Ti(H2O)6]3+ is coloured while [Sc(H2O)6]3+ is colourless. Why ?

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asked Dec 29, 2017 in Chemistry by sforrest072 (157,439 points) 61 410 949

[Ti(H2O)6]3+ is coloured while [Sc(H2O)6]3+ is colourless. Why ?

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answered Dec 29, 2017 by mdsamim (213,225 points) 5 10 15
selected Dec 29, 2017 by sforrest072
 
Best answer

[Ti(H2O)6]3+ : In this core Ti+3 has one unpaired e- while Sc+3 does not has any
unpaired electron.

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