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Byju's Answer
Standard IX
Chemistry
Electronic Configuration of D-Block Elements
The no. of un...
Question
The no. of unpaired
e
−
in ferrous ion is
A
5
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B
4
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C
3
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D
2
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Solution
The correct option is
B
4
F
e
2
+
⇒
3
d
6
4
s
∘
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