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CGP EDU Academic Team
Published on: August 14, 2026
The metal ion (in gaseous state) with lowest spin-only magnetic moment value is
Text Solution
Verified by ExpertsThe correct answer is:
B
V 2+ : 1s 2 2s 2 2p 6 3s 2 3p 6 3d 3
(3d) (unpaired e - = 3)
Ni 2+ :1s 2 2s 2 2p 6 3s 2 3p 6 3d 8
(3d) (unpaired e = 2)
Cr 2+ : 1s 2 2s 2 2p 6 3s 2 3p 6 3d 4
(3d) (unpaired e - = 4)
Fe 2+ : 1s 2 2s 2 2p 6 3s 2 3p 6 3d 6
(3d) (unpaired e - =4)
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