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The value of x in the partial redox equa...

The value of `x` in the partial redox equation
`MnO_(4)^(-)+8H^(+)+xe hArr Mn^(2+)+4H_(2)O` is

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Verified by Experts

The correct Answer is:
5
Total charge of `L.H.S ="Total chage on" R.H.S`
` (-1)+8(-n)=+2`
or `n=5`
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P BAHADUR-REDOX REACTIONS-Exercise (6) Integer answer type problems
  1. Find the oxidation number of Mn in the product of alkaline oxidative f...

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  2. 1 mole each of FeC(2)O(4) and FeSO(4) is oxidised Calculate by 1M KMnO...

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  3. The value of x in the partial redox equation MnO(4)^(-)+8H^(+)+xe hA...

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  4. The equivalent weight of KMnO(4) in (a) neutral medium, (b) acidic med...

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  5. Calculate the oxidation numbers of Cr in K(3)CrO(8):

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  6. 2Mn(2)O(7)rarr4MnO(2)+3O(2) ( if M is m ol.wt. of Mn(2)O(7)). Find the...

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  7. One mole of N(2)H(4) loses ten moles of electrons to form a new compou...

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

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  9. If K(2)Cr(2)O(7) is source of Cr(2)O(7)^(2-), what is the normality of...

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  10. A 1.10 g sample of copper ore is dissolved and the Cu^(2+) of is treat...

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  11. For the reaction M^(x+)+MnO(4)^(ө)rarrMO(3)^(ө)+Mn^(2+)+(1//2)O(2) ...

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  12. Calculate the number of moles of Sn^(2+) ion oxidise by 1 mole of K(2)...

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  13. In the equation NO(2)^(ө)+H(2)OrarrNO(3)^(ө)+2H^(o+)+n e- n stands...

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  14. On combustion of CH(4) to CO(2) and H(2), the oxidation number of carb...

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  15. Ammonium vanadate on theating with oxalic acid forms a compound (Z). A...

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  16. Find the numbers of moles of As(2)S(3) required to reduce 56 moles of ...

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  17. Among the following , the number of elements showing only one non-zero...

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  18. The difference in the oxidation numbers of two types of sulphul atoms ...

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