The colour of \( \mathrm{KMnO}_{4} \) is due to (a) \( \mathrm{M} \rightarrow \mathrm{L} \) char...

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The colour of \( \mathrm{KMnO}_{4} \) is due to
(a) \( \mathrm{M} \rightarrow \mathrm{L} \) charge transfer transition
(b) \( \mathrm{d}-\mathrm{d} \) transition
(c) \( \mathrm{L} \rightarrow \mathrm{M} \) charge transfer transition
(d) \( \sigma-\sigma^{*} \) transition
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