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What is the equivalent mass of IO4^(-) ...

What is the equivalent mass of ` IO_4^(-)` when it is converted into `I_2` in acid medium ?

A

`(M)/(6)`

B

`(M)/(7)`

C

`(M)/(5)`

D

`(M)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
B
`IO_(4)^(+7) rarr I_(2)^(0)`
`n_(f)= 7`
Equivalent weight `= ("Molecular weight")/(n_(f))= (M)/(7)`
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