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Question
The spin only magnetic moment of Mn2+ ion is ______.
Options
4.901 BM
5.916 BM
3.873 BM
2.846 BM
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Solution
The spin only magnetic moment of Mn2+ ion is 5.916 BM.
Explanation:
\[\ce{mn -> 3d^{5} 45^{2}}\]
\[\ce{mn^{+2} -> 3d^{5}}\]
μ = `sqrt(n(n + 2))`
μ = `sqrt(5(5 + 2))`
μ = 5.916 BM
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