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[Sc(H(2)O)(6)]^(3+) ion is...

`[Sc(H_(2)O)_(6)]^(3+)` ion is

A

Colourless and diamagnetic

B

Coloured and octahedral

C

Colourless and paramagnetic

D

Coloured and paramagnetic

Text Solution

Verified by Experts

The correct Answer is:
A
`""_21Sc = [Ar] 3d^1 4s^2`
`Sc^(3+) = [Ar] 3d^0 4s^0` no unpaired electrons in d sub shell, so it is diamagnetic and colourless.
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