Question

Give the orbital and configuration of
(i) n=1, l=0, m=0, s=+I/2
(ii) n=2, l=1, m=0, S= -1/2

Answer 1

for 1st case orbital is 1st of s and configuration is 1s1

for 2nd case orbital is one from 3 p orbitals and configuration is 1s2 2s2 2p1


i hope it will help you
regards