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The value of n in the carbonyl is (CO)...

The value of n in the carbonyl is
`(CO)_(n)-Co-Co(CO)_(n)`

A

4

B

5

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
A
Cobalt in zero oxidation state forms `Co_(2)(CO)_(8)`
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PRADEEP-CORDINATION COMPOUNDS-MCQ
  1. An example of a sigma bonded organometallic compound is:

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  2. Fe(2)(CO)(9) is diamagnetic. Which of the following reasons is correct...

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  3. The value of n in the carbonyl is (CO)(n)-Co-Co(CO)(n)

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  4. Among the following metal carbonyls the C-O bond order is lowest in .

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  5. In Fe(CO)(5), the Fe larr CO sigma bond results by the overlap between...

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  6. Which of the following carbonyls will have the strongest C-O bond

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  7. If the bond length of CO bond in carbon monoxide is 1.128 Å, then what...

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  8. Which of the following has longest C-O bond length? (Free C-O bond len...

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  9. How many EDTA molecules are required to make an octahedral complex wit...

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  10. When EDTA solution is added to Mg^(2+) ion solution then the ...

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  11. Cold ferrous sulphate solution on absorption of NO develops brown colo...

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  12. The oxidation state of Fe in brown complex [Fe(H(2)O)(5)NO]SO(4) is

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  13. Dipole moment will be zero in the complexes I. [Ni(CN)(4)]^(2-) II...

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  14. Which of the following complexes is used as an anti-cancer agent ?

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  15. Platinum dissolves in aqua regia to form

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  16. Copper sulphate dissolved in excess of KCN to give:-

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  17. When excess ammonnia is added to CuSO(4) solution the deep blue comple...

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  18. Sodium nitroprusside reacts with sulphide ion to give a purple colour ...

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  19. In nitroprusside ion, the iron and NO exist as Fe(II) and NO^(+) rathe...

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  20. Specify the coordination geometry around and the hybridisation of N an...

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