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Arrange the following in the increasing ...

Arrange the following in the increasing order of oxidation state of Mn:
`(i) Mn^(2+) " " (ii) MnO_2 " " (iii) KMnO_4 " " (iv) K_2MnO_4`

A

` (i) gt (ii) gt (iii) gt (iv)`

B

` (i) lt (ii) lt (iv) lt (iii)`

C

`(ii) lt (iii) lt (i) lt (iv)`

D

`(iii) lt (i) lt (iv) lt (ii)`

Text Solution

Verified by Experts

The correct Answer is:
B
`underset((+2))(Mn^(2+)) lt underset((+4))( MnO_2) lt underset((+6))( MnO_4) lt underset(+7)( KMnO_4)`
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