pa answer ung tama.
nonsense answer will be reported.

Explanation:
1.[Ar] 3d¹⁰ 4s² 4p²
2.[Xe] 6s1
3.[Xe] 4f14 5d7 6s2
4.[Ar] 3d² 4s²
5.[Kr] 4d10 5s2 5p3