Atomic Structure Question 382

Question: Number of electron having the quantum numbers $ n=4,,\ell =0,,s=-\frac{1}{2} $ in $ \text{Zn}^{+2} $ ion is/are:

Options:

1

0

2

5

Show Answer

Answer:

Correct Answer: B

Solution:

  • Electronic configuration of $ Zn^{2+} $ ion is $ 1s^{2}2s^{2} $

$ 2p^{6}3s^{2}3p^{6}3d^{10} $ so no electron in orbitals.



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