BirDt/open-heavens
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Electrical conducitivities

Browse source
This commit is contained in:
BirDt_ 2025-12-23 09:38:12 +08:00
parent 758280ab33
commit 322a533ce9
1 changed files with 119 additions and 119 deletions
Download patch file Download diff file Expand all files Collapse all files

238
periodic_table_of_elements.csv
View file

@ -1,119 +1,119 @@
AtomicNumber,Element,Symbol,AtomicMass,NumberofNeutrons,NumberofProtons,NumberofElectrons,Period,Group,Phase,Radioactive,Natural,Metal,Nonmetal,Metalloid,Type,AtomicRadius,Electronegativity,FirstIonization,Density,MeltingPoint,BoilingPoint,NumberOfIsotopes,Discoverer,Year,SpecificHeat,NumberofShells,NumberofValence
1,Hydrogen,H,1.007,0,1,1,1,1,gas,,yes,,yes,,Nonmetal,0.79,2.2,13.5984,8.99E-05,14.175,20.28,3,Cavendish,1766,14.304,1,1
2,Helium,He,4.002,2,2,2,1,18,gas,,yes,,yes,,Noble Gas,0.49,,24.5874,1.79E-04,,4.22,5,Janssen,1868,5.193,1,
3,Lithium,Li,6.941,4,3,3,2,1,solid,,yes,yes,,,Alkali Metal,2.1,0.98,5.3917,5.34E-01,453.85,1615,5,Arfvedson,1817,3.582,2,1
4,Beryllium,Be,9.012,5,4,4,2,2,solid,,yes,yes,,,Alkaline Earth Metal,1.4,1.57,9.3227,1.85E+00,1560.15,2742,6,Vaulquelin,1798,1.825,2,2
5,Boron,B,10.811,6,5,5,2,13,solid,,yes,,,yes,Metalloid,1.2,2.04,8.298,2.34E+00,2573.15,4200,6,Gay-Lussac,1808,1.026,2,3
6,Carbon,C,12.011,6,6,6,2,14,solid,,yes,,yes,,Nonmetal,0.91,2.55,11.2603,2.27E+00,3948.15,4300,7,Prehistoric,,0.709,2,4
7,Nitrogen,N,14.007,7,7,7,2,15,gas,,yes,,yes,,Nonmetal,0.75,3.04,14.5341,1.25E-03,63.29,77.36,8,Rutherford,1772,1.04,2,5
8,Oxygen,O,15.999,8,8,8,2,16,gas,,yes,,yes,,Nonmetal,0.65,3.44,13.6181,1.43E-03,50.5,90.2,8,Priestley/Scheele,1774,0.918,2,6
9,Fluorine,F,18.998,10,9,9,2,17,gas,,yes,,yes,,Halogen,0.57,3.98,17.4228,1.70E-03,53.63,85.03,6,Moissan,1886,0.824,2,7
10,Neon,Ne,20.18,10,10,10,2,18,gas,,yes,,yes,,Noble Gas,0.51,,21.5645,9.00E-04,24.703,27.07,8,Ramsay and Travers,1898,1.03,2,8
11,Sodium,Na,22.99,12,11,11,3,1,solid,,yes,yes,,,Alkali Metal,2.2,0.93,5.1391,9.71E-01,371.15,1156,7,Davy,1807,1.228,3,1
12,Magnesium,Mg,24.305,12,12,12,3,2,solid,,yes,yes,,,Alkaline Earth Metal,1.7,1.31,7.6462,1.74E+00,923.15,1363,8,Black,1755,1.023,3,2
13,Aluminum,Al,26.982,14,13,13,3,13,solid,,yes,yes,,,Metal,1.8,1.61,5.9858,2.70E+00,933.4,2792,8,Wshler,1827,0.897,3,3
14,Silicon,Si,28.086,14,14,14,3,14,solid,,yes,,,yes,Metalloid,1.5,1.9,8.1517,2.33E+00,1683.15,3538,8,Berzelius,1824,0.705,3,4
15,Phosphorus,P,30.974,16,15,15,3,15,solid,,yes,,yes,,Nonmetal,1.2,2.19,10.4867,1.82E+00,317.25,553,7,BranBrand,1669,0.769,3,5
16,Sulfur,S,32.065,16,16,16,3,16,solid,,yes,,yes,,Nonmetal,1.1,2.58,10.36,2.07E+00,388.51,717.8,10,Prehistoric,,0.71,3,6
17,Chlorine,Cl,35.453,18,17,17,3,17,gas,,yes,,yes,,Halogen,0.97,3.16,12.9676,3.21E-03,172.31,239.11,11,Scheele,1774,0.479,3,7
18,Argon,Ar,39.948,22,18,18,3,18,gas,,yes,,yes,,Noble Gas,0.88,,15.7596,1.78E-03,83.96,87.3,8,Rayleigh and Ramsay,1894,0.52,3,8
19,Potassium,K,39.098,20,19,19,4,1,solid,,yes,yes,,,Alkali Metal,2.8,0.82,4.3407,8.62E-01,336.5,1032,10,Davy,1807,0.757,4,1
20,Calcium,Ca,40.078,20,20,20,4,2,solid,,yes,yes,,,Alkaline Earth Metal,2.2,1,6.1132,1.54E+00,1112.15,1757,14,Davy,1808,0.647,4,2
21,Scandium,Sc,44.956,24,21,21,4,3,solid,,yes,yes,,,Transition Metal,2.1,1.36,6.5615,2.99E+00,1812.15,3109,15,Nilson,1878,0.568,4,
22,Titanium,Ti,47.867,26,22,22,4,4,solid,,yes,yes,,,Transition Metal,2,1.54,6.8281,4.54E+00,1933.15,3560,9,Gregor,1791,0.523,4,
23,Vanadium,V,50.942,28,23,23,4,5,solid,,yes,yes,,,Transition Metal,1.9,1.63,6.7462,6.11E+00,2175.15,3680,9, del Rio,1801,0.489,4,
24,Chromium,Cr,51.996,28,24,24,4,6,solid,,yes,yes,,,Transition Metal,1.9,1.66,6.7665,7.15E+00,2130.15,2944,9,Vauquelin,1797,0.449,4,
25,Manganese,Mn,54.938,30,25,25,4,7,solid,,yes,yes,,,Transition Metal,1.8,1.55,7.434,7.44E+00,1519.15,2334,11,"Gahn, Scheele",1774,0.479,4,
26,Iron,Fe,55.845,30,26,26,4,8,solid,,yes,yes,,,Transition Metal,1.7,1.83,7.9024,7.87E+00,1808.15,3134,10,Prehistoric,,0.449,4,
27,Cobalt,Co,58.933,32,27,27,4,9,solid,,yes,yes,,,Transition Metal,1.7,1.88,7.881,8.86E+00,1768.15,3200,14,Brandt,1735,0.421,4,
28,Nickel,Ni,58.693,31,28,28,4,10,solid,,yes,yes,,,Transition Metal,1.6,1.91,7.6398,8.91E+00,1726.15,3186,11,Cronstedt,1751,0.444,4,
29,Copper,Cu,63.546,35,29,29,4,11,solid,,yes,yes,,,Transition Metal,1.6,1.9,7.7264,8.96E+00,1357.75,2835,11,Prehistoric,,0.385,4,
30,Zinc,Zn,65.38,35,30,30,4,12,solid,,yes,yes,,,Transition Metal,1.5,1.65,9.3942,7.13E+00,692.88,1180,15,Prehistoric,,0.388,4,
31,Gallium,Ga,69.723,39,31,31,4,13,solid,,yes,yes,,,Metal,1.8,1.81,5.9993,5.91E+00,302.91,2477,14,de Boisbaudran,1875,0.371,4,3
32,Germanium,Ge,72.64,41,32,32,4,14,solid,,yes,,,yes,Metalloid,1.5,2.01,7.8994,5.32E+00,1211.45,3106,17,Winkler,1886,0.32,4,4
33,Arsenic,As,74.922,42,33,33,4,15,solid,,yes,,,yes,Metalloid,1.3,2.18,9.7886,5.78E+00,1090.15,887,14,Albertus Magnus,1250,0.329,4,5
34,Selenium,Se,78.96,45,34,34,4,16,solid,,yes,,yes,,Nonmetal,1.2,2.55,9.7524,4.81E+00,494.15,958,20,Berzelius,1817,0.321,4,6
35,Bromine,Br,79.904,45,35,35,4,17,liq,,yes,,yes,,Halogen,1.1,2.96,11.8138,3.12E+00,266.05,332,19,Balard,1826,0.474,4,7
36,Krypton,Kr,83.798,48,36,36,4,18,gas,,yes,,yes,,Noble Gas,1,,13.9996,3.73E-03,115.93,119.93,23,Ramsay and Travers,1898,0.248,4,8
37,Rubidium,Rb,85.468,48,37,37,5,1,solid,,yes,yes,,,Alkali Metal,3,0.82,4.1771,1.53E+00,312.79,961,20,Bunsen and Kirchoff,1861,0.363,5,1
38,Strontium,Sr,87.62,50,38,38,5,2,solid,,yes,yes,,,Alkaline Earth Metal,2.5,0.95,5.6949,2.64E+00,1042.15,1655,18,Davy,1808,0.301,5,2
39,Yttrium,Y,88.906,50,39,39,5,3,solid,,yes,yes,,,Transition Metal,2.3,1.22,6.2173,4.47E+00,1799.15,3609,21,Gadolin,1794,0.298,5,
40,Zirconium,Zr,91.224,51,40,40,5,4,solid,,yes,yes,,,Transition Metal,2.2,1.33,6.6339,6.51E+00,2125.15,4682,20,Klaproth,1789,0.278,5,
41,Niobium,Nb,92.906,52,41,41,5,5,solid,,yes,yes,,,Transition Metal,2.1,1.6,6.7589,8.57E+00,2741.15,5017,24,Hatchett,1801,0.265,5,
42,Molybdenum,Mo,95.96,54,42,42,5,6,solid,,yes,yes,,,Transition Metal,2,2.16,7.0924,1.02E+01,2890.15,4912,20,Scheele,1778,0.251,5,
43,Technetium,Tc,98,55,43,43,5,7,artificial,yes,,yes,,,Transition Metal,2,1.9,7.28,1.15E+01,2473.15,5150,23,Perrier and Segr<67>,1937,,5,
44,Ruthenium,Ru,101.07,57,44,44,5,8,solid,,yes,yes,,,Transition Metal,1.9,2.2,7.3605,1.24E+01,2523.15,4423,16,Klaus,1844,0.238,5,
45,Rhodium,Rh,102.906,58,45,45,5,9,solid,,yes,yes,,,Transition Metal,1.8,2.28,7.4589,1.24E+01,2239.15,3968,20,Wollaston,1803,0.243,5,
46,Palladium,Pd,106.42,60,46,46,5,10,solid,,yes,yes,,,Transition Metal,1.8,2.2,8.3369,1.20E+01,1825.15,3236,21,Wollaston,1803,0.244,5,
47,Silver,Ag,107.868,61,47,47,5,11,solid,,yes,yes,,,Transition Metal,1.8,1.93,7.5762,1.05E+01,1234.15,2435,27,Prehistoric,,0.235,5,
48,Cadmium,Cd,112.411,64,48,48,5,12,solid,,yes,yes,,,Transition Metal,1.7,1.69,8.9938,8.69E+00,594.33,1040,22,Stromeyer,1817,0.232,5,
49,Indium,In,114.818,66,49,49,5,13,solid,,yes,yes,,,Metal,2,1.78,5.7864,7.31E+00,429.91,2345,34,Reich and Richter,1863,0.233,5,3
50,Tin,Sn,118.71,69,50,50,5,14,solid,,yes,yes,,,Metal,1.7,1.96,7.3439,7.29E+00,505.21,2875,28,Prehistoric,,0.228,5,4
51,Antimony,Sb,121.76,71,51,51,5,15,solid,,yes,,,yes,Metalloid,1.5,2.05,8.6084,6.69E+00,904.05,1860,29,Early historic times,,0.207,5,5
52,Tellurium,Te,127.6,76,52,52,5,16,solid,,yes,,,yes,Metalloid,1.4,2.1,9.0096,6.23E+00,722.8,1261,29,von Reichenstein,1782,0.202,5,6
53,Iodine,I,126.904,74,53,53,5,17,solid,,yes,,yes,,Halogen,1.3,2.66,10.4513,4.93E+00,386.65,457.4,24,Courtois,1811,0.214,5,7
54,Xenon,Xe,131.293,77,54,54,5,18,gas,,yes,,yes,,Noble Gas,1.2,,12.1298,5.89E-03,161.45,165.03,31,Ramsay and Travers,1898,0.158,5,8
55,Cesium,Cs,132.905,78,55,55,6,1,solid,,yes,yes,,,Alkali Metal,3.3,0.79,3.8939,1.87E+00,301.7,944,22,Bunsen and Kirchoff,1860,0.242,6,1
56,Barium,Ba,137.327,81,56,56,6,2,solid,,yes,yes,,,Alkaline Earth Metal,2.8,0.89,5.2117,3.59E+00,1002.15,2170,25,Davy,1808,0.204,6,2
57,Lanthanum,La,138.905,82,57,57,6,3,solid,,yes,yes,,,Lanthanide,2.7,1.1,5.5769,6.15E+00,1193.15,3737,19,Mosander,1839,0.195,6,
58,Cerium,Ce,140.116,82,58,58,6,,solid,,yes,yes,,,Lanthanide,2.7,1.12,5.5387,6.77E+00,1071.15,3716,19,Berzelius,1803,0.192,6,
59,Praseodymium,Pr,140.908,82,59,59,6,,solid,,yes,yes,,,Lanthanide,2.7,1.13,5.473,6.77E+00,1204.15,3793,15,von Welsbach,1885,0.193,6,
60,Neodymium,Nd,144.242,84,60,60,6,,solid,,yes,yes,,,Lanthanide,2.6,1.14,5.525,7.01E+00,1289.15,3347,16,von Welsbach,1885,0.19,6,
61,Promethium,Pm,145,84,61,61,6,,artificial,yes,,yes,,,Lanthanide,2.6,1.13,5.582,7.26E+00,1204.15,3273,14,Marinsky et al.,1945,,6,
62,Samarium,Sm,150.36,88,62,62,6,,solid,,yes,yes,,,Lanthanide,2.6,1.17,5.6437,7.52E+00,1345.15,2067,17,Boisbaudran,1879,0.197,6,
63,Europium,Eu,151.964,89,63,63,6,,solid,,yes,yes,,,Lanthanide,2.6,1.2,5.6704,5.24E+00,1095.15,1802,21,Demarcay,1901,0.182,6,
64,Gadolinium,Gd,157.25,93,64,64,6,,solid,,yes,yes,,,Lanthanide,2.5,1.2,6.1501,7.90E+00,1585.15,3546,17,de Marignac,1880,0.236,6,
65,Terbium,Tb,158.925,94,65,65,6,,solid,,yes,yes,,,Lanthanide,2.5,1.2,5.8638,8.23E+00,1630.15,3503,24,Mosander,1843,0.182,6,
66,Dysprosium,Dy,162.5,97,66,66,6,,solid,,yes,yes,,,Lanthanide,2.5,1.22,5.9389,8.55E+00,1680.15,2840,21,de Boisbaudran,1886,0.17,6,
67,Holmium,Ho,164.93,98,67,67,6,,solid,,yes,yes,,,Lanthanide,2.5,1.23,6.0215,8.80E+00,1743.15,2993,29,Delafontaine and Soret,1878,0.165,6,
68,Erbium,Er,167.259,99,68,68,6,,solid,,yes,yes,,,Lanthanide,2.5,1.24,6.1077,9.07E+00,1795.15,3503,16,Mosander,1843,0.168,6,
69,Thulium,Tm,168.934,100,69,69,6,,solid,,yes,yes,,,Lanthanide,2.4,1.25,6.1843,9.32E+00,1818.15,2223,18,Cleve,1879,0.16,6,
70,Ytterbium,Yb,173.054,103,70,70,6,,solid,,yes,yes,,,Lanthanide,2.4,1.1,6.2542,6.97E+00,1097.15,1469,16,Marignac,1878,0.155,6,
71,Lutetium,Lu,174.967,104,71,71,6,,solid,,yes,yes,,,Lanthanide,2.3,1.27,5.4259,9.84E+00,1936.15,3675,22,Urbain/ von Welsbach,1907,0.154,6,
72,Hafnium,Hf,178.49,106,72,72,6,4,solid,,yes,yes,,,Transition Metal,2.2,1.3,6.8251,1.33E+01,2500.15,4876,17,Coster and von Hevesy,1923,0.144,6,
73,Tantalum,Ta,180.948,108,73,73,6,5,solid,,yes,yes,,,Transition Metal,2.1,1.5,7.5496,1.67E+01,3269.15,5731,19,Ekeberg,1801,0.14,6,
74,Wolfram,W,183.84,110,74,74,6,6,solid,,yes,yes,,,Transition Metal,2,2.36,7.864,1.93E+01,3680.15,5828,22,J. and F. d'Elhuyar,1783,0.132,6,
75,Rhenium,Re,186.207,111,75,75,6,7,solid,,yes,yes,,,Transition Metal,2,1.9,7.8335,2.10E+01,3453.15,5869,21,"Noddack, Berg, and Tacke",1925,0.137,6,
76,Osmium,Os,190.23,114,76,76,6,8,solid,,yes,yes,,,Transition Metal,1.9,2.2,8.4382,2.26E+01,3300.15,5285,19,Tennant,1803,0.13,6,
77,Iridium,Ir,192.217,115,77,77,6,9,solid,,yes,yes,,,Transition Metal,1.9,2.2,8.967,2.26E+01,2716.15,4701,25,Tennant,1804,0.131,6,
78,Platinum,Pt,195.084,117,78,78,6,10,solid,,yes,yes,,,Transition Metal,1.8,2.28,8.9587,2.15E+01,2045.15,4098,32,Ulloa/Wood,1735,0.133,6,
79,Gold,Au,196.967,118,79,79,6,11,solid,,yes,yes,,,Transition Metal,1.8,2.54,9.2255,1.93E+01,1337.73,3129,21,Prehistoric,,0.129,6,
80,Mercury,Hg,200.59,121,80,80,6,12,liq,,yes,yes,,,Transition Metal,1.8,2,10.4375,1.35E+01,234.43,630,26,Prehistoric,,0.14,6,
81,Thallium,Tl,204.383,123,81,81,6,13,solid,,yes,yes,,,Metal,2.1,2.04,6.1082,1.19E+01,577.15,1746,28,Crookes,1861,0.129,6,3
82,Lead,Pb,207.2,125,82,82,6,14,solid,,yes,yes,,,Metal,1.8,2.33,7.4167,1.13E+01,600.75,2022,29,Prehistoric,,0.129,6,4
83,Bismuth,Bi,208.98,126,83,83,6,15,solid,,yes,yes,,,Metal,1.6,2.02,7.2856,9.81E+00,544.67,1837,19,Geoffroy the Younger,1753,0.122,6,5
84,Polonium,Po,210,126,84,84,6,16,solid,yes,yes,,,yes,Metalloid,1.5,2,8.417,9.32E+00,527.15,1235,34,Curie,1898,,6,6
85,Astatine,At,210,125,85,85,6,17,solid,yes,yes,,yes,,Noble Gas,1.4,2.2,9.3,7.00E+00,575.15,610,21,Corson et al.,1940,,6,7
86,Radon,Rn,222,136,86,86,6,18,gas,yes,yes,yes,,,Alkali Metal,1.3,,10.7485,9.73E-03,202.15,211.3,20,Dorn,1900,0.094,6,8
87,Francium,Fr,223,136,87,87,7,1,solid,yes,yes,yes,,,Alkaline Earth Metal,,0.7,4.0727,1.87E+00,300.15,950,21,Perey,1939,,7,1
88,Radium,Ra,226,138,88,88,7,2,solid,yes,yes,yes,,,Actinide,,0.9,5.2784,5.50E+00,973.15,2010,15,Pierre and Marie Curie,1898,,7,2
89,Actinium,Ac,227,138,89,89,7,3,solid,yes,yes,yes,,,Actinide,,1.1,5.17,1.01E+01,1323.15,3471,11,Debierne/Giesel,1899,0.12,7,
90,Thorium,Th,232.038,142,90,90,7,,solid,yes,yes,yes,,,Actinide,,1.3,6.3067,1.17E+01,2028.15,5061,12,Berzelius,1828,0.113,7,
91,Protactinium,Pa,231.036,140,91,91,7,,solid,yes,yes,yes,,,Actinide,,1.5,5.89,1.54E+01,1873.15,4300,14,Hahn and Meitner,1917,,7,
92,Uranium,U,238.029,146,92,92,7,,solid,yes,yes,yes,,,Actinide,,1.38,6.1941,1.90E+01,1405.15,4404,15,Peligot,1841,0.116,7,
93,Neptunium,Np,237,144,93,93,7,,artificial,yes,,yes,,,Actinide,,1.36,6.2657,2.05E+01,913.15,4273,153,McMillan and Abelson,1940,,7,
94,Plutonium,Pu,244,150,94,94,7,,artificial,yes,,yes,,,Actinide,,1.28,6.0262,1.98E+01,913.15,3501,163,Seaborg et al.,1940,,7,
95,Americium,Am,243,148,95,95,7,,artificial,yes,,yes,,,Actinide,,1.3,5.9738,1.37E+01,1267.15,2880,133,Seaborg et al.,1944,,7,
96,Curium,Cm,247,151,96,96,7,,artificial,yes,,yes,,,Actinide,,1.3,5.9915,1.35E+01,1340.15,3383,133,Seaborg et al.,1944,,7,
97,Berkelium,Bk,247,150,97,97,7,,artificial,yes,,yes,,,Actinide,,1.3,6.1979,1.48E+01,1259.15,983,83,Seaborg et al.,1949,,7,
98,Californium,Cf,251,153,98,98,7,,artificial,yes,,yes,,,Actinide,,1.3,6.2817,1.51E+01,1925.15,1173,123,Seaborg et al.,1950,,7,
99,Einsteinium,Es,252,153,99,99,7,,artificial,yes,,yes,,,Actinide,,1.3,6.42,1.35E+01,1133.15,,123,Ghiorso et al.,1952,,7,
100,Fermium,Fm,257,157,100,100,7,,artificial,yes,,yes,,,Actinide,,1.3,6.5,,,,103,Ghiorso et al.,1953,,7,
101,Mendelevium,Md,258,157,101,101,7,,artificial,yes,,yes,,,Actinide,,1.3,6.58,,,,33,Ghiorso et al.,1955,,7,
102,Nobelium,No,259,157,102,102,7,,artificial,yes,,yes,,,Actinide,,1.3,6.65,,,,73,Ghiorso et al.,1958,,7,
103,Lawrencium,Lr,262,159,103,103,7,,artificial,yes,,yes,,,Actinide,,,,,,,203,Ghiorso et al.,1961,,7,
104,Rutherfordium,Rf,261,157,104,104,7,4,artificial,yes,,yes,,,Transactinide,,,,1.81E+01,,,,Ghiorso et al.,1969,,7,
105,Dubnium,Db,262,157,105,105,7,5,artificial,yes,,yes,,,Transactinide,,,,3.90E+01,,,,Ghiorso et al.,1970,,7,
106,Seaborgium,Sg,266,160,106,106,7,6,artificial,yes,,yes,,,Transactinide,,,,3.50E+01,,,,Ghiorso et al.,1974,,7,
107,Bohrium,Bh,264,157,107,107,7,7,artificial,yes,,yes,,,Transactinide,,,,3.70E+01,,,,Armbruster and M<>nzenberg,1981,,7,
108,Hassium,Hs,267,159,108,108,7,8,artificial,yes,,yes,,,Transactinide,,,,4.10E+01,,,,Armbruster and M<>nzenberg,1983,,7,
109,Meitnerium,Mt,268,159,109,109,7,9,artificial,yes,,yes,,,Transactinide,,,,3.50E+01,,,,"GSI, Darmstadt, West Germany",1982,,7,
110,Darmstadtium ,Ds ,271,161,110,110,7,10,artificial,yes,,yes,,,Transactinide,,,,,,,,,1994,,7,
111,Roentgenium ,Rg ,272,161,111,111,7,11,artificial,yes,,yes,,,Transactinide,,,,,,,,,1994,,7,
112,Copernicium ,Cn ,285,173,112,112,7,12,artificial,yes,,yes,,,Transactinide,,,,,,,,,1996,,7,
113,Nihonium,Nh,284,171,113,113,7,13,artificial,yes,,yes,,,,,,,,,,,,2004,,7,3
114,Flerovium,Fl,289,175,114,114,7,14,artificial,yes,,yes,,,Transactinide,,,,,,,,,1999,,7,4
115,Moscovium,Mc,288,173,115,115,7,15,artificial,yes,,yes,,,,,,,,,,,,2010,,7,5
116,Livermorium,Lv,292,176,116,116,7,16,artificial,yes,,yes,,,Transactinide,,,,,,,,,2000,,7,6
117,Tennessine,Ts,295,178,117,117,7,17,artificial,yes,,,yes,,,,,,,,,,,2010,,7,7
118,Oganesson,Og,294,176,118,118,7,18,artificial,yes,,,yes,,Noble Gas,,,,,,,,,2006,,7,8
AtomicNumber,Element,Symbol,AtomicMass,NumberofNeutrons,NumberofProtons,NumberofElectrons,Period,Group,Phase,Radioactive,Natural,Metal,Nonmetal,Metalloid,Type,AtomicRadius,Electronegativity,FirstIonization,Density,MeltingPoint,BoilingPoint,NumberOfIsotopes,Discoverer,Year,SpecificHeat,NumberofShells,NumberofValence,Conductivity
1,Hydrogen,H,1.007,0,1,1,1,1,gas,,yes,,yes,,Nonmetal,0.79,2.2,13.5984,0.0000899,14.175,20.28,3,Cavendish,1766,14.304,1,1,0
2,Helium,He,4.002,2,2,2,1,18,gas,,yes,,yes,,Noble Gas,0.49,,24.5874,0.000179,,4.22,5,Janssen,1868,5.193,1,,0
3,Lithium,Li,6.941,4,3,3,2,1,solid,,yes,yes,,,Alkali Metal,2.1,0.98,5.3917,0.534,453.85,1615,5,Arfvedson,1817,3.582,2,1,11000000
4,Beryllium,Be,9.012,5,4,4,2,2,solid,,yes,yes,,,Alkaline Earth Metal,1.4,1.57,9.3227,1.85,1560.15,2742,6,Vaulquelin,1798,1.825,2,2,25000000
5,Boron,B,10.811,6,5,5,2,13,solid,,yes,,,yes,Metalloid,1.2,2.04,8.298,2.34,2573.15,4200,6,Gay-Lussac,1808,1.026,2,3,0.0001
6,Carbon,C,12.011,6,6,6,2,14,solid,,yes,,yes,,Nonmetal,0.91,2.55,11.2603,2.27,3948.15,4300,7,Prehistoric,,0.709,2,4,100000
7,Nitrogen,N,14.007,7,7,7,2,15,gas,,yes,,yes,,Nonmetal,0.75,3.04,14.5341,0.00125,63.29,77.36,8,Rutherford,1772,1.04,2,5,0
8,Oxygen,O,15.999,8,8,8,2,16,gas,,yes,,yes,,Nonmetal,0.65,3.44,13.6181,0.00143,50.5,90.2,8,Priestley/Scheele,1774,0.918,2,6,0
9,Fluorine,F,18.998,10,9,9,2,17,gas,,yes,,yes,,Halogen,0.57,3.98,17.4228,0.0017,53.63,85.03,6,Moissan,1886,0.824,2,7,0
10,Neon,Ne,20.18,10,10,10,2,18,gas,,yes,,yes,,Noble Gas,0.51,,21.5645,0.0009,24.703,27.07,8,Ramsay and Travers,1898,1.03,2,8,0
11,Sodium,Na,22.99,12,11,11,3,1,solid,,yes,yes,,,Alkali Metal,2.2,0.93,5.1391,0.971,371.15,1156,7,Davy,1807,1.228,3,1,21000000
12,Magnesium,Mg,24.305,12,12,12,3,2,solid,,yes,yes,,,Alkaline Earth Metal,1.7,1.31,7.6462,1.74,923.15,1363,8,Black,1755,1.023,3,2,23000000
13,Aluminum,Al,26.982,14,13,13,3,13,solid,,yes,yes,,,Metal,1.8,1.61,5.9858,2.7,933.4,2792,8,Wshler,1827,0.897,3,3,38000000
14,Silicon,Si,28.086,14,14,14,3,14,solid,,yes,,,yes,Metalloid,1.5,1.9,8.1517,2.33,1683.15,3538,8,Berzelius,1824,0.705,3,4,1000
15,Phosphorus,P,30.974,16,15,15,3,15,solid,,yes,,yes,,Nonmetal,1.2,2.19,10.4867,1.82,317.25,553,7,BranBrand,1669,0.769,3,5,10000000
16,Sulfur,S,32.065,16,16,16,3,16,solid,,yes,,yes,,Nonmetal,1.1,2.58,10.36,2.07,388.51,717.8,10,Prehistoric,,0.71,3,6,1E-15
17,Chlorine,Cl,35.453,18,17,17,3,17,gas,,yes,,yes,,Halogen,0.97,3.16,12.9676,0.00321,172.31,239.11,11,Scheele,1774,0.479,3,7,0.01
18,Argon,Ar,39.948,22,18,18,3,18,gas,,yes,,yes,,Noble Gas,0.88,,15.7596,0.00178,83.96,87.3,8,Rayleigh and Ramsay,1894,0.52,3,8,0
19,Potassium,K,39.098,20,19,19,4,1,solid,,yes,yes,,,Alkali Metal,2.8,0.82,4.3407,0.862,336.5,1032,10,Davy,1807,0.757,4,1,14000000
20,Calcium,Ca,40.078,20,20,20,4,2,solid,,yes,yes,,,Alkaline Earth Metal,2.2,1,6.1132,1.54,1112.15,1757,14,Davy,1808,0.647,4,2,29000000
21,Scandium,Sc,44.956,24,21,21,4,3,solid,,yes,yes,,,Transition Metal,2.1,1.36,6.5615,2.99,1812.15,3109,15,Nilson,1878,0.568,4,,1800000
22,Titanium,Ti,47.867,26,22,22,4,4,solid,,yes,yes,,,Transition Metal,2,1.54,6.8281,4.54,1933.15,3560,9,Gregor,1791,0.523,4,,2500000
23,Vanadium,V,50.942,28,23,23,4,5,solid,,yes,yes,,,Transition Metal,1.9,1.63,6.7462,6.11,2175.15,3680,9, del Rio,1801,0.489,4,,5000000
24,Chromium,Cr,51.996,28,24,24,4,6,solid,,yes,yes,,,Transition Metal,1.9,1.66,6.7665,7.15,2130.15,2944,9,Vauquelin,1797,0.449,4,,7900000
25,Manganese,Mn,54.938,30,25,25,4,7,solid,,yes,yes,,,Transition Metal,1.8,1.55,7.434,7.44,1519.15,2334,11,"Gahn, Scheele",1774,0.479,4,,620000
26,Iron,Fe,55.845,30,26,26,4,8,solid,,yes,yes,,,Transition Metal,1.7,1.83,7.9024,7.87,1808.15,3134,10,Prehistoric,,0.449,4,,10000000
27,Cobalt,Co,58.933,32,27,27,4,9,solid,,yes,yes,,,Transition Metal,1.7,1.88,7.881,8.86,1768.15,3200,14,Brandt,1735,0.421,4,,17000000
28,Nickel,Ni,58.693,31,28,28,4,10,solid,,yes,yes,,,Transition Metal,1.6,1.91,7.6398,8.91,1726.15,3186,11,Cronstedt,1751,0.444,4,,14000000
29,Copper,Cu,63.546,35,29,29,4,11,solid,,yes,yes,,,Transition Metal,1.6,1.9,7.7264,8.96,1357.75,2835,11,Prehistoric,,0.385,4,,59000000
30,Zinc,Zn,65.38,35,30,30,4,12,solid,,yes,yes,,,Transition Metal,1.5,1.65,9.3942,7.13,692.88,1180,15,Prehistoric,,0.388,4,,17000000
31,Gallium,Ga,69.723,39,31,31,4,13,solid,,yes,yes,,,Metal,1.8,1.81,5.9993,5.91,302.91,2477,14,de Boisbaudran,1875,0.371,4,3,7100000
32,Germanium,Ge,72.64,41,32,32,4,14,solid,,yes,,,yes,Metalloid,1.5,2.01,7.8994,5.32,1211.45,3106,17,Winkler,1886,0.32,4,4,2000
33,Arsenic,As,74.922,42,33,33,4,15,solid,,yes,,,yes,Metalloid,1.3,2.18,9.7886,5.78,1090.15,887,14,Albertus Magnus,1250,0.329,4,5,3300000
34,Selenium,Se,78.96,45,34,34,4,16,solid,,yes,,yes,,Nonmetal,1.2,2.55,9.7524,4.81,494.15,958,20,Berzelius,1817,0.321,4,6,0
35,Bromine,Br,79.904,45,35,35,4,17,liq,,yes,,yes,,Halogen,1.1,2.96,11.8138,3.12,266.05,332,19,Balard,1826,0.474,4,7,1E-10
36,Krypton,Kr,83.798,48,36,36,4,18,gas,,yes,,yes,,Noble Gas,1,,13.9996,0.00373,115.93,119.93,23,Ramsay and Travers,1898,0.248,4,8,0
37,Rubidium,Rb,85.468,48,37,37,5,1,solid,,yes,yes,,,Alkali Metal,3,0.82,4.1771,1.53,312.79,961,20,Bunsen and Kirchoff,1861,0.363,5,1,8300000
38,Strontium,Sr,87.62,50,38,38,5,2,solid,,yes,yes,,,Alkaline Earth Metal,2.5,0.95,5.6949,2.64,1042.15,1655,18,Davy,1808,0.301,5,2,7700000
39,Yttrium,Y,88.906,50,39,39,5,3,solid,,yes,yes,,,Transition Metal,2.3,1.22,6.2173,4.47,1799.15,3609,21,Gadolin,1794,0.298,5,,1800000
40,Zirconium,Zr,91.224,51,40,40,5,4,solid,,yes,yes,,,Transition Metal,2.2,1.33,6.6339,6.51,2125.15,4682,20,Klaproth,1789,0.278,5,,2400000
41,Niobium,Nb,92.906,52,41,41,5,5,solid,,yes,yes,,,Transition Metal,2.1,1.6,6.7589,8.57,2741.15,5017,24,Hatchett,1801,0.265,5,,6700000
42,Molybdenum,Mo,95.96,54,42,42,5,6,solid,,yes,yes,,,Transition Metal,2,2.16,7.0924,10.2,2890.15,4912,20,Scheele,1778,0.251,5,,20000000
43,Technetium,Tc,98,55,43,43,5,7,artificial,yes,,yes,,,Transition Metal,2,1.9,7.28,11.5,2473.15,5150,23,Perrier and Segr<67>,1937,,5,,5000000
44,Ruthenium,Ru,101.07,57,44,44,5,8,solid,,yes,yes,,,Transition Metal,1.9,2.2,7.3605,12.4,2523.15,4423,16,Klaus,1844,0.238,5,,14000000
45,Rhodium,Rh,102.906,58,45,45,5,9,solid,,yes,yes,,,Transition Metal,1.8,2.28,7.4589,12.4,2239.15,3968,20,Wollaston,1803,0.243,5,,23000000
46,Palladium,Pd,106.42,60,46,46,5,10,solid,,yes,yes,,,Transition Metal,1.8,2.2,8.3369,12,1825.15,3236,21,Wollaston,1803,0.244,5,,10000000
47,Silver,Ag,107.868,61,47,47,5,11,solid,,yes,yes,,,Transition Metal,1.8,1.93,7.5762,10.5,1234.15,2435,27,Prehistoric,,0.235,5,,62000000
48,Cadmium,Cd,112.411,64,48,48,5,12,solid,,yes,yes,,,Transition Metal,1.7,1.69,8.9938,8.69,594.33,1040,22,Stromeyer,1817,0.232,5,,14000000
49,Indium,In,114.818,66,49,49,5,13,solid,,yes,yes,,,Metal,2,1.78,5.7864,7.31,429.91,2345,34,Reich and Richter,1863,0.233,5,3,12000000
50,Tin,Sn,118.71,69,50,50,5,14,solid,,yes,yes,,,Metal,1.7,1.96,7.3439,7.29,505.21,2875,28,Prehistoric,,0.228,5,4,91000000
51,Antimony,Sb,121.76,71,51,51,5,15,solid,,yes,,,yes,Metalloid,1.5,2.05,8.6084,6.69,904.05,1860,29,Early historic times,,0.207,5,5,2500000
52,Tellurium,Te,127.6,76,52,52,5,16,solid,,yes,,,yes,Metalloid,1.4,2.1,9.0096,6.23,722.8,1261,29,von Reichenstein,1782,0.202,5,6,10000
53,Iodine,I,126.904,74,53,53,5,17,solid,,yes,,yes,,Halogen,1.3,2.66,10.4513,4.93,386.65,457.4,24,Courtois,1811,0.214,5,7,0.0000001
54,Xenon,Xe,131.293,77,54,54,5,18,gas,,yes,,yes,,Noble Gas,1.2,,12.1298,0.00589,161.45,165.03,31,Ramsay and Travers,1898,0.158,5,8,0
55,Cesium,Cs,132.905,78,55,55,6,1,solid,,yes,yes,,,Alkali Metal,3.3,0.79,3.8939,1.87,301.7,944,22,Bunsen and Kirchoff,1860,0.242,6,1,5000000
56,Barium,Ba,137.327,81,56,56,6,2,solid,,yes,yes,,,Alkaline Earth Metal,2.8,0.89,5.2117,3.59,1002.15,2170,25,Davy,1808,0.204,6,2,2900000
57,Lanthanum,La,138.905,82,57,57,6,3,solid,,yes,yes,,,Lanthanide,2.7,1.1,5.5769,6.15,1193.15,3737,19,Mosander,1839,0.195,6,,1600000
58,Cerium,Ce,140.116,82,58,58,6,,solid,,yes,yes,,,Lanthanide,2.7,1.12,5.5387,6.77,1071.15,3716,19,Berzelius,1803,0.192,6,,1400000
59,Praseodymium,Pr,140.908,82,59,59,6,,solid,,yes,yes,,,Lanthanide,2.7,1.13,5.473,6.77,1204.15,3793,15,von Welsbach,1885,0.193,6,,1400000
60,Neodymium,Nd,144.242,84,60,60,6,,solid,,yes,yes,,,Lanthanide,2.6,1.14,5.525,7.01,1289.15,3347,16,von Welsbach,1885,0.19,6,,1600000
61,Promethium,Pm,145,84,61,61,6,,artificial,yes,,yes,,,Lanthanide,2.6,1.13,5.582,7.26,1204.15,3273,14,Marinsky et al.,1945,,6,,1300000
62,Samarium,Sm,150.36,88,62,62,6,,solid,,yes,yes,,,Lanthanide,2.6,1.17,5.6437,7.52,1345.15,2067,17,Boisbaudran,1879,0.197,6,,1100000
63,Europium,Eu,151.964,89,63,63,6,,solid,,yes,yes,,,Lanthanide,2.6,1.2,5.6704,5.24,1095.15,1802,21,Demarcay,1901,0.182,6,,1100000
64,Gadolinium,Gd,157.25,93,64,64,6,,solid,,yes,yes,,,Lanthanide,2.5,1.2,6.1501,7.9,1585.15,3546,17,de Marignac,1880,0.236,6,,770000
65,Terbium,Tb,158.925,94,65,65,6,,solid,,yes,yes,,,Lanthanide,2.5,1.2,5.8638,8.23,1630.15,3503,24,Mosander,1843,0.182,6,,830000
66,Dysprosium,Dy,162.5,97,66,66,6,,solid,,yes,yes,,,Lanthanide,2.5,1.22,5.9389,8.55,1680.15,2840,21,de Boisbaudran,1886,0.17,6,,1100000
67,Holmium,Ho,164.93,98,67,67,6,,solid,,yes,yes,,,Lanthanide,2.5,1.23,6.0215,8.8,1743.15,2993,29,Delafontaine and Soret,1878,0.165,6,,1100000
68,Erbium,Er,167.259,99,68,68,6,,solid,,yes,yes,,,Lanthanide,2.5,1.24,6.1077,9.07,1795.15,3503,16,Mosander,1843,0.168,6,,1200000
69,Thulium,Tm,168.934,100,69,69,6,,solid,,yes,yes,,,Lanthanide,2.4,1.25,6.1843,9.32,1818.15,2223,18,Cleve,1879,0.16,6,,1400000
70,Ytterbium,Yb,173.054,103,70,70,6,,solid,,yes,yes,,,Lanthanide,2.4,1.1,6.2542,6.97,1097.15,1469,16,Marignac,1878,0.155,6,,3600000
71,Lutetium,Lu,174.967,104,71,71,6,,solid,,yes,yes,,,Lanthanide,2.3,1.27,5.4259,9.84,1936.15,3675,22,Urbain/ von Welsbach,1907,0.154,6,,1800000
72,Hafnium,Hf,178.49,106,72,72,6,4,solid,,yes,yes,,,Transition Metal,2.2,1.3,6.8251,13.3,2500.15,4876,17,Coster and von Hevesy,1923,0.144,6,,3300000
73,Tantalum,Ta,180.948,108,73,73,6,5,solid,,yes,yes,,,Transition Metal,2.1,1.5,7.5496,16.7,3269.15,5731,19,Ekeberg,1801,0.14,6,,7700000
74,Wolfram,W,183.84,110,74,74,6,6,solid,,yes,yes,,,Transition Metal,2,2.36,7.864,19.3,3680.15,5828,22,J. and F. d'Elhuyar,1783,0.132,6,,20000000
75,Rhenium,Re,186.207,111,75,75,6,7,solid,,yes,yes,,,Transition Metal,2,1.9,7.8335,21,3453.15,5869,21,"Noddack, Berg, and Tacke",1925,0.137,6,,5600000
76,Osmium,Os,190.23,114,76,76,6,8,solid,,yes,yes,,,Transition Metal,1.9,2.2,8.4382,22.6,3300.15,5285,19,Tennant,1803,0.13,6,,12000000
77,Iridium,Ir,192.217,115,77,77,6,9,solid,,yes,yes,,,Transition Metal,1.9,2.2,8.967,22.6,2716.15,4701,25,Tennant,1804,0.131,6,,21000000
78,Platinum,Pt,195.084,117,78,78,6,10,solid,,yes,yes,,,Transition Metal,1.8,2.28,8.9587,21.5,2045.15,4098,32,Ulloa/Wood,1735,0.133,6,,9400000
79,Gold,Au,196.967,118,79,79,6,11,solid,,yes,yes,,,Transition Metal,1.8,2.54,9.2255,19.3,1337.73,3129,21,Prehistoric,,0.129,6,,45000000
80,Mercury,Hg,200.59,121,80,80,6,12,liq,,yes,yes,,,Transition Metal,1.8,2,10.4375,13.5,234.43,630,26,Prehistoric,,0.14,6,,1000000
81,Thallium,Tl,204.383,123,81,81,6,13,solid,,yes,yes,,,Metal,2.1,2.04,6.1082,11.9,577.15,1746,28,Crookes,1861,0.129,6,3,6700000
82,Lead,Pb,207.2,125,82,82,6,14,solid,,yes,yes,,,Metal,1.8,2.33,7.4167,11.3,600.75,2022,29,Prehistoric,,0.129,6,4,4800000
83,Bismuth,Bi,208.98,126,83,83,6,15,solid,,yes,yes,,,Metal,1.6,2.02,7.2856,9.81,544.67,1837,19,Geoffroy the Younger,1753,0.122,6,5,770000
84,Polonium,Po,210,126,84,84,6,16,solid,yes,yes,,,yes,Metalloid,1.5,2,8.417,9.32,527.15,1235,34,Curie,1898,,6,6,2300000
85,Astatine,At,210,125,85,85,6,17,solid,yes,yes,,yes,,Noble Gas,1.4,2.2,9.3,7,575.15,610,21,Corson et al.,1940,,6,7,0
86,Radon,Rn,222,136,86,86,6,18,gas,yes,yes,yes,,,Alkali Metal,1.3,,10.7485,0.00973,202.15,211.3,20,Dorn,1900,0.094,6,8,0
87,Francium,Fr,223,136,87,87,7,1,solid,yes,yes,yes,,,Alkaline Earth Metal,,0.7,4.0727,1.87,300.15,950,21,Perey,1939,,7,1,0
88,Radium,Ra,226,138,88,88,7,2,solid,yes,yes,yes,,,Actinide,,0.9,5.2784,5.5,973.15,2010,15,Pierre and Marie Curie,1898,,7,2,1000000
89,Actinium,Ac,227,138,89,89,7,3,solid,yes,yes,yes,,,Actinide,,1.1,5.17,10.1,1323.15,3471,11,Debierne/Giesel,1899,0.12,7,,0
90,Thorium,Th,232.038,142,90,90,7,,solid,yes,yes,yes,,,Actinide,,1.3,6.3067,11.7,2028.15,5061,12,Berzelius,1828,0.113,7,,6700000
91,Protactinium,Pa,231.036,140,91,91,7,,solid,yes,yes,yes,,,Actinide,,1.5,5.89,15.4,1873.15,4300,14,Hahn and Meitner,1917,,7,,5600000
92,Uranium,U,238.029,146,92,92,7,,solid,yes,yes,yes,,,Actinide,,1.38,6.1941,19,1405.15,4404,15,Peligot,1841,0.116,7,,3600000
93,Neptunium,Np,237,144,93,93,7,,artificial,yes,,yes,,,Actinide,,1.36,6.2657,20.5,913.15,4273,153,McMillan and Abelson,1940,,7,,830000
94,Plutonium,Pu,244,150,94,94,7,,artificial,yes,,yes,,,Actinide,,1.28,6.0262,19.8,913.15,3501,163,Seaborg et al.,1940,,7,,670000
95,Americium,Am,243,148,95,95,7,,artificial,yes,,yes,,,Actinide,,1.3,5.9738,13.7,1267.15,2880,133,Seaborg et al.,1944,,7,,0
96,Curium,Cm,247,151,96,96,7,,artificial,yes,,yes,,,Actinide,,1.3,5.9915,13.5,1340.15,3383,133,Seaborg et al.,1944,,7,,0
97,Berkelium,Bk,247,150,97,97,7,,artificial,yes,,yes,,,Actinide,,1.3,6.1979,14.8,1259.15,983,83,Seaborg et al.,1949,,7,,0
98,Californium,Cf,251,153,98,98,7,,artificial,yes,,yes,,,Actinide,,1.3,6.2817,15.1,1925.15,1173,123,Seaborg et al.,1950,,7,,0
99,Einsteinium,Es,252,153,99,99,7,,artificial,yes,,yes,,,Actinide,,1.3,6.42,13.5,1133.15,,123,Ghiorso et al.,1952,,7,,0
100,Fermium,Fm,257,157,100,100,7,,artificial,yes,,yes,,,Actinide,,1.3,6.5,,,,103,Ghiorso et al.,1953,,7,,0
101,Mendelevium,Md,258,157,101,101,7,,artificial,yes,,yes,,,Actinide,,1.3,6.58,,,,33,Ghiorso et al.,1955,,7,,0
102,Nobelium,No,259,157,102,102,7,,artificial,yes,,yes,,,Actinide,,1.3,6.65,,,,73,Ghiorso et al.,1958,,7,,0
103,Lawrencium,Lr,262,159,103,103,7,,artificial,yes,,yes,,,Actinide,,,,,,,203,Ghiorso et al.,1961,,7,,0
104,Rutherfordium,Rf,261,157,104,104,7,4,artificial,yes,,yes,,,Transactinide,,,,18.1,,,,Ghiorso et al.,1969,,7,,0
105,Dubnium,Db,262,157,105,105,7,5,artificial,yes,,yes,,,Transactinide,,,,39,,,,Ghiorso et al.,1970,,7,,0
106,Seaborgium,Sg,266,160,106,106,7,6,artificial,yes,,yes,,,Transactinide,,,,35,,,,Ghiorso et al.,1974,,7,,0
107,Bohrium,Bh,264,157,107,107,7,7,artificial,yes,,yes,,,Transactinide,,,,37,,,,Armbruster and M<>nzenberg,1981,,7,,0
108,Hassium,Hs,267,159,108,108,7,8,artificial,yes,,yes,,,Transactinide,,,,41,,,,Armbruster and M<>nzenberg,1983,,7,,0
109,Meitnerium,Mt,268,159,109,109,7,9,artificial,yes,,yes,,,Transactinide,,,,35,,,,"GSI, Darmstadt, West Germany",1982,,7,,0
110,Darmstadtium ,Ds ,271,161,110,110,7,10,artificial,yes,,yes,,,Transactinide,,,,,,,,,1994,,7,,0
111,Roentgenium ,Rg ,272,161,111,111,7,11,artificial,yes,,yes,,,Transactinide,,,,,,,,,1994,,7,,0
112,Copernicium ,Cn ,285,173,112,112,7,12,artificial,yes,,yes,,,Transactinide,,,,,,,,,1996,,7,,0
113,Nihonium,Nh,284,171,113,113,7,13,artificial,yes,,yes,,,,,,,,,,,,2004,,7,3,0
114,Flerovium,Fl,289,175,114,114,7,14,artificial,yes,,yes,,,Transactinide,,,,,,,,,1999,,7,4,0
115,Moscovium,Mc,288,173,115,115,7,15,artificial,yes,,yes,,,,,,,,,,,,2010,,7,5,0
116,Livermorium,Lv,292,176,116,116,7,16,artificial,yes,,yes,,,Transactinide,,,,,,,,,2000,,7,6,0
117,Tennessine,Ts,295,178,117,117,7,17,artificial,yes,,,yes,,,,,,,,,,,2010,,7,7,0
118,Oganesson,Og,294,176,118,118,7,18,artificial,yes,,,yes,,Noble Gas,,,,,,,,,2006,,7,8,0

1 AtomicNumber Element Symbol AtomicMass NumberofNeutrons NumberofProtons NumberofElectrons Period Group Phase Radioactive Natural Metal Nonmetal Metalloid Type AtomicRadius Electronegativity FirstIonization Density MeltingPoint BoilingPoint NumberOfIsotopes Discoverer Year SpecificHeat NumberofShells NumberofValence Conductivity
2 1 Hydrogen H 1.007 0 1 1 1 1 gas yes yes Nonmetal 0.79 2.2 13.5984 8.99E-05 0.0000899 14.175 20.28 3 Cavendish 1766 14.304 1 1 0
3 2 Helium He 4.002 2 2 2 1 18 gas yes yes Noble Gas 0.49 24.5874 1.79E-04 0.000179 4.22 5 Janssen 1868 5.193 1 0
4 3 Lithium Li 6.941 4 3 3 2 1 solid yes yes Alkali Metal 2.1 0.98 5.3917 5.34E-01 0.534 453.85 1615 5 Arfvedson 1817 3.582 2 1 11000000
5 4 Beryllium Be 9.012 5 4 4 2 2 solid yes yes Alkaline Earth Metal 1.4 1.57 9.3227 1.85E+00 1.85 1560.15 2742 6 Vaulquelin 1798 1.825 2 2 25000000
6 5 Boron B 10.811 6 5 5 2 13 solid yes yes Metalloid 1.2 2.04 8.298 2.34E+00 2.34 2573.15 4200 6 Gay-Lussac 1808 1.026 2 3 0.0001
7 6 Carbon C 12.011 6 6 6 2 14 solid yes yes Nonmetal 0.91 2.55 11.2603 2.27E+00 2.27 3948.15 4300 7 Prehistoric 0.709 2 4 100000
8 7 Nitrogen N 14.007 7 7 7 2 15 gas yes yes Nonmetal 0.75 3.04 14.5341 1.25E-03 0.00125 63.29 77.36 8 Rutherford 1772 1.04 2 5 0
9 8 Oxygen O 15.999 8 8 8 2 16 gas yes yes Nonmetal 0.65 3.44 13.6181 1.43E-03 0.00143 50.5 90.2 8 Priestley/Scheele 1774 0.918 2 6 0
10 9 Fluorine F 18.998 10 9 9 2 17 gas yes yes Halogen 0.57 3.98 17.4228 1.70E-03 0.0017 53.63 85.03 6 Moissan 1886 0.824 2 7 0
11 10 Neon Ne 20.18 10 10 10 2 18 gas yes yes Noble Gas 0.51 21.5645 9.00E-04 0.0009 24.703 27.07 8 Ramsay and Travers 1898 1.03 2 8 0
12 11 Sodium Na 22.99 12 11 11 3 1 solid yes yes Alkali Metal 2.2 0.93 5.1391 9.71E-01 0.971 371.15 1156 7 Davy 1807 1.228 3 1 21000000
13 12 Magnesium Mg 24.305 12 12 12 3 2 solid yes yes Alkaline Earth Metal 1.7 1.31 7.6462 1.74E+00 1.74 923.15 1363 8 Black 1755 1.023 3 2 23000000
14 13 Aluminum Al 26.982 14 13 13 3 13 solid yes yes Metal 1.8 1.61 5.9858 2.70E+00 2.7 933.4 2792 8 Wshler 1827 0.897 3 3 38000000
15 14 Silicon Si 28.086 14 14 14 3 14 solid yes yes Metalloid 1.5 1.9 8.1517 2.33E+00 2.33 1683.15 3538 8 Berzelius 1824 0.705 3 4 1000
16 15 Phosphorus P 30.974 16 15 15 3 15 solid yes yes Nonmetal 1.2 2.19 10.4867 1.82E+00 1.82 317.25 553 7 BranBrand 1669 0.769 3 5 10000000
17 16 Sulfur S 32.065 16 16 16 3 16 solid yes yes Nonmetal 1.1 2.58 10.36 2.07E+00 2.07 388.51 717.8 10 Prehistoric 0.71 3 6 1E-15
18 17 Chlorine Cl 35.453 18 17 17 3 17 gas yes yes Halogen 0.97 3.16 12.9676 3.21E-03 0.00321 172.31 239.11 11 Scheele 1774 0.479 3 7 0.01
19 18 Argon Ar 39.948 22 18 18 3 18 gas yes yes Noble Gas 0.88 15.7596 1.78E-03 0.00178 83.96 87.3 8 Rayleigh and Ramsay 1894 0.52 3 8 0
20 19 Potassium K 39.098 20 19 19 4 1 solid yes yes Alkali Metal 2.8 0.82 4.3407 8.62E-01 0.862 336.5 1032 10 Davy 1807 0.757 4 1 14000000
21 20 Calcium Ca 40.078 20 20 20 4 2 solid yes yes Alkaline Earth Metal 2.2 1 6.1132 1.54E+00 1.54 1112.15 1757 14 Davy 1808 0.647 4 2 29000000
22 21 Scandium Sc 44.956 24 21 21 4 3 solid yes yes Transition Metal 2.1 1.36 6.5615 2.99E+00 2.99 1812.15 3109 15 Nilson 1878 0.568 4 1800000
23 22 Titanium Ti 47.867 26 22 22 4 4 solid yes yes Transition Metal 2 1.54 6.8281 4.54E+00 4.54 1933.15 3560 9 Gregor 1791 0.523 4 2500000
24 23 Vanadium V 50.942 28 23 23 4 5 solid yes yes Transition Metal 1.9 1.63 6.7462 6.11E+00 6.11 2175.15 3680 9 del Rio 1801 0.489 4 5000000
25 24 Chromium Cr 51.996 28 24 24 4 6 solid yes yes Transition Metal 1.9 1.66 6.7665 7.15E+00 7.15 2130.15 2944 9 Vauquelin 1797 0.449 4 7900000
26 25 Manganese Mn 54.938 30 25 25 4 7 solid yes yes Transition Metal 1.8 1.55 7.434 7.44E+00 7.44 1519.15 2334 11 Gahn, Scheele 1774 0.479 4 620000
27 26 Iron Fe 55.845 30 26 26 4 8 solid yes yes Transition Metal 1.7 1.83 7.9024 7.87E+00 7.87 1808.15 3134 10 Prehistoric 0.449 4 10000000
28 27 Cobalt Co 58.933 32 27 27 4 9 solid yes yes Transition Metal 1.7 1.88 7.881 8.86E+00 8.86 1768.15 3200 14 Brandt 1735 0.421 4 17000000
29 28 Nickel Ni 58.693 31 28 28 4 10 solid yes yes Transition Metal 1.6 1.91 7.6398 8.91E+00 8.91 1726.15 3186 11 Cronstedt 1751 0.444 4 14000000
30 29 Copper Cu 63.546 35 29 29 4 11 solid yes yes Transition Metal 1.6 1.9 7.7264 8.96E+00 8.96 1357.75 2835 11 Prehistoric 0.385 4 59000000
31 30 Zinc Zn 65.38 35 30 30 4 12 solid yes yes Transition Metal 1.5 1.65 9.3942 7.13E+00 7.13 692.88 1180 15 Prehistoric 0.388 4 17000000
32 31 Gallium Ga 69.723 39 31 31 4 13 solid yes yes Metal 1.8 1.81 5.9993 5.91E+00 5.91 302.91 2477 14 de Boisbaudran 1875 0.371 4 3 7100000
33 32 Germanium Ge 72.64 41 32 32 4 14 solid yes yes Metalloid 1.5 2.01 7.8994 5.32E+00 5.32 1211.45 3106 17 Winkler 1886 0.32 4 4 2000
34 33 Arsenic As 74.922 42 33 33 4 15 solid yes yes Metalloid 1.3 2.18 9.7886 5.78E+00 5.78 1090.15 887 14 Albertus Magnus 1250 0.329 4 5 3300000
35 34 Selenium Se 78.96 45 34 34 4 16 solid yes yes Nonmetal 1.2 2.55 9.7524 4.81E+00 4.81 494.15 958 20 Berzelius 1817 0.321 4 6 0
36 35 Bromine Br 79.904 45 35 35 4 17 liq yes yes Halogen 1.1 2.96 11.8138 3.12E+00 3.12 266.05 332 19 Balard 1826 0.474 4 7 1E-10
37 36 Krypton Kr 83.798 48 36 36 4 18 gas yes yes Noble Gas 1 13.9996 3.73E-03 0.00373 115.93 119.93 23 Ramsay and Travers 1898 0.248 4 8 0
38 37 Rubidium Rb 85.468 48 37 37 5 1 solid yes yes Alkali Metal 3 0.82 4.1771 1.53E+00 1.53 312.79 961 20 Bunsen and Kirchoff 1861 0.363 5 1 8300000
39 38 Strontium Sr 87.62 50 38 38 5 2 solid yes yes Alkaline Earth Metal 2.5 0.95 5.6949 2.64E+00 2.64 1042.15 1655 18 Davy 1808 0.301 5 2 7700000
40 39 Yttrium Y 88.906 50 39 39 5 3 solid yes yes Transition Metal 2.3 1.22 6.2173 4.47E+00 4.47 1799.15 3609 21 Gadolin 1794 0.298 5 1800000
41 40 Zirconium Zr 91.224 51 40 40 5 4 solid yes yes Transition Metal 2.2 1.33 6.6339 6.51E+00 6.51 2125.15 4682 20 Klaproth 1789 0.278 5 2400000
42 41 Niobium Nb 92.906 52 41 41 5 5 solid yes yes Transition Metal 2.1 1.6 6.7589 8.57E+00 8.57 2741.15 5017 24 Hatchett 1801 0.265 5 6700000
43 42 Molybdenum Mo 95.96 54 42 42 5 6 solid yes yes Transition Metal 2 2.16 7.0924 1.02E+01 10.2 2890.15 4912 20 Scheele 1778 0.251 5 20000000
44 43 Technetium Tc 98 55 43 43 5 7 artificial yes yes Transition Metal 2 1.9 7.28 1.15E+01 11.5 2473.15 5150 23 Perrier and Segr� 1937 5 5000000
45 44 Ruthenium Ru 101.07 57 44 44 5 8 solid yes yes Transition Metal 1.9 2.2 7.3605 1.24E+01 12.4 2523.15 4423 16 Klaus 1844 0.238 5 14000000
46 45 Rhodium Rh 102.906 58 45 45 5 9 solid yes yes Transition Metal 1.8 2.28 7.4589 1.24E+01 12.4 2239.15 3968 20 Wollaston 1803 0.243 5 23000000
47 46 Palladium Pd 106.42 60 46 46 5 10 solid yes yes Transition Metal 1.8 2.2 8.3369 1.20E+01 12 1825.15 3236 21 Wollaston 1803 0.244 5 10000000
48 47 Silver Ag 107.868 61 47 47 5 11 solid yes yes Transition Metal 1.8 1.93 7.5762 1.05E+01 10.5 1234.15 2435 27 Prehistoric 0.235 5 62000000
49 48 Cadmium Cd 112.411 64 48 48 5 12 solid yes yes Transition Metal 1.7 1.69 8.9938 8.69E+00 8.69 594.33 1040 22 Stromeyer 1817 0.232 5 14000000
50 49 Indium In 114.818 66 49 49 5 13 solid yes yes Metal 2 1.78 5.7864 7.31E+00 7.31 429.91 2345 34 Reich and Richter 1863 0.233 5 3 12000000
51 50 Tin Sn 118.71 69 50 50 5 14 solid yes yes Metal 1.7 1.96 7.3439 7.29E+00 7.29 505.21 2875 28 Prehistoric 0.228 5 4 91000000
52 51 Antimony Sb 121.76 71 51 51 5 15 solid yes yes Metalloid 1.5 2.05 8.6084 6.69E+00 6.69 904.05 1860 29 Early historic times 0.207 5 5 2500000
53 52 Tellurium Te 127.6 76 52 52 5 16 solid yes yes Metalloid 1.4 2.1 9.0096 6.23E+00 6.23 722.8 1261 29 von Reichenstein 1782 0.202 5 6 10000
54 53 Iodine I 126.904 74 53 53 5 17 solid yes yes Halogen 1.3 2.66 10.4513 4.93E+00 4.93 386.65 457.4 24 Courtois 1811 0.214 5 7 0.0000001
55 54 Xenon Xe 131.293 77 54 54 5 18 gas yes yes Noble Gas 1.2 12.1298 5.89E-03 0.00589 161.45 165.03 31 Ramsay and Travers 1898 0.158 5 8 0
56 55 Cesium Cs 132.905 78 55 55 6 1 solid yes yes Alkali Metal 3.3 0.79 3.8939 1.87E+00 1.87 301.7 944 22 Bunsen and Kirchoff 1860 0.242 6 1 5000000
57 56 Barium Ba 137.327 81 56 56 6 2 solid yes yes Alkaline Earth Metal 2.8 0.89 5.2117 3.59E+00 3.59 1002.15 2170 25 Davy 1808 0.204 6 2 2900000
58 57 Lanthanum La 138.905 82 57 57 6 3 solid yes yes Lanthanide 2.7 1.1 5.5769 6.15E+00 6.15 1193.15 3737 19 Mosander 1839 0.195 6 1600000
59 58 Cerium Ce 140.116 82 58 58 6 solid yes yes Lanthanide 2.7 1.12 5.5387 6.77E+00 6.77 1071.15 3716 19 Berzelius 1803 0.192 6 1400000
60 59 Praseodymium Pr 140.908 82 59 59 6 solid yes yes Lanthanide 2.7 1.13 5.473 6.77E+00 6.77 1204.15 3793 15 von Welsbach 1885 0.193 6 1400000
61 60 Neodymium Nd 144.242 84 60 60 6 solid yes yes Lanthanide 2.6 1.14 5.525 7.01E+00 7.01 1289.15 3347 16 von Welsbach 1885 0.19 6 1600000
62 61 Promethium Pm 145 84 61 61 6 artificial yes yes Lanthanide 2.6 1.13 5.582 7.26E+00 7.26 1204.15 3273 14 Marinsky et al. 1945 6 1300000
63 62 Samarium Sm 150.36 88 62 62 6 solid yes yes Lanthanide 2.6 1.17 5.6437 7.52E+00 7.52 1345.15 2067 17 Boisbaudran 1879 0.197 6 1100000
64 63 Europium Eu 151.964 89 63 63 6 solid yes yes Lanthanide 2.6 1.2 5.6704 5.24E+00 5.24 1095.15 1802 21 Demarcay 1901 0.182 6 1100000
65 64 Gadolinium Gd 157.25 93 64 64 6 solid yes yes Lanthanide 2.5 1.2 6.1501 7.90E+00 7.9 1585.15 3546 17 de Marignac 1880 0.236 6 770000
66 65 Terbium Tb 158.925 94 65 65 6 solid yes yes Lanthanide 2.5 1.2 5.8638 8.23E+00 8.23 1630.15 3503 24 Mosander 1843 0.182 6 830000
67 66 Dysprosium Dy 162.5 97 66 66 6 solid yes yes Lanthanide 2.5 1.22 5.9389 8.55E+00 8.55 1680.15 2840 21 de Boisbaudran 1886 0.17 6 1100000
68 67 Holmium Ho 164.93 98 67 67 6 solid yes yes Lanthanide 2.5 1.23 6.0215 8.80E+00 8.8 1743.15 2993 29 Delafontaine and Soret 1878 0.165 6 1100000
69 68 Erbium Er 167.259 99 68 68 6 solid yes yes Lanthanide 2.5 1.24 6.1077 9.07E+00 9.07 1795.15 3503 16 Mosander 1843 0.168 6 1200000
70 69 Thulium Tm 168.934 100 69 69 6 solid yes yes Lanthanide 2.4 1.25 6.1843 9.32E+00 9.32 1818.15 2223 18 Cleve 1879 0.16 6 1400000
71 70 Ytterbium Yb 173.054 103 70 70 6 solid yes yes Lanthanide 2.4 1.1 6.2542 6.97E+00 6.97 1097.15 1469 16 Marignac 1878 0.155 6 3600000
72 71 Lutetium Lu 174.967 104 71 71 6 solid yes yes Lanthanide 2.3 1.27 5.4259 9.84E+00 9.84 1936.15 3675 22 Urbain/ von Welsbach 1907 0.154 6 1800000
73 72 Hafnium Hf 178.49 106 72 72 6 4 solid yes yes Transition Metal 2.2 1.3 6.8251 1.33E+01 13.3 2500.15 4876 17 Coster and von Hevesy 1923 0.144 6 3300000
74 73 Tantalum Ta 180.948 108 73 73 6 5 solid yes yes Transition Metal 2.1 1.5 7.5496 1.67E+01 16.7 3269.15 5731 19 Ekeberg 1801 0.14 6 7700000
75 74 Wolfram W 183.84 110 74 74 6 6 solid yes yes Transition Metal 2 2.36 7.864 1.93E+01 19.3 3680.15 5828 22 J. and F. d'Elhuyar 1783 0.132 6 20000000
76 75 Rhenium Re 186.207 111 75 75 6 7 solid yes yes Transition Metal 2 1.9 7.8335 2.10E+01 21 3453.15 5869 21 Noddack, Berg, and Tacke 1925 0.137 6 5600000
77 76 Osmium Os 190.23 114 76 76 6 8 solid yes yes Transition Metal 1.9 2.2 8.4382 2.26E+01 22.6 3300.15 5285 19 Tennant 1803 0.13 6 12000000
78 77 Iridium Ir 192.217 115 77 77 6 9 solid yes yes Transition Metal 1.9 2.2 8.967 2.26E+01 22.6 2716.15 4701 25 Tennant 1804 0.131 6 21000000
79 78 Platinum Pt 195.084 117 78 78 6 10 solid yes yes Transition Metal 1.8 2.28 8.9587 2.15E+01 21.5 2045.15 4098 32 Ulloa/Wood 1735 0.133 6 9400000
80 79 Gold Au 196.967 118 79 79 6 11 solid yes yes Transition Metal 1.8 2.54 9.2255 1.93E+01 19.3 1337.73 3129 21 Prehistoric 0.129 6 45000000
81 80 Mercury Hg 200.59 121 80 80 6 12 liq yes yes Transition Metal 1.8 2 10.4375 1.35E+01 13.5 234.43 630 26 Prehistoric 0.14 6 1000000
82 81 Thallium Tl 204.383 123 81 81 6 13 solid yes yes Metal 2.1 2.04 6.1082 1.19E+01 11.9 577.15 1746 28 Crookes 1861 0.129 6 3 6700000
83 82 Lead Pb 207.2 125 82 82 6 14 solid yes yes Metal 1.8 2.33 7.4167 1.13E+01 11.3 600.75 2022 29 Prehistoric 0.129 6 4 4800000
84 83 Bismuth Bi 208.98 126 83 83 6 15 solid yes yes Metal 1.6 2.02 7.2856 9.81E+00 9.81 544.67 1837 19 Geoffroy the Younger 1753 0.122 6 5 770000
85 84 Polonium Po 210 126 84 84 6 16 solid yes yes yes Metalloid 1.5 2 8.417 9.32E+00 9.32 527.15 1235 34 Curie 1898 6 6 2300000
86 85 Astatine At 210 125 85 85 6 17 solid yes yes yes Noble Gas 1.4 2.2 9.3 7.00E+00 7 575.15 610 21 Corson et al. 1940 6 7 0
87 86 Radon Rn 222 136 86 86 6 18 gas yes yes yes Alkali Metal 1.3 10.7485 9.73E-03 0.00973 202.15 211.3 20 Dorn 1900 0.094 6 8 0
88 87 Francium Fr 223 136 87 87 7 1 solid yes yes yes Alkaline Earth Metal 0.7 4.0727 1.87E+00 1.87 300.15 950 21 Perey 1939 7 1 0
89 88 Radium Ra 226 138 88 88 7 2 solid yes yes yes Actinide 0.9 5.2784 5.50E+00 5.5 973.15 2010 15 Pierre and Marie Curie 1898 7 2 1000000
90 89 Actinium Ac 227 138 89 89 7 3 solid yes yes yes Actinide 1.1 5.17 1.01E+01 10.1 1323.15 3471 11 Debierne/Giesel 1899 0.12 7 0
91 90 Thorium Th 232.038 142 90 90 7 solid yes yes yes Actinide 1.3 6.3067 1.17E+01 11.7 2028.15 5061 12 Berzelius 1828 0.113 7 6700000
92 91 Protactinium Pa 231.036 140 91 91 7 solid yes yes yes Actinide 1.5 5.89 1.54E+01 15.4 1873.15 4300 14 Hahn and Meitner 1917 7 5600000
93 92 Uranium U 238.029 146 92 92 7 solid yes yes yes Actinide 1.38 6.1941 1.90E+01 19 1405.15 4404 15 Peligot 1841 0.116 7 3600000
94 93 Neptunium Np 237 144 93 93 7 artificial yes yes Actinide 1.36 6.2657 2.05E+01 20.5 913.15 4273 153 McMillan and Abelson 1940 7 830000
95 94 Plutonium Pu 244 150 94 94 7 artificial yes yes Actinide 1.28 6.0262 1.98E+01 19.8 913.15 3501 163 Seaborg et al. 1940 7 670000
96 95 Americium Am 243 148 95 95 7 artificial yes yes Actinide 1.3 5.9738 1.37E+01 13.7 1267.15 2880 133 Seaborg et al. 1944 7 0
97 96 Curium Cm 247 151 96 96 7 artificial yes yes Actinide 1.3 5.9915 1.35E+01 13.5 1340.15 3383 133 Seaborg et al. 1944 7 0
98 97 Berkelium Bk 247 150 97 97 7 artificial yes yes Actinide 1.3 6.1979 1.48E+01 14.8 1259.15 983 83 Seaborg et al. 1949 7 0
99 98 Californium Cf 251 153 98 98 7 artificial yes yes Actinide 1.3 6.2817 1.51E+01 15.1 1925.15 1173 123 Seaborg et al. 1950 7 0
100 99 Einsteinium Es 252 153 99 99 7 artificial yes yes Actinide 1.3 6.42 1.35E+01 13.5 1133.15 123 Ghiorso et al. 1952 7 0
101 100 Fermium Fm 257 157 100 100 7 artificial yes yes Actinide 1.3 6.5 103 Ghiorso et al. 1953 7 0
102 101 Mendelevium Md 258 157 101 101 7 artificial yes yes Actinide 1.3 6.58 33 Ghiorso et al. 1955 7 0
103 102 Nobelium No 259 157 102 102 7 artificial yes yes Actinide 1.3 6.65 73 Ghiorso et al. 1958 7 0
104 103 Lawrencium Lr 262 159 103 103 7 artificial yes yes Actinide 203 Ghiorso et al. 1961 7 0
105 104 Rutherfordium Rf 261 157 104 104 7 4 artificial yes yes Transactinide 1.81E+01 18.1 Ghiorso et al. 1969 7 0
106 105 Dubnium Db 262 157 105 105 7 5 artificial yes yes Transactinide 3.90E+01 39 Ghiorso et al. 1970 7 0
107 106 Seaborgium Sg 266 160 106 106 7 6 artificial yes yes Transactinide 3.50E+01 35 Ghiorso et al. 1974 7 0
108 107 Bohrium Bh 264 157 107 107 7 7 artificial yes yes Transactinide 3.70E+01 37 Armbruster and M�nzenberg 1981 7 0
109 108 Hassium Hs 267 159 108 108 7 8 artificial yes yes Transactinide 4.10E+01 41 Armbruster and M�nzenberg 1983 7 0
110 109 Meitnerium Mt 268 159 109 109 7 9 artificial yes yes Transactinide 3.50E+01 35 GSI, Darmstadt, West Germany 1982 7 0
111 110 Darmstadtium Ds 271 161 110 110 7 10 artificial yes yes Transactinide 1994 7 0
112 111 Roentgenium Rg 272 161 111 111 7 11 artificial yes yes Transactinide 1994 7 0
113 112 Copernicium Cn 285 173 112 112 7 12 artificial yes yes Transactinide 1996 7 0
114 113 Nihonium Nh 284 171 113 113 7 13 artificial yes yes 2004 7 3 0
115 114 Flerovium Fl 289 175 114 114 7 14 artificial yes yes Transactinide 1999 7 4 0
116 115 Moscovium Mc 288 173 115 115 7 15 artificial yes yes 2010 7 5 0
117 116 Livermorium Lv 292 176 116 116 7 16 artificial yes yes Transactinide 2000 7 6 0
118 117 Tennessine Ts 295 178 117 117 7 17 artificial yes yes 2010 7 7 0
119 118 Oganesson Og 294 176 118 118 7 18 artificial yes yes Noble Gas 2006 7 8 0