A) 3.87 BM
B) 4.89 BM
C) 5.91 BM
D) 6.92 BM
Correct Answer: C
Solution :
\[F{{e}^{3+}}=\left[ _{18}Ar \right]\,4{{s}^{0}}\,3{{d}^{5}}\] \[n=5\] \[\mu \,\,=\,\,\sqrt{5\,\,(5+2)}\,\,=\,\,\sqrt{35}\,\,=\,\,5.91\,\,BM\]You need to login to perform this action.
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