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Which can absorb large volume of hydroge...

Which can absorb large volume of hydrogen gas ?

A

Colloidal solution of palladium

B

Finely divided nickel

C

Finely divided platinum

D

Colloidal `Fe(OH)_(3)`

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The correct Answer is:
A
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Assertion (A) Some metals like platinum and palladium, can be used as storage media for hydrogen. Reason (R) Platnium and palladium can absorb large volumes of hydrogen.

AAKASH INSTITUTE-SURFACE CHEMISTRY -Assignment Section - A (Objective type questions)
  1. Which of the following is not a characteristic of chemisorption ?

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  2. Freundlich adsorption isotherm gives a straight line on plotting :

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  3. Which can absorb large volume of hydrogen gas ?

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  4. The process of froth floatation and chromatography are based on

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  5. The graph plotted against adsorption versus pressure P at constant tem...

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  6. The intercept on Y - axis in the graph of log (x)/(m) versus log P g...

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  7. Which of the following is correct about the adsorption of N(2) over l...

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  8. By plotting log x/m on y-axis and log P on x-axis we s hould get

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  9. In adsorption from solution phase, the Freundlich adsorption isotherm ...

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  10. Size of colloidal particle is

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  11. Which is not a colloidal solution ?

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  12. Lyophobic colloids are :-

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  13. Which of the following processess best describes the purification of m...

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  14. Colloidal solution commonly used in treatment of eye disseae is :

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  15. Micelles formation takes place

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  16. Which of the following is positively charged colloidal particle ?

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  17. Colloidal can be purified by

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  18. Which of the following has minimum protecting power ?

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  19. Migration of colloidal particles under the influence of electrie field...

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  20. An emulsifier is an agenet which

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