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Choose the correct statement...

Choose the correct statement

A

`[Co(NH_3)_6]^(2+)` is oxidised to diamagnetic `[Co(NH_3)_6]^(3+)` by the oxygen in air

B

Tetrahedral complexes are more stable than octahedral complexes

C

`[Fe(CN)_6]^(3-)` is stable but `[FeF_6]^(3-)` is unstable

D

The `[Cu(NH_3)_4]^(2+)` ion has a tetrahedral geometry and is diamagnetic

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The correct Answer is:
A
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ERRORLESS-COORDINATION COMPOUNDS-NCERT BASED QUESTION (VALENCE BOND THEORY AND GEOMETRY AND MAGNETIC NATURE OF COORDINATION COMPOUNDS)
  1. In Fe(CO)(5), the Fe larr CO sigma bond results by the overlap between...

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  2. The number of unpaired electrons in Ni (CO)(4) is

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  3. Which complex compound obeys 18-electron rule

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  4. Both [Ni(CO)4] and [Ni (CN)4]^(2-) are diamagnetic The hybridisation...

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  5. Which of the following complex is an outer orbital complex?

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  6. Which one of the following is an outer orbital complex and exhibits pa...

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  7. The diamagnetic species is

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  8. The bonds in K4[Fe(CN)6] are

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  9. Amongst Ni(CO)(4),[Ni(CN)(4)]^(2-) and NiCl(4)^(2-):

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  10. The geometry of Ni(CO)4 and Ni(PPH3)2Cl2 are

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  11. The species having tetrahedral shape is

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  12. The hybridized state of Al^(3+) in the complex ion formed when AlCl3 ...

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  13. Consider the following two complex ions : [CoF(6)]^(3-) and [Co(C(2)O(...

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  14. Choose the correct statement

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  15. In the complex [SbF(5)]^(2-), sp^(3) d hybridization is present. Geome...

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  16. in [Cu(NH(3))(4)]SO4,Cu has following hybridization

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  17. The spin-only magnetic moments of [Mn(CN)(6)]^(4-) and [MnBr(4)]^(2-) ...

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  18. For a tetrahedral complex [MCl(4)]^(2-), the spin-only magnetic moment...

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  19. The spin-only magnetic moments of [Fe(NH3)6]^(3+) and [FeF6]^(3-) in ...

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  20. The spin only magnetic of [ZCl(4)]^(2-) is 3.87 BM where Z is

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