User:DePiep/elconfig

Electron configurations of the group 3 elements
Z	Element	Electron configuration
21	scandium	2, 8, 9, 2 [Ar]3d¹4s²
39	yttrium	2, 8, 18, 9, 2 [Kr]4d¹5s²
71	lutetium	2, 8, 18, 32, 9, 2 [Xe]4f¹⁴5d¹6s²
103	lawrencium	2, 8, 18, 32, 32, 8, 3 [Rn]5f¹⁴6d⁰7s²7p¹

More tabular

To consider: color font red when electron is irregular (wrt Aufbau?).
Is there a convention to mark "completed"? (in the big table below, we use grey font; nice).


Electron configurations of the group 3 elements
Z	Element	PQR	QYZ
21	Sc, scandium	2, 8, 9, 2	[Ar] 3d¹ 4s²
39	Y, yttrium	2, 8, 18, 9, 2	[Kr] 4d¹ 5s²
71	Lu, lutetium	2, 8, 18, 32, 9, 2	[Xe] 4f¹⁴ 5d¹ 6s²
103	Lr, lawrencium	2, 8, 18, 32, 32, 8, 3	[Rn] 5f¹⁴ 6d⁰ 7s² 7p¹

Table

Group:

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

1s:

1
H
1

2
He
2

[He]
2s:
2p:

3
Li
1
-

4
Be
2
-

5
B
2
1

6
C
2
2

7
N
2
3

8
O
2
4

9
F
2
5

10
Ne
2
6

[Ne]
3s:
3p:

11
Na
1
-

12
Mg
2
-

13
Al
2
1

14
Si
2
2

15
P
2
3

16
S
2
4

17
Cl
2
5

18
Ar
2
6

[Ar]
4s:
3d:
4p:

19
K
1
-
-

20
Ca
2
-
-

21
Sc
2
1
-

22
Ti
2
2
-

23
V
2
3
-

24
Cr
1
5
-

25
Mn
2
5
-

26
Fe
2
6
-

27
Co
2
7
-

28
Ni
2
8
-

29
Cu
1
10
-

30
Zn
2
10
-

31
Ga
2
10
1

32
Ge
2
10
2

33
As
2
10
3

34
Se
2
10
4

35
Br
2
10
5

36
Kr
2
10
6

[Kr]
5s:
4d:
5p:

37
Rb
1
-
-

38
Sr
2
-
-

39
Y
2
1
-

40
Zr
2
2
-

41
Nb
1
4
-

42
Mo
1
5
-

43
Tc
2
5
-

44
Ru
1
7
-

45
Rh
1
8
-

46
Pd
-
10
-

47
Ag
1
10
-

48
Cd
2
10
-

49
In
2
10
1

50
Sn
2
10
2

51
Sb
2
10
3

52
Te
2
10
4

53
I
2
10
5

54
Xe
2
10
6

[Xe]
6s:
4f:
5d:
6p:

55
Cs
1
-
-
-

56
Ba
2
-
-
-

57
La
2
-
1
-

58
Ce
2
1
1
-

59
Pr
2
3
-
-

60
Nd
2
4
-
-

61
Pm
2
5
-
-

62
Sm
2
6
-
-

63
Eu
2
7
-
-

64
Gd
2
7
1
-

65
Tb
2
9
-
-

66
Dy
2
10
-
-

67
Ho
2
11
-
-

68
Er
2
12
-
-

69
Tm
2
13
-
-

70
Yb
2
14
-
-

71
Lu
2
14
1
-

72
Hf
2
14
2
-

73
Ta
2
14
3
-

74
W
2
14
4
-

75
Re
2
14
5
-

76
Os
2
14
6
-

77
Ir
2
14
7
-

78
Pt
1
14
9
-

79
Au
1
14
10
-

80
Hg
2
14
10
-

81
Tl
2
14
10
1

82
Pb
2
14
10
2

83
Bi
2
14
10
3

84
Po
2
14
10
4

85
At
2
14
10
5

86
Rn
2
14
10
6

[Rn]
7s:
5f:
6d:
7p:

87
Fr
1
-
-
-

88
Ra
2
-
-
-

89
Ac
2
-
1
-

90
Th
2
-
2
-

91
Pa
2
2
1
-

92
U
2
3
1
-

93
Np
2
4
1
-

94
Pu
2
6
-
-

95
Am
2
7
-
-

96
Cm
2
7
1
-

97
Bk
2
9
-
-

98
Cf
2
10
-
-

99
Es
2
11
-
-

100
Fm
2
12
-
-

101
Md
2
13
-
-

102
No
2
14
-
-

103
Lr
2
14
-
1

104
Rf
2
14
2
-

105
Db
2
14
3
-

106
Sg
2
14
4
-

107
Bh
2
14
5
-

108
Hs
2
14
6
-

109
Mt
2
14
7
-

110
Ds
2
14
8
-

111
Rg
2
14
9
-

112
Cn
2
14
10
-

113
Nh
2
14
10
1

114
Fl
2
14
10
2

115
Mc
2
14
10
3

116
Lv
2
14
10
4

117
Ts
2
14
10
5

118
Og
2
14
10
6