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The oxidation number of Pr in Pr(6)O(11)...

The oxidation number of `Pr` in `Pr_(6)O_(11)` is

A

`(22)/(6)`

B

`(20)/(6)`

C

3

D

4

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NARAYNA-REDOX REACTION-Exercise -4
  1. It is found that V forms a double salt isomorphous with Mohr's salt. T...

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  2. The number of peroxide bonds in perxenate ion [XeO(6)]^(4-) is

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  3. The oxidation number of Pr in Pr(6)O(11) is

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  4. In which of the following is the highest oxidation state not possible?

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  5. which of the following statements is not correct about the reaction gi...

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  6. Which of the following reactions is not a disproportination reaction ?

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  7. Which of the following is not an intramolecular redox reaction?

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  8. In the equation NO(2)^(-)+H(2)OtoNO(3)^(-)+2H^(+)+"ne"^(-) value of n ...

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  9. Which of the following is an intermolecular redox reaction?

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  10. The oxidation state of A, B, and C in a compound are +2, +5, and -2, r...

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  11. The number of electrons lost in the following change is Fe+H(2)Orarr...

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  12. The oxidation number of Pt in [Pt (C(2)H(4))Cl(3))"]"^(ө) is

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  13. The oxidation number of P in Mg(2)P(2)O(7) is

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  14. The oxidation number of phosphorus in PO(4)^(3-), P(4)O(10), and P(2)O...

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  15. which of the following leads to redox reaction ?

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  16. The oxidation number of sulphur in Na2S4O6 is .

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  17. The oxidation state of iodine in H(4)IO(6)^(-) is:

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  18. When iron is rusted, it is

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  19. An element that never has a positive oxidation state in any of its com...

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  20. Starch iodide paper is used to test for the presence of

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