Sum of all quantum number of monovalent lithium is `(Li^(+))`

Options

A. 1
B. `(3)/(2)`
C. `(5)/(2)`
D. 2

Answer

B

Explanation

`Li^(+) rarr1s^(2)`
`n = 1 " "l = 0, m = 0, s=+(1)/(2)//-(1)/(2)`
`1+0+0+(1)/(2)=(3)/(2)`