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MnO(2)+4HClrarrMnCl(2)+Cl(2)+2H(2)O, In ...

`MnO_(2)+4HClrarrMnCl_(2)+Cl_(2)+2H_(2)O`, In the reaction `MnO_(2)` acts as 

A

oxidant

B

reductant

C

both

D

can.t be predicted In the reaction P, + 3OH- + 3H,0 + 3H,PO, + PH, phosphorus is undergoing 1) oxidation

Text Solution

Verified by Experts

The correct Answer is:
A
`overset(-1)(HCl)rarroverset(0)(Cl_2)implies` oxidation
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AAKASH SERIES-REDOX REACTIONS-ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN)) (Straight Objective Type Questions)
  1. The oxidation number of phosphorus in sodium hypophosphite is

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

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

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

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

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

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  7. Which of the following is redox reaction

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  8. Which of the following is metal displacement reaction

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  9. Which of the following is a redox reaction?

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

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

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

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

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  14. In Cu - Zn cell

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  15. In a electrochemical cell

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  16. The electrode potential of an electrode is

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  17. Daniel cell is shown as

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

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  19. Equal quantities of zinc are separately treated with caustic soda solu...

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  20. The oxidation number of ..V.. in Rb(4) Na[HV(10)O(28)] is

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