D-And F-Block Elements Ques 214

Question: The number of unpaired electrons in $ Z{{n}^{2+}} $ is

Options:

A) 2

B) 3

C) 4

D) 0

Show Answer

Answer:

Correct Answer: D

Solution:

$ Zn_{30}\to 3d^{10} $ , $ 4S^{2} $

$ Z{{n}^{+2}}\to 3d^{10} $ No unpaired electrons



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