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The coordination number and oxidation nu...

The coordination number and oxidation number of `Cr` in `K_(3)[Cr(C_(2)O_(4))_(3)]` are, respectively,

A

4 and 2

B

6 and +3

C

3 and -3

D

3 and 0

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NARAYNA-REDOX REACTION-Exercise -4
  1. Which of the following statements is//are correct

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  2. The oxide which cannot act as reducing agent is

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  3. The coordination number and oxidation number of Cr in K(3)[Cr(C(2)O(4)...

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  4. Which of the following reactions does not involve either oxidation or ...

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  5. In which of the following processess is nitrogen oxidised ?

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  6. The oxidation number of C in HNC is

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  7. The oxidation number of Fe in Fe(0.94)O is

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  8. The oxidant number of Fe in Na(2) [Fe(CN)(5)NO] is

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  9. The oxidation number of Cl in CaOCl(2) is

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  10. The equivalent weight of FeC(2)O(4) in the change FeC(2)O(4)rarrFe^(...

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  11. The oxidation state of Fe in Fe(3)O(8) is

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  12. In which of the following compounds, the oxidation state of transition...

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  13. The oxidation state of S in H(2)S(2)O(8) is

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  14. Oxidation reaction involves loss of electrons, and reduction reaction ...

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  15. When KMnO(4) acts as an oxidising agnet and ultimetely from MnO(4)^(2-...

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  16. Which of the following is a redox reaction?

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  17. The oxidation states of sulphur in the anions SO(3)^(2-), S(2)O(4)^(2-...

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  18. For decolourisation of 1 "mol of" KMnO(4), the moles of H(2)O(2) requi...

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  19. A metal ion M^(3+) loses three electrons , its oxidation number will b...

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  20. To an acidic solution of an anion, a few drops of Kmno(4) solution are...

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