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If three electrons are lost by Mn^(3+), ...

If three electrons are lost by `Mn^(3+)`, its final oxidation state would be

A

0

B

`+6`

C

`+2`

D

`+4`

Text Solution

Verified by Experts

The correct Answer is:
B
`Mn^(+3) overset(-3e)rarrMn^(+6)`
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AAKASH SERIES-REDOX REACTIONS-ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN)) (Straight Objective Type Questions)
  1. If three electrons are lost by Mn^(3+), its final oxidation state woul...

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  2. Oxidation number and Covalency of sulphur in S(8) molecule are respect...

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  3. The oxidation number of Cr is CrO(5) is

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  4. Oxidation number of iron in Na(2)[Fe(CN)(5)NO]

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  5. Sum of the oxidation numbers of carbon in acetaldehyde is

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  6. Oxidation number of sulphur in oleum (H(2)S(2)O(7)) is

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  7. The compound formed in the brown ring test has the formula [Fe(H(2)O)(...

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  8. In the reaction of chlorine with dry slaked lime, the oxidation number...

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  9. Oxidation numbers of sodium, mercury in sodium amalgam are

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  10. Chlorine is passed into dilute cold KOH solution. What are the oxidati...

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  11. What is the oxidation number of sulphur in Na(2)S(4)O(6)?

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  12. The oxidation number of nitrogen in NCI(3) is

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  13. What are the oxidation numbers of 'N' in NH(4)NO(3)?

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  14. Iron has the lowest oxidation state in

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  15. The oxidation number of phosphorus in sodium hypophosphite is

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

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

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

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

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

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