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The number of mole of oxalate ions oxidi...

The number of mole of oxalate ions oxidised by one mole of `MnO_4^(-)` is

A

`1//5`

B

`2//5`

C

`5//2`

D

`5`

Text Solution

Verified by Experts

The correct Answer is:
A
`overset(+7)(MnO_4^(-))overset((5))rarrMn^(2+),overset(+3)(C_2)O_4^(2-)overset((2))rarr2overset(+4)(CO_2)`
`1/5` moles `MnO_(4)^(-)-=1/2` moles `C_(2)O_(4)^(2-)`
1 mol ........ ? `=5/2`
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