Question

The purple colour of KMnO₄ is due to the transition

• A. C.T. (L → M)
• B. C.T. (M → L)
• C. d → d
• D. p → d

Hint:

The purple color in KMnO₄ is due to the d → d transition in Mn⁷⁺.

Answer 1

The Correct Option is C

Step 1: Explanation of color origin.
The purple color of KMnO₄ arises due to the d → d transition in the Mn⁷⁺ ion.

Step 2: Conclusion.
Thus, the correct answer is option (C).

Final Answer: \[ \boxed{\text{(C) d → d}} \]