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When KMnO(4) is reduced with oxalic acid...

When `KMnO_(4)` is reduced with oxalic acid in acidic solution, the oxidation number of `Mn` changes from

A

7 to 4

B

6 to 4

C

7 to 2

D

4 to 2

Text Solution

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The correct Answer is:
C
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On reduction of KMnO_(4) by oxalic acid in acidic medium, the oxidation number of Mn. What is the magnitude of is change?

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  2. The number of moles of KMnO(4) reduced by 1 "mol of" KI in alkaline me...

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  3. When KMnO(4) is reduced with oxalic acid in acidic solution, the oxida...

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  7. Solution of MnO(4)^(-) is purple-coloured due to :

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  8. Potassium permanganate is used.

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  9. Which of the following is Baeyer's reagent ?

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  11. The atomic number of Gadolinium (Gd) is 64. The CORRECT electronic con...

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  14. Which is the oxidation state generally found in lanthanides?

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  15. Which one of the following lanthanide ions does NOT exhibit paramagnet...

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  16. Which of the following lanthanoids ions is diamagnetic?

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  17. What is the general molecular formula of the products obtained on heat...

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