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Cr(2)O(5) has structure as shown Th...

`Cr_(2)O_(5)` has structure as shown

The oxidation number of chromium in the above compound is

A

4

B

5

C

6

D

10

Text Solution

Verified by Experts

The correct Answer is:
C
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DINESH PUBLICATION-REDOX REACTIONS-Revision Question
  1. Which of the following reactions involve disproportionation ?

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  2. The reaction P(4)+3NaOH+3H(2)Orarr2NaH(2)PO(2)+PH(3) is an example of

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  3. Cr(2)O(5) has structure as shown The oxidation number of chromium...

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  4. The oxidation number of S in S(8),S(2)F(2), and H(2)S, respectively, a...

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  5. In the following reaction: x KMnO(4)+y NH(3) rarr KNO(3)+MnO(2)+KOH+...

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  6. The brown ring complex compound of iron is formulated as [Fe (H(2)O)(5...

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  7. The equivalent mass of potassium permanganate in alkaline medium is

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  8. In which of the following reactions, there is no change in valency ?

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  9. In the balanced chemical reaction IO(3)^(ө)+al^(ө)+bH^(ө)rarrcH(2)O+...

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  10. The oxidation states of S atoms in S(2)O(6)^(2-) from left to right re...

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  11. Small quantities of compounds TX, TY and TZ are put into separate test...

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  12. The oxidation number of sulphur in H(2)SO(4),H(2)S(2)O(4) and H(2)S(2)...

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  13. Which of the following has//have been arranged in order of decreasing...

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  14. Which of the following species can functon as an oxidising as well as ...

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  15. Oxidation no. of P in H(4)P(2)O(5), H(4)P(2)O(6), and H(4)P(2)O(7) are...

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  16. The oxidation state of chrominium in the final product formed in the r...

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  17. Acidified K(2)Cr(2)O(7), solution turns green when Na(2)SO(3) is added...

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  18. In which of the following compounds, carbon exhibits a valency of four...

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  19. In the disproportionation 3HClO(3)rarrHClO(4)+Cl(2)+2O(2)+H(2)O the eq...

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  20. If the molecular mass of Na(2)S(2)O(3) and I(2) are M(1) and M(2) resp...

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