Elements

My Periodic Table

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Groups (sorted by Atomic Number):
1 2 *Lathanides *Actinides 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
Period (sorted by Atomic Number):
Period 1 Period 2 Period 3 Period 4 Period 5 Period 6 Period 7
Atomic NumberSymbolNameAtomic WeightState @ STPElectron ConfigWeb InfoBasic Data
55 Cs Cesium 132.905 solid [Xe] 6s1 Cesium Cesium
56 Ba Barium 137.330 solid [Xe] 6s2 Barium Barium
57 La Lanthanum 138.906 solid [Xe] 5d1 6s2 Lanthanum Lanthanum
58 Ce Cerium 140.120 solid [Xe] 4f1 5d1 6s2 Cerium Cerium
59 Pr Praseodymium 140.908 solid [Xe] 4f3 6s2 Praseodymium Praseodymium
60 Nd Neodymium 144.240 solid [Xe] 4f4 6s2 Neodymium Neodymium
61 Pm Promethium 145.000 solid [Xe] 4f5 6s2 Promethium Promethium
62 Sm Samarium 150.360 solid [Xe] 4f6 6s2 Samarium Samarium
63 Eu Europium 151.965 solid [Xe] 4f7 6s2 Europium Europium
64 Gd Gadolinium 157.250 solid [Xe] 4f7 5d1 6s2 Gadolinium Gadolinium
65 Tb Terbium 158.925 solid [Xe] 4f9 6s2 Terbium Terbium
66 Dy Dysprosium 162.500 solid [Xe] 4f10 6s2 Dysprosium Dysprosium
67 Ho Holmium 164.930 solid [Xe] 4f11 6s2 Holmium Holmium
68 Er Erbium 167.260 solid [Xe] 4f12 6s2 Erbium Erbium
69 Tm Thulium 168.934 solid [Xe] 4f13 6s2 Thulium Thulium
70 Yb Ytterbium 173.040 solid [Xe] 4f14 6s2 Ytterbium Ytterbium
71 Lu Lutetium 174.967 solid [Xe] 4f14 5d1 6s2 Lutetium Lutetium
72 Hf Hafnium 178.490 solid [Xe] 4f14 5d2 6s2 Hafnium Hafnium
73 Ta Tantalum 180.948 solid [Xe] 4f14 5d3 6s2 Tantalum Tantalum
74 W Tungsten 183.850 solid [Xe] 4f14 5d4 6s2 Tungsten Tungsten
75 Re Rhenium 186.207 solid [Xe] 4f14 5d5 6s2 Rhenium Rhenium
76 Os Osmium 190.200 solid [Xe] 4f14 5d6 6s2 Osmium Osmium
77 Ir Iridium 192.220 solid [Xe] 4f14 5d7 6s2 Iridium Iridium
78 Pt Platinum 195.080 solid [Xe] 4f14 5d9 6s1 Platinum Platinum
79 Au Gold 196.967 solid [Xe] 4f14 5d10 6s1 Gold Gold
80 Hg Mercury 200.590 liquid [Xe] 4f14 5d10 6s2 Mercury Mercury
81 Tl Thallium 204.383 solid [Xe] 4f14 5d10 6s2 p1 Thallium Thallium
82 Pb Lead 207.200 solid [Xe] 4f14 5d10 6s2 p2 Lead Lead
83 Bi Bismuth 208.980 solid [Xe] 4f14 5d10 6s2 p3 Bismuth Bismuth
84 Po Polonium 209.000 solid [Xe] 4f14 5d10 6s2 p4 Polonium Polonium
85 At Astatine 210.000 solid [Xe] 4f14 5d10 6s2 p5 Astatine Astatine
86 Rn Radon 222.000 gas [Xe] 4f14 5d10 6s2 p6 Radon Radon

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