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The oxidation number of metal atom is (a...

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

A

`[Ni(CO)_(4)]`

B

`[Fe_(2)(CO)_(5)]`

C

`Na[Co(CO)_(4)]`

D

`[CuCl_(4)]^(2-)`

Text Solution

Verified by Experts

The correct Answer is:
A, B
In neutral carboxy complexes, the oxidation number of M is zero. In `[Co(CO)_(4)]^(-1)` the metal atom is -1 oxidation state
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AAKASH SERIES-CO-ORDINATION COMPOUNDS-LEVEL-II LECTURE SHEET EXERCISE-I (Single & One or more than One Correct Answers )
  1. The complex [Hgl(3)]^(-)

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

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

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  4. Which is not correctly matched ?

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

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

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

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

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

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

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

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

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

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  14. Which of the following complexes is a chelate ?

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  15. A complex shown below can exhibit :

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

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

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

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

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

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