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The oxidation number of phosphorus in so...

The oxidation number of phosphorus in sodium hypophosphite is

A

`+3`

B

` +2`

C

`+1`

D

`-1`

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The correct Answer is:
C
The following Structure are
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AAKASH SERIES-REDOX REACTIONS-ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN)) (Straight Objective Type Questions)
  1. What are the oxidation numbers of 'N' in NH(4)NO(3)?

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  2. Iron has the lowest oxidation state in

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  3. The oxidation number of phosphorus in sodium hypophosphite is

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  4. PbS+4H(2)O(2)rarrPbSO(4)+4H(2)O. In this reaction PbS undergoes

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  5. MnO(2)+4HClrarrMnCl(2)+Cl(2)+2H(2)O, In the reaction MnO(2) acts as

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  6. In the reaction P(4)+3OH^(-)+3H(2)Orarr 3H(2)PO(2)^(-)+PH(3) phosp...

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  7. Among the following ion the one that cannot undergo disproportionation

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  8. The reaction is Decomposition but it's not redox reaction

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  9. Which of the following is redox reaction

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  10. Which of the following is metal displacement reaction

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  11. Which of the following is a redox reaction?

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  12. Which of the following is not an example of disproportionation reactio...

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  13. In the reaction 3Mg+N(2)rarrMg(3)N(2)

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  14. Which one of the halogn is prepared by only electrolysis method

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  15. Which of the following statement is correct for a galvanic cell?

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  16. In Cu - Zn cell

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  17. In a electrochemical cell

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  18. The electrode potential of an electrode is

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  19. Daniel cell is shown as

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  20. Which of the following metals will not react with solution of CuSO4 ?

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