alleryFor octahedral d6 with STRONG-field ligands (low-spin), number of unpaired electrons:
A2
B0
C6
D4
Answer & Solution
Correct answer: B. 0
Low-spin d⁶ in octahedral: t2g⁶ eg⁰.
All 6 electrons paired in t2g. 0 unpaired electrons. Diamagnetic.
**Example:** [Co(NH3)6]³⁺ low-spin d⁶.
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