Structure Of Atom Ques 62

62. Number of unpaired electrons in $N^{2+}$ is 1

[1989]

$2$

$0$

$1$

(d) $34$

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Answer:

Correct Answer: 62.(c)

Solution:

  1. (c) $N(7)=1 s^{2} 2 s^{2} 2 p^{3}$

$N^{2+}=1 s^{2}, 2 s^{2} 2 p^{1}$

Unpaired electrons $=1$.