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Which of the following complex acts as g...

Which of the following complex acts as good reducing agent ?

A

`[Cu(NH_(3))]^(2+)`

B

`[Ag(NH_(3))_(2)]^(+)`

C

`[Fe(CN)_(6)]^(3-)`

D

`[Co(NO_(2))_(6)]^(4-)`

Text Solution

Verified by Experts

The correct Answer is:
D
(d) `[Co(NO_(2))_(6)]^(4-)to[Co(NO_(2))_(6)]^(3-)+e^(-)`
(Good R.A.) ltbr. Electron is removed from 5s-orbital
(TRANSFERENCE from 3d to 5s )
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OP TANDON-COORDINATION COMPOUNDS-D.VBT, CFT, Hybridisation
  1. Which of the following complexes are tetrahedral but spin free ?

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  2. Which of the following is not a shortcoming of VBT ? (P) Quantitativ...

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  3. If crystal field theory is completely followed, then which of the foll...

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  4. Ruby is aluminium oxide (Al(2)O(3)) containing about 0.5-1% Cr^(3+) io...

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  5. For [FeF(6)]^(3-)" and "[CoF(6)]^(3-), the statement that is correct i...

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  6. Which of the following complex ions has electrons that are symmetrical...

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  7. Which of the following statement is false ?

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  8. The number of unpaired electrons ind^(6), low spin, octahedral complex...

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  9. Which of the following option is correct for [Fe(H(2)O)(6)]^(2+)" and ...

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  10. Which of the following complex does not have tetrahedral geometry ?

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  11. Which of the following complex acts as good reducing agent ?

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  12. Which of the following statement is correct for [NiCl(2)(NH(3))(2)]^(0...

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  13. Which of the following order is correct for Delta(0)"/"Delta(t)"/"Delt...

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  14. Select the correct statement about [CoF(6)]^(3-) :

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  15. The complex [Pt(NH(3))(4)]^(2+) has ……….structure.

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  16. Which of the following complex ion has tetrahedral arrangement ?

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  17. The pair of species having square planar shapes for both is :

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  18. Select incorrect characteristics about [Zn(gly)(2)]^(0) :

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  19. Which of the following is not correctly matched (P : Pairing energy )?

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  20. Select correct statement :

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