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The pair of compounds having metals in t...

The pair of compounds having metals in their highest oxidation state is

A

`MnO_(2) FeCl_(3)`

B

`[MnO_(4)]^(-),  CrO_(2)CI_(2)`

C

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

D

`[NiCI_(4)]^(2-),[CoCI_(4)]^(-)`

Text Solution

Verified by Experts

The correct Answer is:
A
[MnO_(4)], Mn = +7`
`CrO_(2) Cl_(2) Cr = +6`
Hence, (A) is the correct answer.
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FIITJEE-TRANSITION ELEMENTS & COORDINATION COMPOUNDS-SOLVED PROBLEMS (OBJECTIVE)
  1. Which type of isomerism is shown by Co(NH(3))(4)Br(2)Cl

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  2. Which of the following pair is expected to exhibit same colour in solu...

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  3. The pair of compounds having metals in their highest oxidation state i...

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  4. When I is oxidised by MnO(4), in alkaline medium, I converts into

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  5. Spin only magnetic moment of the compound Hg [Co (SCN)(4)] is

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  6. The compound having tetrahedral geometry is

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  7. In the process of extraction of gold Roasted gold ore +CN^(-)+H(2)Oov...

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  8. Identify the complexes which are expected to be coloured. Give explana...

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  9. Compound that is both paramagnetic and coloured is

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  10. Amongst the following, identify the species with an atom in (+6) oxida...

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  11. Which of the following has square planar structure

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  12. The complex which has no 'd' electrons in the central atom is (Atomic ...

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  13. Which of the following cannot show linkage isomerism?

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  14. Among complexes [Fe(H(2)O)(6))]^(3+)", [Fe(CN)(6)]^(3-). [Fe(C(2)O(4))...

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  15. Which of the following complex has the highest stability constant at 2...

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  16. The type of isomerism present in nitropentaamminechromium(Illchloride ...

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  17. The complex showing a spin-only magnetic moment of 2,82 B.M. is

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  18. Geometrical shapes of the complexes formed by the reaction of Ni^(2+) ...

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  19. The IUPAC name of [Ni(NH(3))(4)][NiCl(4)] is

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  20. Among the following the coloured compound is

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