The colour of KMnO_4 is due to: [where M → metal, L → ligand]

JEE Main 2015 Chemistry question

The colour of is due to: [where M → metal, L → ligand]

Answer: (4)

Manganese is in the +7 state in , a configuration, so there are no d electrons and a d–d transition is impossible. The intense purple

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Question ID VK-115185