A) 3
B) 2
C) 4
D) 5
Correct Answer: C
Solution :
\[-\]Ous with the name of iron shows that it is in +2 oxidation state. \[F{{e}^{2+}}=[Ar]\,3{{d}^{6}},4{{s}^{0}}\]You need to login to perform this action.
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