Periodic Table register

A list of the 118 elements of the periodic table

Periodic-Table Atomic Weight Name Symbol M.P B.P Density Earth Crust (%) Year Of Discovery Group Electron Configuration Ionisation Energy (Ev)
Atomic number (u) Name of the chemical element Chemical Symbol Melting point (°C) Boiling point (°C) (g/cm3) The year the element was first discovered Periodic table column (eV)
83 208.980 Bismuth Bi 271 1,560 9.75 ancient 15 [Xe] 4f14 5d10 6s2 6p3 7.29
84 209.000 Polonium Po 254 962 9.30 1898 16 [Xe] 4f14 5d10 6s2 6p4 8.42
85 210.000 Astatine At 302 337 0.00 1940 17 [Xe] 4f14 5d10 6s2 6p5 9.30
86 222.000 Radon Rn -71 -62 9.73 1900 18 [Xe] 4f14 5d10 6s2 6p6 10.75
87 223.000 Francium Fr 27 677 0.00 1939 1 [Rn] 7s1 4.07
88 226.000 Radium Ra 700 1,737 5.50 1898 2 [Rn] 7s2 5.28
89 227.000 Actinium Ac 1,050 3,200 10.07 1899 3 [Rn] 6d1 7s2 5.17
9 18.998 Fluorine F -220 -188 1.70 0.03 1886 17 [He] 2s2 2p5 17.42
90 232.038 Thorium Th 1,750 4,790 11.72 1829 102 [Rn] 6d2 7s2 6.31
91 231.036 Protactinium Pa 1,568 0 15.40 1913 102 [Rn] 5f2 6d1 7s2 5.89
92 238.029 Uranium U 1,132 3,818 18.95 1789 102 [Rn] 5f3 6d1 7s2 6.19
93 237.000 Neptunium Np 640 3,902 20.20 1940 102 [Rn] 5f4 6d1 7s2 6.27
94 244.000 Plutonium Pu 640 3,235 19.84 1940 102 [Rn] 5f6 7s2 6.03
95 243.000 Americium Am 994 2,607 13.67 1944 102 [Rn] 5f7 7s2 5.97
96 247.000 Curium Cm 1,340 0 13.50 1944 102 5.99
97 247.000 Berkelium Bk 986 0 14.78 1949 102 6.20
98 251.000 Californium Cf 900 0 15.10 1950 102 6.28
99 252.000 Einsteinium Es 860 0 0.00 1952 102 6.42
Read more: https://www.lenntech.com/periodic/number/atomic-number.htm#ixzz6BqrKqs3V