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Which of the following ions is coloured?...

Which of the following ions is coloured?

A

`Cu^(+)`

B

`Cu^(+2)`

C

`Ti^(+2)`

D

`V^(+3)`

Text Solution

Verified by Experts

The correct Answer is:
B
`Cu^(+2) , Ti^(+2), V^(+3)` has unpaired electrons in d-block can exhibit colour
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