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The primary and secondary valencies of c...

The primary and secondary valencies of chromium in the complex ion, dichlotodioxalatochromoium (III), are respectrively

A

3,4

B

4,3

C

3,6

D

6,3

Text Solution

Verified by Experts

The correct Answer is:
C
Primary valecy corresponds to oxidation state and secondary valecy corresponds to coordination number primary-3, secondary-6.
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NARAYNA-CO-ORDINATE COMPOUNDS -Exercise-4
  1. One mole of complex compound Co(NH3)5Cl3 gives 3 moles of ions on diss...

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  2. The primary and secondary valencies of chromium in the complex ion, di...

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  3. In the complex with formula MCl(3).4H(2)O the co-ordination number of ...

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  4. The molar ionic conductances of octahedral complexes. (I) PtCl(4).5N...

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  5. The coordination number of a central metal atom in a complex is determ...

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  6. Among the following which are ambidentate ligands? (a) NO(2)^(-) (...

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  7. The number of donor sites in dimethyl glyoxime, glycinato, diethylene ...

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  8. The IUPAC name of the coordination compound K3[Fe(CN)6] is:

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  9. Which one of the following has largest number of isomers?

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  10. Which of the following compounds shows optical isomerism?

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  11. In which of the following pairs both the complexes do not show optical...

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  12. Of the following, the optical isomers are

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  13. Which kind of isomerism is shown by Co (NH(3))(4) Br(2) Cl ?

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  14. Which of the following does not have optical isomer

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  15. The complex K(3)[Fe(CN)(6)] should have a spin only magentic of

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

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  17. The correct order of magnetic moments (spin values in B.M.) among is:

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  18. Which one of the cyano complexes would exhibit the lowest value of par...

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  19. Which of the following statements is not correct?

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  20. The species having tetrahedral shape is

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