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During activation of charcoal -...

During activation of charcoal -

A

`O_(2)` is abrobed on charcoal

B

Moisture is absorbed on charcoal

C

Pre adsorbed material is desorbed

D

Charcoal is covered with insert gas

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The correct Answer is:
C
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AAKASH SERIES-SURFACE CHEMISTRY-Objective Excersice - 1
  1. A graph of adsorption isobar of chemisorption shows that adsorption

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  2. Which of the following is the correct Freundlich's formula? (w=weight ...

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  3. During activation of charcoal -

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  4. The energy of molecules present on the surface of a substance is -

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  5. Which of the following is not correct

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  6. The correct combination from the following given statements about chem...

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  7. Which of the following statement is incorrect regarding physisorptions...

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  8. The correct statements from the following about physical adsorption ...

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  9. The following are some statements about adsorption of solutes from the...

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  10. Concentration process

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  11. Which of the following statements is incorrect with respect to physiso...

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  12. Which one of the following is correct regarding physisorption?

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  13. Which of the following represents chemisorption ? (x = The mass of the...

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  14. A catayst

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  15. The rate of a chemical reaction is increased in presence of a catalyst...

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  16. In heterogeneous catalytic reactions involving solid catalyst and gase...

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  17. An inhibitor is essentially

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  18. The process which is catalysed by one of the products is called

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  19. The catalyst used to increase the dissociation of H(2)O(3) is

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  20. Which of the following reactions is an example of heterogeneous cataly...

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