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Which pair of compounds is expected to s...

Which pair of compounds is expected to show similar colour in aqueous medium?

A

`FeCl_(2)` and `CuCl_(2)`

B

`VOCl_(2)` and `CuCl_(2)`

C

`VOCl_(2)` and `FeCl_(2)`

D

`FeCl_(2) ` and `MnCl_(2)`

Text Solution

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The correct Answer is:
B
Colour of transition metal ion salt s due to d-d transition of unpaired electrons of d- orbital . Metal ion salt having similar number of unpaired electrons in d- orbitals shows similar colour in aqueous medium.

Number of unpaired electrons `=1`
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