Give the set of four quantum numbers that represent the indicated electron in each of the following elements.
Mg (7th electron)
(i) 1s22s22p63s23p64s23d104p65s1
(ii) 1s22s22p63s23p5
(iii) 1s22s22p63s23p64s23d8
(iv) 1s22s22p63s23p64s23d104p6
(v) 1s22s22p43s1
Which represents the ground state electron configuration for a halogen?