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Metals those can be extracted commercail...

Metals those can be extracted commercailly with aqueous solution of sodium cyanide as complexes are

A

Au and Ag

B

Fe and Ag

C

Au and Hg

D

Hg and Fe

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The correct Answer is:
A
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NARAYNA-CO-ORDINATE COMPOUNDS -Exercise -1 (C.W.)
  1. Silver chloride dissolves in excess ammonia due to the formation of a ...

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  2. Zn^(+2) dissolves in excess of NaOH due to the formation of

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  3. Example of neutral complex compound in the following is

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  4. Which of the following releases metal slowly to give uniform coating i...

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  5. IUPAC name of the complex [Cu(NH(3))(4)]SO(4) is

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  6. Which of the following does not exhibit optical isomerism?

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  7. Co-ordination compounds Pt(NH3)3 (NCS)] and [Pt(NH3)3 (SCN)] are examp...

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  8. Geometrical isomerism is observed in

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  9. Stable complex based on EAN rule

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  10. The hybrdisation of the complex [NiCl4]^(-2)? is

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  11. Which one of the following has a square planar geometry ?

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  12. Which of the following is paramagnetic

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  13. The number of ions formed when cuprammonium sulphate is dissolved in w...

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  14. Which of the following is correct arrangement of ligands in terms of f...

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  15. In which of the following octahedral complexes of Co (at. no. 27), wil...

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  16. If Delta(0) lt P, the correct electronic configuration for d^(4) syste...

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  17. Ammonium ions are detected with

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  18. [(Ph(3)P)(3)RhCl] is a familiar catalyst used in

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  19. Metals those can be extracted commercailly with aqueous solution of so...

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  20. If Ag^(+)+NH(3)hArr[Ag(NH(3))]^(+), K(1)=3.5xx10^(-3) and [Ag(NH(3))]^...

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