Published by:
CGP EDU Academic Team
Published on: August 12, 2026
Choose the correct configuration and unpaired electron count for 
:
A
unpaired
B
unpaired C
unpaired
D
unpaired
Text Solution
Verified by ExpertsThe correct answer is:
A
In 
, Co is 
.
Tetrahedral with weak-field 
high spin. Filling lower e then 
:
, giving 3 unpaired electrons.
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