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Fe, Co nad Ni have valuable catalytic pr...

Fe, Co nad Ni have valuable catalytic properties in process involbing

A

Inorganic compound

B

Oxidation

C

Hydrogenation

D

Compounmds of hydrogen

Text Solution

Verified by Experts

The correct Answer is:
C
Hydrogenation-because they have tendency to occlude hydrogen on free surface.
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NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS
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  2. The element with lowest melting and boiling point is

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  3. Fe, Co nad Ni have valuable catalytic properties in process involbing

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  4. Oxidation state of in Fe(3)O(4) is

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  5. Which of the following compounds is not coloured ?

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  6. Which of the following statement is not correct about transition metal...

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  8. In the first transition series, the highest b.p. and m.p. is of

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  9. Which of the following is for oxidatin of SO(2) to SO(3) in contact pr...

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  10. Amongst Cu^(+1), Fe ^(+2)and Cr^(+3) (At. No. Cu =29, Fe =26, Cr= 24...

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  11. In the following transition elements, the lowest m.p. and b.p.

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  12. Manganese belongs to

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  13. Colour of the Cu(2)O is due to

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  14. Which of the following ion is coloured ?

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  15. The transition metals have last electron entering into (n-1) d-orbital...

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  16. Transition elements have greater tendency to form complexes because

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  17. The electron which take part in order to exhibit variable oxidation st...

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  18. Variable oxidation state is shown by

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  19. Which of the following is wrong about interstitial compounds ?

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  20. The number of d-electrons retained in Fe^(2+) (At. No. Fe=26) ions are...

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