Answer to Question #145147 in General Chemistry for rifat ahmed

Question

Analyze electronic configurations of all possible ions of Z = 21 to 30 atoms
and discover which atoms are transition metals and which are not.

Answer 1

21. [Ar] 3d¹ 4s²

22. [Ar] 3d² 4s¹

23. [Ar] 3d³ 4s²

24. [Ar] 3d⁵ 4s¹

25. [Ar] 3d⁵ 4s²

26. [Ar] 3d⁶ 4s²

27. [Ar] 3d⁷ 4s²

28. [Ar] 3d⁸ 4s²

29. [Ar] 3d¹⁰ 4s¹

30. [Ar] 3d¹⁰ 4s²

All of these are transition metals