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The primary valence of the metal ion in ...

The primary valence of the metal ion in the coordination compound `K_2[Ni(CN)_4]` is

A

(a) Four

B

(b) Zero

C

(c) Two

D

(d) Six

Text Solution

Verified by Experts

The correct Answer is:
C
Primary valencies are also known as oxidation state.
`K_2[Ni(CN)_4], 2+x-4=0impliesx=+2`
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A2Z-COORDINATION COMPOUNDS-Wemer Theory And Vbt
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  2. Which one of the following has lowest value of paramagnetic behaviour?

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  3. Velence bond theroy describes the bonding in complexs in terms of coor...

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  4. Nickel (Z=28) combines with a uninegative monodentate ligand X^(-) to ...

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  5. Which one of the following has a square planar geometry? (Co=27, Ni=...

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  6. The octahedral complex of a metal ion M^(3+) with four monodentate lig...

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  7. Which of the following facts about the complex [Cr(NH3)6]Cl3 is wrong?

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  8. The magnetic moment (spin only) of [NiCl4]^(2+) is

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  9. Which of the following is a low spin complex?

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  10. Complexes with halide ligands are generally:

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  11. Among the following ions, which one has the highest paramagnetism?

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  12. Among [Ni(CO)4], [Ni(CN)4]^(2-), [NiCl4]^(2-) species, the hybridizati...

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  13. Which is correct in the case of [NiCl4]^(2-) complex?

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  14. The shape of [Cu(NH3)4]Cl2 is:

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  15. For which transition metal ions are low spin complexes possible:

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  16. An octahedral complex is formed when hybrid orbitals of the following ...

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  17. The primary valence of the metal ion in the coordination compound K2[N...

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  18. The number of unpaired electrons in the complex ion [CoF6]^(3-) is (At...

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  19. The compound which does not show paramagnetism is

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  20. When excess of ammonia is added to CuSO4 solution, the deep blue colou...

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