MCQ
Following Hund’s rule which element contains six unpaired electron
- A$Fe$
- B$Co$
- C$Ni$
- ✓$Cr$
✓
Answer
Correct option: D.
$Cr$
d
(d) Electronic configuration of the $C{r_{24}}$ is $[Ar]\,4{s^1}3{d^5}$ or
(d) Electronic configuration of the $C{r_{24}}$ is $[Ar]\,4{s^1}3{d^5}$ or
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