1

H 1s^1

He 1s^2

2

Li [He]2s^1

Be [He]2s^2

B [He]2s^22p^1

C [He]2s^22p^2

N [He]2s^22p^3

O [He]2s^22p^4

F [He]2s^22p^5

Ne [He]2s^22p^6

3

Na [Ne]3s^1

Mg [Ne]3s^2

Al [Ne]3s^23p^1

Si [Ne]3s^23p^2

P [Ne]3s^23p^3

S [Ne]3s^23p^4

Cl [Ne]3s^23p^5

Ar [Ne]3s^23p^6

4

K [Ar]4s^1

Ca [Ar]4s^2

Sc [Ar]4s^23d^1

Ti [Ar]4s^23d^2

V [Ar]4s^23d^3

Cr [Ar] 4s^13d^5

Mn [Ar] 4s^23d^5

Fe [Ar] 4s^2 3d^6

Co [Ar] 4s^23d^7

Ni [Ar]4s^23d^8

Cu [Ar]4s^13d^10

Zn [Ar]4s^23d^10

Ga [Ar]4s^23d^104p^1

Ge [Ar]4s^23d^104p^2

As [Ar]4s^23d^104p^3

Se [Ar]4s^23d^104p^4

Br [Ar]4s^23d^104p^5

Kr [Ar]4s^23d^104p^6

5

Rb [Kr]5s^1

Sr [Kr]5s^2

Y [Kr]5s^24d^1

Zr [Kr]5s^24d^2

Nb [Kr]5s^14d^4

Mo [Kr] 5s^14d^5

Tc [Kr] 5s^24d^5

Ru [Kr] 5s^14d^7

Rh [Kr] 5s^14d^8

Pd [Kr] 4d^10

Ag [Kr]5s^14d^10

Cd [Kr]5s^24d^10

In [Kr]5s^24d^105p^1

Sn [Kr]5s^24d^105p^2

Sb [Kr]5s^24d^105p^3

Te [Kr]5s^24d^105p^4

I [Kr]5s^24d^105p^5

Xe [Kr]5s^24d^105p^6

6

55 Cs [Xe]6s^1

56 Ba [Xe]6s^2

57* La [Xe]6s^2 5d^1

72 Hf [Xe]6s^2 4f^14 5d^2

73 Ta [Xe]6s^2 4f^14 5d^3

74 W [Xe]6s^2 4f^14 5d^4

75 Re [Xe]6s^2 4f^14 5d^5

76 Os [Xe]6s^2 4f^14 5d^6

77 Ir [Xe]6s^2 4f^14 5d^7

78 Pt [Xe]6s^1 4f^14 5d^9

79 Au [Xe]6s^1 4f^14 5d^10

80 Hg [Xe]6s^2 4f^14 5d^10

81 Tl [Xe]6s^2 4f^145d^10 6p^1

82 Pb [Xe]6s^2 4f^145d^10 6p^2

83 Bi [Xe]6s^2 4f^145d^10 6p^3

84 Po [Xe]6s^2 4f^145d^10 6p^4

85 At [Xe]6s^2 4f^145d^10 6p^5

86 Rn [Xe]6s^2 4f^145d^10 6p^6

7

87 Fr [Rn]7s^1

88 Ra [Rn]7s^2

89* Ac [Rn]7s^2 6d^1

104 Rf [Rn]7s^25f^146d^2

105 Db [Rn]7s^25f^146d^3

106 Sg [Rn]7s^25f^146d^4

107 Bh [Rn]7s^25f^146d^5

108 Hs [Rn]7s^25f^146d^6

109 Mt [Rn]7s^25f^146d^7

110 Ds [Rn]7s^25f^146d^8

58 Ce [Xe]6s^2 4f^1 5d^1

59 Pr [Xe]6s^2 4f^3

60 Nd [Xe]6s^2 4f^4

61 Pm [Xe]6s^2 4f^5

62 Sm [Xe]6s^2 4f^6

63 Eu [Xe]6s^2 4f^7

64 Gd [Xe]6s^2 4f^7 5d^1

65 Tb [Xe]6s^2 4f^9

66 Dy [Xe]6s^2 4f^10

67 Ho [Xe]6s^2 4f^11

68 Er [Xe] 6s^2 4f^12

69 Tm [Xe] 6s^2 4f^13

70 Yb [Xe] 6s^2 4f^14

71 Lu [Xe] 6s^2 4f^14 5d^1

90 Th [Rn]7s^2 6d^2

91 Pa [Rn]7s^2 5f^2 6d^1

92 U [Rn]7s^2 5f^3 6d^1

93 Np [Rn]7s^2 5f^4 6d^1

94 Pu [Rn]7s^2 5f^6

95 Am [Rn]7s^2 5f^7

96 Cm [Rn]7s^2 5f^7 6d^1

97 Bk [Rn]7s^2 5f^9

98 Cf [Rn]7s^2 5f^10

99 Es [Rn]7s^2 5f^11

100 Fm [Rn] 7s^2 5f^12

101 Md [Rn] 7s^2 5f^13

102 No [Rn] 7s^2 5f^14

103 Lr [Rn] 7s^2 5f^14 6d^1

n s-block		n p-block
	(n-1) d-block
	(n-2) f-block