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A chemist measures the spin-only moment of Mn2+ (3d5). What value is expected?
A5.92 BM
B4.90 BM
C3.87 BM
D6.93 BM
Answer & Solution
Correct answer: A. 5.92 BM
Mn2+ has five unpaired electrons, and the square root of 5 x 7 = 35 is about 5.92 BM.
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