The purple colour of `KMnO_4` is due to
The purple colour of `KMnO_4` is due to
A. d - d transition
B. charge transfer transition
C. f - f transition
D. d - f transition
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Correct Answer - A
Colour is due to presence of unpaired `e^-` in 3d orbitals of Mn the leading to d-d transition giving colour.
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