plot of log (x/m) versus log p in a Freundlich adsorption...

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  9. Which of the following electrolytes will have maximum coagulating valu...

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  11. Which of the following statement is true about the adsorption?

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  12. Which of the following is an example of homogeneous catalysis?

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  13. Critical micelle concentration for a soap solution is 1.5 xx 10^(-4)" ...

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  15. A gas undergoes physical adsorption on a surface and follows the givn ...

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  16. An example solid sol of

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  18. Adsorption of a gas follows Freundlich adsorption isotherm. x is the m...

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  19. Among the following, the false statement is :

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