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K(4)[Fe(CN)(6)] is used in the identific...

`K_(4)[Fe(CN)_(6)]` is used in the identification of:

A

`Fe^(2+)` ions

B

`Fe^(3+)` ions

C

`Cu^(2+)` ions

D

`Cd^(2+)` ions

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The correct Answer is:
A, B, C
`4Fe^(3+)+3K_(4)[Fe(CN)_(6)]toFe[Fe(CN)_(6)]_(3)+12K^(+)` preussion blue `Fe^(2+)underset(Delta)toFe^(3+)overset(K_(4)[Fe(CN)_(6)])to` Prussion blue
`2Cu^(2+)+K_(4)[Fe(CN)_(6)]toCu_(2)[Fe(CN)_(6)]darr+` reddish brown `2K_(2)SO_(4)`
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AAKASH SERIES-CO-ORDINATION COMPOUNDS-LEVEL-II LECTURE SHEET EXERCISE-I (Single & One or more than One Correct Answers )
  1. A bidentale ligand is

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  2. The complex [Hgl(3)]^(-)

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  3. K(4)[Fe(CN)(6)] is used in the identification of:

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  4. The oxidation number of metal atom is (are)zero in :

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  5. Which is not correctly matched ?

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  6. The complex ion [Cu(NH(3))(4)]^(2+) has :

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  7. Which of the following statements is/are true ?

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  8. Which of the following statement(s) is/are correct?

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  9. The d-orbitals involved in sp^(3)d^(2) or d^(2)sp^(3) hybridisation of...

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  10. Coordination number of Cr is 6. A complete entity with C(2)O(4)^(-2), ...

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  11. Which of the following statement(s) is (are) correct?

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  12. For [Fe(CN)(6)]^(4-).[Ni(CN)(4)]^(2-)and[Ni(CO)(4)]. Correct statement

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  13. Which have octahedral shape (d^(2)sp^(3)) hybridisation of central ato...

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  14. Which possesses tetrahedral shape (sp^(3)- hybridisation of central at...

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  15. Which of the following complexes is a chelate ?

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  16. A complex shown below can exhibit :

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  17. Which of the following compounds can exhibit geometrical isomerism?

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  18. Which of the following isomerisms are exhibited by [Cr(NH(3))(2)(OH)(2...

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  19. Which of the following statements is not true about the complex ion [C...

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  20. Which of the following statement(s) is/are incorrect?

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