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Which of the following statements are co...

Which of the following statements are correct ?

A

Physical adsorption is of multimolecular layer

B

Degree of chemical adsorption increases with increase in temperature

C

Adsorption increases the surface energy

D

Sometimes solvent is adsorbed in preference to solute

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The correct Answer is:
A, B, D
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OP TANDON-ADSORPTION AND CATALYSIS-OBJECTIVE QUESTIONS (LEVEL-B)
  1. The curveshowing the variation of pressure with temperature for a give...

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  2. Which of the following statements is incorrect ?

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  3. Adsorption is the tendency of accumulation of molecular species at the...

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  4. Adsorption is the tendency of accumulation of molecular species at the...

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  5. Which of the following factors are responsible for the increase in the...

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  6. In Langumir's model of adosrption of a gas on a solid surface :

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  7. An enzyme [E] is combined with the substrate [S] as follows: E+S und...

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  8. Which type of graph gives straight line in Langmuir adsorption isother...

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  9. Plot of log against log P is a straight line inclined at an angl...

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  10. Following graphs will be true when :

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  11. Methylene blue, from its aqueous solution, is adsorbed on activated ch...

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  12. Zeolites are microporous catalyst. General formula of Zeolite may be g...

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  13. Which of the following statements are correct ?

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  14. Which of the following are Zeolites ?

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  15. Which of the following act as negative catalyst ?

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  16. Select the correct statements about enzymes :

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  17. Which of the following are correct about the catalyst ?

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  18. The given graph/data I,II,III and IV represent general trends observe...

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  19. When O2 is adsorbed on ametallic surface, electron transfer occurs fro...

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  20. The correct statement (s) about surface properties is (are)

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