Transition and InnerTransition Elements - Result Question 39
39. How many unpaired electrons are present in $\mathrm{Ni}^{2+}$ ?
(1981, 1M)
(a) 0
(b) 2
(c) 4
(d) 8
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Answer:
Correct Answer: 39. (b)
Solution: The valence shell electronic configuration of $\mathrm{Ni}^{2+}$ is :