What is the spin-only magnetic moment of a divalent transition metal ion with electronic configuration in the high-spin state?
Answer and explanation
Correct answer: A.
- Step 1: In a high-spin ion, Hund's rule gives five orbitals populated as: .
- Step 2: The number of unpaired electrons is .
- Step 3: Spin-only formula: .
Answer
.
Why not the others: corresponds to ; corresponds to ; and corresponds to .
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