STANDARDChemistry-Coordination Compounds
STANDARD Chemistry Electronic Configurations MCQ Question
Type: MCQ-conceptual-Medium-Class 12
Which one of the following ions exhibits d-d transition and paramagnetism as well?
A
CrO₄²⁻
B
Cr₂O₇²⁻
C
MnO₄⁻
D
MnO₄²⁻
Correct Answer
Option D
Detailed Explanation
In MnO₄²⁻, Mn⁶⁺ has one unpaired electron in the d-orbital, making it paramagnetic and allowing d-d transitions.
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