The number of unpaired electron in \[1{{s}^{2}},\,2{{s}^{2}}\,2{{p}^{3}}\]is
A) 2
B) 1
C) 3
D) 0
Correct Answer:
C
Solution :
The given configuration can be represented as. So, it is clear that the given substance has three unpaired electrons. Hence, the correct option is [c].