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Oxidation numbers of Mn in its compounds...

Oxidation numbers of Mn in its compounds `MnCl_(2),Mn(OH)_(3),MnO_(2)` and `KMnO_(4)` respectively are:-

A

`+2, +4, +7, +3`

B

`+2,+3,+4,+7`

C

`+7,+3,+2,+4`

D

`+7,+4,+3,+2`

Text Solution

Verified by Experts

The correct Answer is:
B
`MnCl_(2) rarr x + (-2)=0 rArr x = +2`
`Mn(OH)_(3)rarr x + (-3) = 0 rArr x= +3`
`MnO_(2) rarr x + (-4) = 0 rArr x = + 4`
`KMnO_(4) rarr +1+x+(-8)=0 rArr x = +7`
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