Which has the highest number of unpaired electrons?
(A) \( \mathrm{Mn} \)
(B) \( \mathrm{Mn}^{5+...
Which has the highest number of unpaired electrons?
(A) \( \mathrm{Mn} \)
(B) \( \mathrm{Mn}^{5+} \)
(C) \( \mathrm{Mn}^{3+} \)
(D) \( \mathrm{Mn}^{4+} \)
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