Question

In atom with 2k 8l 11m and 2n electrons no of electrons with m=0 and s=+1/2

Answer 1

Total number of electrons is 23

Electronic configuration is

1S2 ,2S2 ,2P6, 3S2 ,3P6, 4S2, 3D3

m=0 for 13 electrons

s=1/2 for 13 electrons