Structure Of Atom Question 6
Question 6 - 2024 (27 Jan Shift 1)
The number of electrons present in all the completely filled subshells having $\mathrm{n}=4$ and $\mathrm{s}=+\frac{1}{2}$ is (Where $\mathrm{n}=$ principal quantum number and $\mathrm{s}=\operatorname{spin}$ quantum number)
Show Answer
Answer (16)
Solution
$\mathrm{n}=4$ can have,
| $\mathbf{4 s}$ | $\mathbf{4 p}$ | $\mathbf{4 d}$ | $\mathbf{4 f}$ | |
|---|---|---|---|---|
| Total e | 2 | 6 | 10 | 14 |
| Total e- with S $=+\frac{1}{2}$ | 1 | 3 | 5 | 7 |
So, Ans. 16
