SPDF Periodic Table of Elements

Mendeleev's Table

1	H
Hydrogen
1.008
1
1s¹
1+0=1
1-0-1=0
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2	He
Helium
4.0026
2
1s²
1+0=1
1-0-1=0
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	Key:





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Z	Symbol
Name
atomic weight
shells
valence
Madelung n+l
Radial Nodes n‑l‑1
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3	Li
Lithium
6.94
2 1
2s¹
2+0=2
2-0-1=1
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4	Be
Berylium
9.0122
2 2
2s²
2+0=2
2-0-1=1
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5	B
Boron
10.81
2 3
2s² 2p¹
2+1=3
2-1-1=0
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6	C
Carbon
12.011
2 4
2s² 2p²
2+1=3
2-1-1=0
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7	N
Nitrogen
14.007
2 5
2s² 2p³
2+1=3
2-1-1=0
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7	O
Oxygen
15.999
2 6
2s² 2p⁴
2+1=3
2-1-1=0
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9	F
Fluorine
18.998
2 7
2s² 2p⁵
2+1=3
2-1-1=0
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10	Ne
Neon
20.180
2 8
2s² 2p⁶
2+1=3
2-1-1=0
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11	Na
Sodium
22.990
2 8 1
3s¹
3+0=3
3-0-1=2
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12	Mg
Magnesium
24.305
2 8 2
3s²
3+0=3
3-0-1=2
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13	Al
Aluminum
26.982
2 8 3
3s² 3p¹
3+1=4
3-1-1=1
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14	Si
Silicon
28.085
2 8 4
3s² 3p²
3+1=4
3-1-1=1
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15	P
Phosphorus
30.974
2 8 5
3s² 3p³
3+1=4
3-1-1=1
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16	S
Sulfur
32.06
2 8 6
3s² 3p⁴
3+1=4
3-1-1=1
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17	Cl
Chlorine
35.45
2 8 7
3s² 3p⁵
3+1=4
3-1-1=1
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18	Ar
Argon
39.948
2 8 8
3s² 3p⁶
3+1=4
3-1-1=1
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21	Sc
Scandium
44.956
2 8 9 2
3d¹4s²
3+2=5
3-2-1=0
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22	Ti
Titanium
47.867
2 8 10 2
3d²4s²
3+2=5
3-2-1=0
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23	V
Vanadium
50.942
2 8 11 2
3d³4s²
3+2=5
3-2-1=0
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24	Cr
Chromium
51.996
2 8 13 1
4s¹3d⁵
3+2=5
3-2-1=0
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25	Mn
Manganese
54.938
2 8 13 2
3d⁵4s²
3+2=5
3-2-1=0
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26	Fe
Iron
55.845
2 8 14 2
3d⁶4s²
3+2=5
3-2-1=0
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27	Co
Cobalt
58.933
2 8 15 2
3d⁷4s²
3+2=5
3-2-1=0
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28	Ni
Nickel
58.693
2 8 16 2
3d⁸4s²
3+2=5
3-2-1=0
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29	Cu
Copper
63.546
2 8 18 1
4s¹3d¹⁰
3+2=5
3-2-1=0
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30	Zn
Zinc
65.38
2 8 18 2
3d¹⁰4s²
3+2=5
3-2-1=0
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19	K
Potassium
39.098
2 8 8 1
4s¹
4+0=4
4-0-1=3
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20	Ca
Calcium
40.078
2 8 8 2
4s²
4+0=4
4-0-1=3
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31	Ga
Gallium
69.723
2 8 18 3
4s² 4p¹
4+1=5
4-1-1=2
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32	Ge
Germanium
72.630
2 8 18 4
4s² 4p²
4+1=5
4-1-1=2
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33	As
Arsenic
74.922
2 8 18 5
4s² 4p³
4+1=5
4-1-1=2
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34	Se
Selenium
78.971
2 8 18 6
4s² 4p⁴
4+1=5
4-1-1=2
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35	Br
Bromine
79.904
2 8 18 7
4s² 4p⁵
4+1=5
4-1-1=2
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36	Kr
Krypton
83.798
2 8 18 8
4s² 4p⁶
4+1=5
4-1-1=2
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39	Y
Yttrium
88.906
2 8 18 9 2
4d¹5s²
4+2=6
4-2-1=1
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40	Zr
Zirconium
91.224
2 8 18 10 2
4d²5s²
4+2=6
4-2-1=1
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41	Nb
Niobium
92.906
2 8 18 12 1
4d⁴5s¹
4+2=6
4-2-1=1
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42	Mo
Molybdenum
95.95
2 8 18 13 1
4d⁵5s¹
4+2=6
4-2-1=1
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43	Tc
Technetium
(97)
2 8 18 13 2
4d⁵5s²
4+2=6
4-2-1=1
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44	Ru
Ruthenium
101.07
2 8 18 15 1
4d⁷5s¹
4+2=6
4-2-1=1
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45	Rh
Rhodium
102.91
2 8 18 16 1
4d⁸5s¹
4+2=6
4-2-1=1
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46	Pd
Palladium
106.42
2 8 18 18
4d¹⁰
4+2=6
4-2-1=1
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47	Ag
Silver
107.87
2 8 18 18 1
4d¹⁰5s¹
4+2=6
4-2-1=1
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48	Cd
Cadmium
112.41
2 8 18 18 2
4d¹⁰5s²
4+2=6
4-2-1=1
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58	Ce
Cerium
140.12
2 8 18 19 9 2
4f¹5d¹6s²
4+3=7
4-3-1=0
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59	Pr
Praseodymium
140.91
2 8 18 21 8 2
4f³6s²
4+3=7
4-3-1=0
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60	Nd
Neodymium
144.24
2 8 18 22 8 2
4f⁴6s²
4+3=7
4-3-1=0
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61	Pm
Promethium
(145)
2 8 18 23 8 2
4f⁵6s²
4+3=7
4-3-1=0
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62	Sm
Samarium
150.36
2 8 18 24 8 2
4f⁶6s²
4+3=7
4-3-1=0
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63	Eu
Europium
151.96
2 8 18 25 8 2
4f⁷6s²
4+3=7
4-3-1=0
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64	Gd
Gadolinium
157.25
2 8 18 25 9 2
4f⁷5d¹6s²
4+3=7
4-3-1=0
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65	Tb
Terbium
158.93
2 8 18 27 8 2
4f⁹6s²
4+3=7
4-3-1=0
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66	Dy
Dysprosium
162.50
2 8 18 28 8 2
4f¹⁰6s²
4+3=7
4-3-1=0
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67	Ho
Holmium
164.93
2 8 18 29 8 2
4f¹¹6s²
4+3=7
4-3-1=0
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68	Er
Erbium
167.26
2 8 18 30 8 2
4f¹²6s²
4+3=7
4-3-1=0
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69	Tm
Thulium
168.93
2 8 18 32 8 1
4f¹³6s²
4+3=7
4-3-1=0
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70	Yb
Ytterbium
173.05
2 8 18 32 8 2
4f¹⁴6s²
4+3=7
4-3-1=0
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71	Lu
Lutetium
174.97
2 8 18 32 9 2
4f¹⁴5d¹6s²
4+3=7
4-3-1=0
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37	Rb
Rubidium
85.468
2 8 18 8 1
5s¹
5+0=5
5-0-1=4
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38	Sr
Strontium
87.62
2 8 18 8 2
5s²
5+0=5
5-0-1=4
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49	In
Indium
114.82
2 8 18 18 3
5s² 5p¹
5+1=6
5-1-1=3
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50	Sn
Tin
118.71
2 8 18 18 4
5s² 5p²
5+1=6
5-1-1=3
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51	Sb
Antimony
121.76
2 8 18 18 5
5s² 5p³
5+1=6
5-1-1=3
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52	Te
Tellurium
127.60
2 8 18 18 6
5s² 5p⁴
5+1=6
5-1-1=3
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53	I
Iodine
126.90
2 8 18 18 7
5s² 5p⁵
5+1=6
5-1-1=3
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54	Xe
Xenon
131.29
2 8 18 18 8
5s² 5p⁶
5+1=6
5-1-1=3
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57	La
Lanthanum
138.91
2 8 18 18 9 2
5d¹6s²
5+2=7
5-2-1=2
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72	Hf
Hafnium
178.49
2 8 18 32 10 2
5d²6s²
5+2=7
5-2-1=2
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73	Ta
Tantalum
180.95
2 8 18 32 11 2
5d³6s²
5+2=7
5-2-1=2
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74	W
Tungsten
183.84
2 8 18 32 12 2
5d⁴6s²
5+2=7
5-2-1=2
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75	Re
Rhenium
186.21
2 8 18 32 13 2
5d⁵6s²
5+2=7
5-2-1=2
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76	Os
Osmium
190.23
2 8 18 32 14 2
5d⁶6s²
5+2=7
5-2-1=2
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77	Ir
Iridium
192.22
2 8 18 32 15 2
5d⁷6s²
5+2=7
5-2-1=2
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78	Pt
Platinum
195.08
2 8 18 32 17 1
5d⁹6s¹
5+2=7
5-2-1=2
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79	Au
Gold
196.97
2 8 18 32 18 1
5d¹⁰6s¹
5+2=7
5-2-1=2
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80	Hg
Mercury
200.59
2 8 18 32 18 2
5d¹⁰6s²
5+2=7
5-2-1=2
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90	Th
Thorium
232.04
2 8 18 32 18 10 2
5f⁰6d²7s²
5+3=8
5-3-1=1
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91	Pa
Protactinium
231.04
2 8 18 32 20 9 2
5f²6d¹7s²
5+3=8
5-3-1=1
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92	U
Uranium
238.03
2 8 18 32 21 9 2
5f³6d¹7s²
5+3=8
5-3-1=1
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93	Np
Neptunium
(237)
2 8 18 32 22 9 2
5f⁴6d¹7s²
5+3=8
5-3-1=1
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94	Pu
Plutonium
(244)
2 8 18 32 24 8 2
5f⁶7s²
5+3=8
5-3-1=1
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95	Am
Americium
(243)
2 8 18 32 25 8 2
5f⁷7s²
5+3=8
5-3-1=1
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96	Cm
Curium
(247)
2 8 18 32 25 9 2
5f⁷6d¹7s²
5+3=8
5-3-1=1
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97	Bk
Berkelium
(247)
2 8 18 32 27 8 2
5f⁹7s²
5+3=8
5-3-1=1
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98	Cf
Californium
(251)
2 8 18 32 28 8 2
5f¹⁰7s²
5+3=8
5-3-1=1
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99	Es
Einsteinium
(252)
2 8 18 32 29 8 2
5f¹¹7s²
5+3=8
5-3-1=1
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100	Fm
Fermium
(257)
2 8 18 32 30 8 2
5f¹²7s²
5+3=8
5-3-1=1
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101	Md
Mendelevium
(258)
2 8 18 32 31 8 2
5f¹³7s²
5+3=8
5-3-1=1
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102	No
Nobelium
(259)
2 8 18 32 32 8 2
5f¹⁴7s²
5+3=8
5-3-1=1
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103	Lr
Lawrencium
(266)
2 8 18 32 32 8 3
5f¹⁴7s²7p¹
5+3=8
5-3-1=1
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55	Cs
Cesium
132.915
2 8 18 18 8 1
6s¹
6+0=6
6-0-1=5
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56	Ba
Barium
137.33
2 8 18 18 8 2
6s²
6+0=6
6-0-1=5
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81	Tl
Thallium
204.38
2 8 18 32 18 3
6s² 6p¹
6+1=7
6-1-1=4
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82	Pb
Lead
207.2
2 8 18 32 18 4
6s² 6p²
6+1=7
6-1-1=4
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83	Bi
Bismuth
208.98
2 8 18 32 18 5
6s² 6p³
6+1=7
6-1-1=4
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84	Po
Polonium
(909)
2 8 18 32 18 6
6s² 6p⁴
6+1=7
6-1-1=4
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85	At
Astatine
(910)
2 8 18 32 18 7
6s² 6p⁵
6+1=7
6-1-1=4
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86	Rn
Radon
(222)
2 8 18 32 18 8
6s² 6p⁶
6+1=7
6-1-1=4
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89	Ac
Actinium
(227)
2 8 18 32 18 9 2
6d¹7s²
6+2=8
6-2-1=3
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104	Rf
Rutherfordium
(267)
2 8 18 32 32 10 2
6d²7s²
6+2=8
6-2-1=3
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105	Db
Dubnium
(268)
2 8 18 32 32 11 2
6d³7s²
6+2=8
6-2-1=3
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106	Sg
Seaborgium
(269)
2 8 18 32 32 12 2
6d⁴7s²
6+2=8
6-2-1=3
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107	Bh
Bohrium
(270)
2 8 18 32 32 13 2
6d⁵7s²
6+2=8
6-2-1=3
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108	Hs
Hassium
(269)
2 8 18 32 32 14 2
6d⁶7s²
6+2=8
6-2-1=3
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109	Mt
Meitnerium
(278)
2 8 18 32 32 15 2
6d⁷7s²
6+2=8
6-2-1=3
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110	Ds
Darmstadtium
(281)
2 8 18 32 32 17 1
6d⁹7s¹
6+2=8
6-2-1=3
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111	Rg
Roentgenium
(282)
2 8 18 32 32 17 2
6d¹⁰7s¹
6+2=8
6-2-1=3
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112	Cn
Copernicium
(285)
2 8 18 32 32 18 2
6d¹⁰7s²
6+2=8
6-2-1=3
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87	Fr
Francium
(223)
2 8 18 32 18 8 1
7s¹
7+0=7
7-0-1=6
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88	Ra
Radium
(226)
2 8 18 32 18 8 2
7s²
7+0=7
7-0-1=6
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113	Nh
Nihonium
(286)
2 8 18 32 32 18 3
7s² 7p¹
7+1=8
7-1-1=5
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114	Fl
Flerovium
(289)
2 8 18 32 32 18 4
7s² 7p²
7+1=8
7-1-1=5
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115	Mc
Moscovium
(289)
2 8 18 32 32 18 5
7s² 7p³
7+1=8
7-1-1=5
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116	Lv
Livermorium
(293)
2 8 18 32 32 18 6
7s² 7p⁴
7+1=8
7-1-1=5
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117	Ts
Tennessine
(294)
2 8 18 32 32 18 7
7s² 7p⁵
7+1=8
7-1-1=5
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118	Og
Oganesson
(294)
2 8 18 32 32 18 8
7s² 7p⁶
7+1=8
7-1-1=5
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119	Uue
Ununennium

2 8 18 32 32 18 8 1
8s¹
8+0=8
8-0-1=7
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120	Ubn
Unbinilium

2 8 18 32 32 18 8 2
8s²
8+0=8
8-0-1=7
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The definitive Periodic Tables are still the Stowe-Janet-Scerri Periodic Table of Elements and Janet's Left Step Periodic Table of Elements.