A) \[M{{g}^{2+}}\]
B) \[T{{i}^{3+}}\]
C) \[{{V}^{3+}}\]
D) \[F{{e}^{2+}}\]
Correct Answer: D
Solution :
\[F{{e}^{2+}}\]has \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{6}}\] configuration with 4 unpaired electron.You need to login to perform this action.
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