Atomic Number,Symbol,Name,Atomic Mass,Electron Configuration,Electronegativity,Atomic Radius,Ionization Energy,Electron Affinity,Oxidation States,Standard State,Melting Point,Boiling Point,Density,Family,Year Discovered,Number of Neutrons,Number of Protons,Number of Electrons,Number of Valence,Valency,Group,Period,Shell,Specific Heat,Radioactive,Occurrence,Source,Table Row,Table Column
1,H,Hydrogen,1.0080 u,1s1,2.2,120 pm,13.598 eV,0.754 eV,"+1, -1",Gas,13.81 K,20.28 K,0.00008988 g/cm3,Nonmetal,1766,0,1,1,1,1,1,1,s-shell,14.304 J/g K,0,Natural,bigbang,1,1
2,He,Helium,4.00260 u,1s2,,140 pm,24.587 eV,,0,Gas,0.95 K,4.22 K,0.0001785 g/cm3,Noble gas,1868,2,2,2,2,0,18,1,s-shell,5.193 J/g K,0,Natural,bigbang,1,18
3,Li,Lithium,7.0 u,[He]2s1,0.98,182 pm,5.392 eV,0.618 eV,1,Solid,453.65 K,1615 K,0.534 g/cm3,Alkali metal,1817,4,3,3,1,1,1,2,s-shell,3.582 J/g K,0,Natural,dyinglow,2,1
4,Be,Beryllium,9.012183 u,[He]2s2,1.57,153 pm,9.323 eV,,2,Solid,1560 K,2744 K,1.85 g/cm3,Alkaline earth metal,1798,5,4,4,2,2,2,2,s-shell,1.825 J/g K,0,Natural,rays,2,2
5,B,Boron,10.81 u,[He]2s2 2p1,2.04,192 pm,8.298 eV,0.277 eV,3,Solid,2348 K,4273 K,2.37 g/cm3,Metalloid,1808,6,5,5,3,3,13,2,p-shell,1.026 J/g K,0,Natural,rays,2,13
6,C,Carbon,12.011 u,[He]2s2 2p2,2.55,170 pm,11.260 eV,1.263 eV,"+4, +2, -4",Solid,3823 K,4098 K,2.2670 g/cm3,Nonmetal,Ancient,6,6,6,4,4,14,2,p-shell,0.709 J/g K,0,Natural,dyinglow,2,14
7,N,Nitrogen,14.007 u,[He] 2s2 2p3,3.04,155 pm,14.534 eV,,"+5, +4, +3, +2, +1, -1, -2, -3",Gas,63.15 K,77.36 K,0.0012506 g/cm3,Nonmetal,1772,7,7,7,5,3,15,2,p-shell,1.040 J/g K,0,Natural,dyinglow,2,15
8,O,Oxygen,15.999 u,[He]2s2 2p4,3.44,152 pm,13.618 eV,1.461 eV,-2,Gas,54.36 K,90.2 K,0.001429 g/cm3,Nonmetal,1774,8,8,8,6,2,16,2,p-shell,0.918 J/g K,0,Natural,dyinghigh,2,16
9,F,Fluorine,18.99840316 u,[He]2s2 2p5,3.98,135 pm,17.423 eV,3.339 eV,-1,Gas,53.53 K,85.03 K,0.001696 g/cm3,Halogen,1670,10,9,9,7,1,17,2,p-shell,0.824 J/g K,0,Natural,dyinghigh,2,17
10,Ne,Neon,20.180 u,[He]2s2 2p6,,154 pm,21.565 eV,,0,Gas,24.56 K,27.07 K,0.0008999 g/cm3,Noble gas,1898,10,10,10,8,0,18,2,p-shell,1.030 J/g K,0,Natural,dyinghigh,2,18
11,Na,Sodium,22.9897693 u,[Ne]3s1,0.93,227 pm,5.139 eV,0.548 eV,1,Solid,370.95 K,1156 K,0.97 g/cm3,Alkali metal,1807,12,11,11,1,1,1,3,s-shell,1.228 J/g K,0,Natural,dyinghigh,3,1
12,Mg,Magnesium,24.305 u,[Ne]3s2,1.31,173 pm,7.646 eV,,2,Solid,923 K,1363 K,1.74 g/cm3,Alkaline earth metal,1808,12,12,12,2,2,2,3,s-shell,1.023 J/g K,0,Natural,dyinghigh,3,2
13,Al,Aluminum,26.981538 u,[Ne]3s2 3p1,1.61,184 pm,5.986 eV,0.441 eV,3,Solid,933.437 K,2792 K,2.70 g/cm3,Post-transition metal,Ancient,14,13,13,3,3,13,3,p-shell,0.897 J/g K,0,Natural,dyinghigh,3,13
14,Si,Silicon,28.085 u,[Ne]3s2 3p2,1.9,210 pm,8.152 eV,1.385 eV,"+4, +2, -4",Solid,1687 K,3538 K,2.3296 g/cm3,Metalloid,1854,14,14,14,4,4,14,3,p-shell,0.705 J/g K,0,Natural,dyinghigh,3,14
15,P,Phosphorus,30.97376200 u,[Ne]3s2 3p3,2.19,180 pm,10.487 eV,0.746 eV,"+5, +3, -3",Solid,317.3 K,553.65 K,1.82 g/cm3,Nonmetal,1669,16,15,15,5,3,15,3,p-shell,0.769 J/g K,0,Natural,dyinghigh,3,15
16,S,Sulfur,32.07 u,[Ne]3s2 3p4,2.58,180 pm,10.360 eV,2.077 eV,"+6, +4, -2",Solid,388.36 K,717.75 K,2.067 g/cm3,Nonmetal,Ancient,16,16,16,6,2,16,3,p-shell,0.710 J/g K,0,Natural,dyinghigh supernova,3,16
17,Cl,Chlorine,35.45 u,[Ne]3s2 3p5,3.16,175 pm,12.968 eV,3.617 eV,"+7, +5, +1, -1",Gas,171.65 K,239.11 K,0.003214 g/cm3,Halogen,1774,18,17,17,7,1,17,3,p-shell,0.479 J/g K,0,Natural,dyinghigh,3,17
18,Ar,Argon,39.9 u,[Ne]3s2 3p6,,188 pm,15.760 eV,,0,Gas,83.8 K,87.3 K,0.0017837 g/cm3,Noble gas,1894,22,18,18,8,0,18,3,p-shell,0.520 J/g K,0,Natural,dyinghigh supernova,3,18
19,K,Potassium,39.0983 u,[Ar]4s1,0.82,275 pm,4.341 eV,0.501 eV,1,Solid,336.53 K,1032 K,0.89 g/cm3,Alkali metal,1807,20,19,19,1,1,1,4,s-shell,0.757 J/g K,0,Natural,dyinghigh,4,1
20,Ca,Calcium,40.08 u,[Ar]4s2,1,231 pm,6.113 eV,,2,Solid,1115 K,1757 K,1.54 g/cm3,Alkaline earth metal,Ancient,20,20,20,2,2,2,4,s-shell,0.647 J/g K,0,Natural,dyinghigh supernova,4,2
21,Sc,Scandium,44.95591 u,[Ar]4s2 3d1,1.36,211 pm,6.561 eV,0.188 eV,3,Solid,1814 K,3109 K,2.99 g/cm3,Transition metal,1879,24,21,21,,,3,4,d-shell,0.568 J/g K,0,Natural,dyinghigh,4,3
22,Ti,Titanium,47.867 u,[Ar]4s2 3d2,1.54,187 pm,6.828 eV,0.079 eV,"+4, +3, +2",Solid,1941 K,3560 K,4.5 g/cm3,Transition metal,1791,26,22,22,,,4,4,d-shell,0.523 J/g K,0,Natural,supernova,4,4
23,V,Vanadium,50.9415 u,[Ar]4s2 3d3,1.63,179 pm,6.746 eV,0.525 eV,"+5, +4, +3, +2",Solid,2183 K,3680 K,6.0 g/cm3,Transition metal,1801,28 23,23,,,,5,4,d-shell,0.489 J/g K,0,Natural,supernova,4,5
24,Cr,Chromium,51.996 u,[Ar]3d5 4s1,1.66,189 pm,6.767 eV,0.666 eV,"+6, +3, +2",Solid,2180 K,2944 K,7.15 g/cm3,Transition metal,1797,28,24,24,,,6,4,d-shell,0.449 J/g K,0,Natural,supernova,4,6
25,Mn,Manganese,54.93804 u,[Ar]4s2 3d5,1.55,197 pm,7.434 eV,,"+7, +4, +3, +2",Solid,1519 K,2334 K,7.3 g/cm3,Transition metal,1774,30,25,25,,,7,4,d-shell,0.479 J/g K,0,Natural,supernova,4,7
26,Fe,Iron,55.84 u,[Ar]4s2 3d6,1.83,194 pm,7.902 eV,0.163 eV,"+3, +2",Solid,1811 K,3134 K,7.874 g/cm3,Transition metal,Ancient,30,26,26,,,8,4,d-shell,0.449 J/g K,0,Natural,supernova,4,8
27,Co,Cobalt,58.93319 u,[Ar]4s2 3d7,1.88,192 pm,7.881 eV,0.661 eV,"+3, +2",Solid,1768 K,3200 K,8.86 g/cm3,Transition metal,1735,32,27,27,,,9,4,d-shell,0.421 J/g K,0,Natural,supernova,4,9
28,Ni,Nickel,58.693 u,[Ar]4s2 3d8,1.91,163 pm,7.640 eV,1.156 eV,"+3, +2",Solid,1728 K,3186 K,8.912 g/cm3,Transition metal,1751,31,28,28,,,10,4,d-shell,0.444 J/g K,0,Natural,supernova,4,10
29,Cu,Copper,63.55 u,[Ar]4s1 3d10,1.9,140 pm,7.726 eV,1.228 eV,"+2, +1",Solid,1357.77 K,2835 K,8.933 g/cm3,Transition metal,Ancient,35,29,29,,,11,4,d-shell,0.385 J/g K,0,Natural,dyinghigh supernova,4,11
30,Zn,Zinc,65.4 u,[Ar]4s2 3d10,1.65,139 pm,9.394 eV,,2,Solid,692.68 K,1180 K,7.134 g/cm3,Transition metal,1746,35,30,30,,,12,4,d-shell,0.388 J/g K,0,Natural,dyinghigh supernova,4,12
31,Ga,Gallium,69.723 u,[Ar]4s2 3d10 4p1,1.81,187 pm,5.999 eV,0.3 eV,3,Solid,302.91 K,2477 K,5.91 g/cm3,Post-transition metal,1875,39,31,31,3,3,13,4,p-shell,0.371 J/g K,0,Natural,dyinghigh,4,13
32,Ge,Germanium,72.63 u,[Ar]4s2 3d10 4p2,2.01,211 pm,7.900 eV,1.35 eV,"+4, +2",Solid,1211.4 K,3106 K,5.323 g/cm3,Metalloid,1886,41,32,32,4,4,14,4,p-shell,0.320 J/g K,0,Natural,dyinghigh,4,14
33,As,Arsenic,74.92159 u,[Ar]4s2 3d10 4p3,2.18,185 pm,9.815 eV,0.81 eV,"+5, +3, -3",Solid,1090 K,887 K,5.776 g/cm3,Metalloid,Ancient,42,33,33,5,3,15,4,p-shell,0.329 J/g K,0,Natural,dyinghigh,4,15
34,Se,Selenium,78.97 u,[Ar]4s2 3d10 4p4,2.55,190 pm,9.752 eV,2.021 eV,"+6, +4, -2",Solid,493.65 K,958 K,4.809 g/cm3,Nonmetal,1817,45,34,34,6,2,16,4,p-shell,0.321 J/g K,0,Natural,dyinghigh,4,16
35,Br,Bromine,79.90 u,[Ar]4s2 3d10 4p5,2.96,183 pm,11.814 eV,3.365 eV,"+5, +1, -1",Liquid,265.95 K,331.95 K,3.11 g/cm3,Halogen,1826,45,35,35,7,1,17,4,p-shell,0.474 J/g K,0,Natural,dyinghigh,4,17
36,Kr,Krypton,83.80 u,[Ar]4s2 3d10 4p6,3,202 pm,14.000 eV,,0,Gas,115.79 K,119.93 K,0.003733 g/cm3,Noble gas,1898,48,36,36,8,0,18,4,p-shell,0.248 J/g K,0,Natural,dyinghigh,4,18
37,Rb,Rubidium,85.468 u,[Kr]5s1,0.82,303 pm,4.177 eV,0.468 eV,1,Solid,312.46 K,961 K,1.53 g/cm3,Alkali metal,1861,48,37,37,1,1,1,5,s-shell,0.363 J/g K,0,Natural,dyinghigh,5,1
38,Sr,Strontium,87.62 u,[Kr]5s2,0.95,249 pm,5.695 eV,,2,Solid,1050 K,1655 K,2.64 g/cm3,Alkaline earth metal,1790,50,38,38,2,2,2,5,s-shell,0.301 J/g K,0,Natural,dyinglow,5,2
39,Y,Yttrium,88.90584 u,[Kr]5s2 4d1,1.22,219 pm,6.217 eV,0.307 eV,3,Solid,1795 K,3618 K,4.47 g/cm3,Transition metal,1794,50,39,39,,,3,5,d-shell,0.298 J/g K,0,Natural,dyinglow,5,3
40,Zr,Zirconium,91.22 u,[Kr]5s2 4d2,1.33,186 pm,6.634 eV,0.426 eV,4,Solid,2128 K,4682 K,6.52 g/cm3,Transition metal,1789,51,40,40,,,4,5,d-shell,0.278 J/g K,0,Natural,dyinglow,5,4
41,Nb,Niobium,92.90637 u,[Kr]5s1 4d4,1.6,207 pm,6.759 eV,0.893 eV,"+5, +3",Solid,2750 K,5017 K,8.57 g/cm3,Transition metal,1801,52,41,41,,,5,5,d-shell,0.265 J/g K,0,Natural,dyinglow,5,5
42,Mo,Molybdenum,95.95 u,[Kr]5s1 4d5,2.16,209 pm,7.092 eV,0.746 eV,6,Solid,2896 K,4912 K,10.2 g/cm3,Transition metal,1778,54,42,42,,,6,5,d-shell,0.251 J/g K,0,Natural,dyinglow neutron,5,6
43,Tc,Technetium,96.90636 u,[Kr]5s2 4d5,1.9,209 pm,7.28 eV,0.55 eV,"+7, +6, +4",Solid,2430 K,4538 K,11 g/cm3,Transition metal,1937,55,43,43,,,7,5,d-shell,,1,Rare,decay,5,7
44,Ru,Ruthenium,101.1 u,[Kr]5s1 4d7,2.2,207 pm,7.361 eV,1.05 eV,3,Solid,2607 K,4423 K,12.1 g/cm3,Transition metal,1827,57,44,44,,,8,5,d-shell,0.238 J/g K,0,Natural,neutron,5,8
45,Rh,Rhodium,102.9055 u,[Kr]5s1 4d8,2.28,195 pm,7.459 eV,1.137 eV,3,Solid,2237 K,3968 K,12.4 g/cm3,Transition metal,1803,58,45,45,,,9,5,d-shell,0.243 J/g K,0,Natural,neutron,5,9
46,Pd,Palladium,106.42 u,[Kr]4d10,2.2,202 pm,8.337 eV,0.557 eV,"+3, +2",Solid,1828.05 K,3236 K,12.0 g/cm3,Transition metal,1803,60,46,46,,,10,5,d-shell,0.244 J/g K,0,Natural,dyinglow neutron,5,10
47,Ag,Silver,107.868 u,[Kr]5s1 4d10,1.93,172 pm,7.576 eV,1.302 eV,1,Solid,1234.93 K,2435 K,10.501 g/cm3,Transition metal,Ancient,61,47,47,,,11,5,d-shell,0.235 J/g K,0,Natural,neutron,5,11
48,Cd,Cadmium,112.41 u,[Kr]5s2 4d10,1.69,158 pm,8.994 eV,,2,Solid,594.22 K,1040 K,8.69 g/cm3,Transition metal,1817,64,48,48,,,12,5,d-shell,0.232 J/g K,0,Natural,dyinglow neutron,5,12
49,In,Indium,114.818 u,[Kr]5s2 4d10 5p1,1.78,193 pm,5.786 eV,0.3 eV,3,Solid,429.75 K,2345 K,7.31 g/cm3,Post-transition metal,1863,66,49,49,3,3,13,5,p-shell,0.233 J/g K,0,Natural,neutron,5,13
50,Sn,Tin,118.71 u,[Kr]5s2 4d10 5p2,1.96,217 pm,7.344 eV,1.2 eV,"+4, +2",Solid,505.08 K,2875 K,7.287 g/cm3,Post-transition metal,Ancient,69,50,50,4,4,14,5,p-shell,0.228 J/g K,0,Natural,dyinglow neutron,5,14
51,Sb,Antimony,121.760 u,[Kr]5s2 4d10 5p3,2.05,206 pm,8.64 eV,1.07 eV,"+5, +3, -3",Solid,903.78 K,1860 K,6.685 g/cm3,Metalloid,Ancient,71,51,51,5,3,15,5,p-shell,0.207 J/g K,0,Natural,neutron,5,15
52,Te,Tellurium,127.6 u,[Kr]5s2 4d10 5p4,2.1,206 pm,9.010 eV,1.971 eV,"+6, +4, -2",Solid,722.66 K,1261 K,6.232 g/cm3,Metalloid,1782,76,52,52,6,2,16,5,p-shell,0.202 J/g K,0,Natural,dyinglow neutron,5,16
53,I,Iodine,126.9045 u,[Kr]5s2 4d10 5p5,2.66,198 pm,10.451 eV,3.059 eV,"+7, +5, +1, -1",Solid,386.85 K,457.55 K,4.93 g/cm3,Halogen,1811,74,53,53,7,1,17,5,p-shell,0.214 J/g K,0,Natural,neutron,5,17
54,Xe,Xenon,131.29 u,[Kr]5s2 4d10 5p6,2.6,216 pm,12.130 eV,,0,Gas,161.36 K,165.03 K,0.005887 g/cm3,Noble gas,1898,77,54,54,8,0,18,5,p-shell,0.158 J/g K,0,Natural,neutron,5,18
55,Cs,Cesium,132.9054520 u,[Xe]6s1,0.79,343 pm,3.894 eV,0.472 eV,1,Solid,301.59 K,944 K,1.93 g/cm3,Alkali metal,1860,78,55,55,1,1,1,6,s-shell,0.242 J/g K,0,Natural,neutron,6,1
56,Ba,Barium,137.33 u,[Xe]6s2,0.89,268 pm,5.212 eV,,2,Solid,1000 K,2170 K,3.62 g/cm3,Alkaline earth metal,1808,81,56,56,2,2,2,6,s-shell,0.204 J/g K,0,Natural,dyinglow,6,2
57,La,Lanthanum,138.9055 u,[Xe]6s2 5d1,1.1,240 pm,5.577 eV,0.5 eV,3,Solid,1191 K,3737 K,6.15 g/cm3,Lanthanide,1839,82,57,57,,,3,6,f-shell,0.195 J/g K,0,Natural,dyinglow neutron,6,3
58,Ce,Cerium,140.116 u,[Xe]6s2 4f1 5d1,1.12,235 pm,5.539 eV,0.5 eV,"+4, +3",Solid,1071 K,3697 K,6.770 g/cm3,Lanthanide,1803,82,58,58,,,,6,f-shell,0.192 J/g K,0,Natural,dyinglow,9,3
59,Pr,Praseodymium,140.90766 u,[Xe]6s2 4f3,1.13,239 pm,5.464 eV,,3,Solid,1204 K,3793 K,6.77 g/cm3,Lanthanide,1885,82,59,59,,,,6,f-shell,0.193 J/g K,0,Natural,dyinglow neutron,9,4
60,Nd,Neodymium,144.24 u,[Xe]6s2 4f4,1.14,229 pm,5.525 eV,,3,Solid,1294 K,3347 K,7.01 g/cm3,Lanthanide,1885,84,60,60,,,,6,f-shell,0.190 J/g K,0,Natural,dyinglow neutron,9,5
61,Pm,Promethium,144.91276 u,[Xe]6s2 4f5,,236 pm,5.55 eV,,3,Solid,1315 K,3273 K,7.26 g/cm3,Lanthanide,1945,84,61,61,,,,6,f-shell,,1,Rare,decay,9,6
62,Sm,Samarium,150.4 u,[Xe]6s2 4f6,1.17,229 pm,5.644 eV,,"+3, +2",Solid,1347 K,2067 K,7.52 g/cm3,Lanthanide,1879,88,62,62,,,,6,f-shell,0.197 J/g K,0,Natural,neutron,9,7
63,Eu,Europium,151.964 u,[Xe]6s2 4f7,,233 pm,5.670 eV,,"+3, +2",Solid,1095 K,1802 K,5.24 g/cm3,Lanthanide,1901,89,63,63,,,,6,f-shell,0.182 J/g K,0,Natural,neutron,9,8
64,Gd,Gadolinium,157.2 u,[Xe]6s2 4f7 5d1,1.2,237 pm,6.150 eV,,3,Solid,1586 K,3546 K,7.90 g/cm3,Lanthanide,1880,93,64,64,,,,6,f-shell,0.236 J/g K,0,Natural,neutron,9,9
65,Tb,Terbium,158.92535 u,[Xe]6s2 4f9,,221 pm,5.864 eV,,3,Solid,1629 K,3503 K,8.23 g/cm3,Lanthanide,1843,94,65,65,,,,6,f-shell,0.182 J/g K,0,Natural,neutron,9,10
66,Dy,Dysprosium,162.500 u,[Xe]6s2 4f10,1.22,229 pm,5.939 eV,,3,Solid,1685 K,2840 K,8.55 g/cm3,Lanthanide,1886,97,66,66,,,,6,f-shell,0.170 J/g K,0,Natural,neutron,9,11
67,Ho,Holmium,164.93033 u,[Xe]6s2 4f11,1.23,216 pm,6.022 eV,,3,Solid,1747 K,2973 K,8.80 g/cm3,Lanthanide,1878,98,67,67,,,,6,f-shell,0.165 J/g K,0,Natural,neutron,9,12
68,Er,Erbium,167.26 u,[Xe]6s2 4f12,1.24,235 pm,6.108 eV,,3,Solid,1802 K,3141 K,9.07 g/cm3,Lanthanide,1843,99,68,68,,,,6,f-shell,0.168 J/g K,0,Natural,neutron,9,13
69,Tm,Thulium,168.93422 u,[Xe]6s2 4f13,1.25,227 pm,6.184 eV,,3,Solid,1818 K,2223 K,9.32 g/cm3,Lanthanide,1879,100,69,69,,,,6,f-shell,0.160 J/g K,0,Natural,neutron,9,14
70,Yb,Ytterbium,173.05 u,[Xe]6s2 4f14,,242 pm,6.254 eV,,"+3, +2",Solid,1092 K,1469 K,6.90 g/cm3,Lanthanide,1878,103,70,70,,,,6,f-shell,0.155 J/g K,0,Natural,neutron,9,15
71,Lu,Lutetium,174.9668 u,[Xe]6s2 4f14 5d1,1.27,221 pm,5.426 eV,,3,Solid,1936 K,3675 K,9.84 g/cm3,Lanthanide,1907,104,71,71,,,,6,f-shell,0.154 J/g K,0,Natural,neutron,9,16
72,Hf,Hafnium,178.49 u,[Xe]6s2 4f14 5d2,1.3,212 pm,6.825 eV,,4,Solid,2506 K,4876 K,13.3 g/cm3,Transition metal,1923,106,72,72,,,4,6,d-shell,0.144 J/g K,0,Natural,dyinglow neutron,6,4
73,Ta,Tantalum,180.9479 u,[Xe]6s2 4f14 5d3,1.5,217 pm,7.89 eV,0.322 eV,5,Solid,3290 K,5731 K,16.4 g/cm3,Transition metal,1802,108,73,73,,,5,6,d-shell,0.140 J/g K,0,Natural,dyinglow neutron,6,5
74,W,Tungsten,183.84 u,[Xe]6s2 4f14 5d4,2.36,210 pm,7.98 eV,0.815 eV,6,Solid,3695 K,5828 K,19.3 g/cm3,Transition metal,1783,110,74,74,,,6,6,d-shell,0.132 J/g K,0,Natural,dyinglow neutron,6,6
75,Re,Rhenium,186.207 u,[Xe]6s2 4f14 5d5,1.9,217 pm,7.88 eV,0.15 eV,"+7, +6, +4",Solid,3459 K,5869 K,20.8 g/cm3,Transition metal,1925,111,75,75,,,7,6,d-shell,0.137 J/g K,0,Natural,neutron,6,7
76,Os,Osmium,190.2 u,[Xe]6s2 4f14 5d6,2.2,216 pm,8.7 eV,1.1 eV,"+4, +3",Solid,3306 K,5285 K,22.57 g/cm3,Transition metal,1803,114,76,76,,,8,6,d-shell,0.130 J/g K,0,Natural,neutron,6,8
77,Ir,Iridium,192.22 u,[Xe]6s2 4f14 5d7,2.2,202 pm,9.1 eV,1.565 eV,"+4, +3",Solid,2719 K,4701 K,22.42 g/cm3,Transition metal,1803,115,77,77,,,9,6,d-shell,0.131 J/g K,0,Natural,neutron,6,9
78,Pt,Platinum,195.08 u,[Xe]6s1 4f14 5d9,2.28,209 pm,9 eV,2.128 eV,"+4, +2",Solid,2041.55 K,4098 K,21.46 g/cm3,Transition metal,1735,117,78,78,,,10,6,d-shell,0.133 J/g K,0,Natural,neutron,6,10
79,Au,Gold,196.96657 u,[Xe]6s1 4f14 5d10,2.54,166 pm,9.226 eV,2.309 eV,"+3, +1",Solid,1337.33 K,3129 K,19.282 g/cm3,Transition metal,Ancient,118,79,79,,,11,6,d-shell,0.129 J/g K,0,Natural,neutron,6,11
80,Hg,Mercury,200.59 u,[Xe]6s2 4f14 5d10,2,209 pm,10.438 eV,,"+2, +1",Liquid,234.32 K,629.88 K,13.5336 g/cm3,Transition metal,Ancient,121,80,80,,,12,6,d-shell,0.140 J/g K,0,Natural,dyinglow neutron,6,12
81,Tl,Thallium,204.383 u,[Xe]6s2 4f14 5d10 6p1,1.62,196 pm,6.108 eV,0.2 eV,"+3, +1",Solid,577 K,1746 K,11.8 g/cm3,Post-transition metal,1861,123,81,81,3,3,13,6,p-shell,0.129 J/g K,0,Natural,dyinglow,6,13
82,Pb,Lead,207 u,[Xe]6s2 4f14 5d10 6p2,2.33,202 pm,7.417 eV,0.36 eV,"+4, +2",Solid,600.61 K,2022 K,11.342 g/cm3,Post-transition metal,Ancient,125,82,82,4,4,14,6,p-shell,0.129 J/g K,0,Natural,dyinglow neutron,6,14
83,Bi,Bismuth,208.98040 u,[Xe]6s2 4f14 5d10 6p3,2.02,207 pm,7.289 eV,0.946 eV,"+5, +3",Solid,544.55 K,1837 K,9.807 g/cm3,Post-transition metal,1753,126,83,83,5,3,15,6,p-shell,0.122 J/g K,0,Natural,neutron,6,15
84,Po,Polonium,208.98243 u,[Xe]6s2 4f14 5d10 6p4,2,197 pm,8.417 eV,1.9 eV,"+4, +2",Solid,527 K,1235 K,9.32 g/cm3,Metalloid,1898,126,84,84,6,2,16,6,p-shell,,1,Natural,decay,6,16
85,At,Astatine,209.98715 u,[Xe]6s2 4f14 5d10 6p5,2.2,202 pm,9.5 eV,2.8 eV,"7, 5, 3, 1, -1",Solid,575 K,,7 g/cm3,Halogen,1940,125,85,85,7,1,17,6,p-shell,,1,Rare,decay,6,17
86,Rn,Radon,222.01758 u,[Xe]6s2 4f14 5d10 6p6,,220 pm,10.745 eV,,0,Gas,202 K,211.45 K,0.00973 g/cm3,Noble gas,1900,136,86,86,8,0,18,6,p-shell,0.094 J/g K,1,Natural,decay,6,18
87,Fr,Francium,223.01973 u,[Rn]7s1,0.7,348 pm,3.9 eV,0.47 eV,1,Solid,300 K,,,Alkali metal,1939,136,87,87,1,1,1,7,s-shell,,1,Rare,decay,7,1
88,Ra,Radium,226.02541 u,[Rn]7s2,0.9,283 pm,5.279 eV,,2,Solid,973 K,1413 K,5 g/cm3,Alkaline earth metal,1898,138,88,88,2,2,2,7,s-shell,,1,Natural,decay,7,2
89,Ac,Actinium,227.02775 u,[Rn]7s2 6d1,1.1,260 pm,5.17 eV,,3,Solid,1324 K,3471 K,10.07 g/cm3,Actinide,1899,138,89,89,,,3,7,f-shell,0.120 J/g K,1,Natural,decay,7,3
90,Th,Thorium,232.038 u,[Rn]7s2 6d2,1.3,237 pm,6.08 eV,,4,Solid,2023 K,5061 K,11.72 g/cm3,Actinide,1828,142,90,90,,,,7,f-shell,0.113 J/g K,1,Natural,neutron,10,3
91,Pa,Protactinium,231.03588 u,[Rn]7s2 5f2 6d1,1.5,243 pm,5.89 eV,,"+5, +4",Solid,1845 K,,15.37 g/cm3,Actinide,1913,140,91,91,,,,7,f-shell,,1,Natural,decay,10,4
92,U,Uranium,238.0289 u,[Rn]7s2 5f3 6d1,1.38,240 pm,6.194 eV,,"+6, +5, +4, +3",Solid,1408 K,4404 K,18.95 g/cm3,Actinide,1789,146,92,92,,,,7,f-shell,0.116 J/g K,1,Natural,neutron,10,5
93,Np,Neptunium,237.048172 u,[Rn]7s2 5f4 6d1,1.36,221 pm,6.266 eV,,"+6, +5, +4, +3",Solid,917 K,4175 K,20.25 g/cm3,Actinide,1940,144,93,93,,,,7,f-shell,,1,Rare,decay,10,6
94,Pu,Plutonium,244.06420 u,[Rn]7s2 5f6,1.28,243 pm,6.06 eV,,"+6, +5, +4, +3",Solid,913 K,3501 K,19.84 g/cm3,Actinide,1940,150,94,94,,,,7,f-shell,,1,Rare,neutron,10,7
95,Am,Americium,243.061380 u,[Rn]7s2 5f7,1.3,244 pm,5.993 eV,,"+6, +5, +4, +3",Solid,1449 K,2284 K,13.69 g/cm3,Actinide,1944,148,95,95,,,,7,f-shell,,1,Rare,human,10,8
96,Cm,Curium,247.07035 u,[Rn]7s2 5f7 6d1,1.3,245 pm,6.02 eV,,3,Solid,1618 K,3400 K,13.51 g/cm3,Actinide,1944,151,96,96,,,,7,f-shell,,1,Rare,human,10,9
97,Bk,Berkelium,247.07031 u,[Rn]7s2 5f9,1.3,244 pm,6.23 eV,,"+4, +3",Solid,1323 K,,14 g/cm3,Actinide,1949,150,97,97,,,,7,f-shell,,1,Rare,human,10,10
98,Cf,Californium,251.07959 u,[Rn]7s2 5f10,1.3,245 pm,6.30 eV,,3,Solid,1173 K,,,Actinide,1950,153,98,98,,,,7,f-shell,,1,Rare,human,10,11
99,Es,Einsteinium,252.0830 u,[Rn]7s2 5f11,1.3,245 pm,6.42 eV,,3,Solid,1133 K,,,Actinide,1952,153,99,99,,,,7,f-shell,,1,Synthetic,human,10,12
100,Fm,Fermium,257.09511 u,[Rn] 5f12 7s2,1.3,,6.50 eV,,3,Solid,1800 K,,,Actinide,1952,157,100,100,,,,7,f-shell,,1,Synthetic,human,10,13
101,Md,Mendelevium,258.09843 u,[Rn]7s2 5f13,1.3,,6.58 eV,,"+3, +2",Solid,1100 K,,,Actinide,1955,157,101,101,,,,7,f-shell,,1,Synthetic,human,10,14
102,No,Nobelium,259.10100 u,[Rn]7s2 5f14,1.3,,6.65 eV,,"+3, +2",Solid,1100 K,,,Actinide,1957,157,102,102,,,,7,f-shell,,1,Synthetic,human,10,15
103,Lr,Lawrencium,266.120 u,[Rn]7s2 5f14 6d1,,,,,3,Solid,1900 K,,,Actinide,1961,159,103,103,,,,7,f-shell,,1,Synthetic,human,10,16
104,Rf,Rutherfordium,267.122 u,[Rn]7s2 5f14 6d2,,,,,4,Solid,,,,Transition metal,1964,157,104,104,,,4,7,d-shell,,1,Synthetic,human,7,4
105,Db,Dubnium,268.126 u,[Rn]7s2 5f14 6d3,,,,,"5, 4, 3",Solid,,,,Transition metal,1967,157,105,105,,,5,7,d-shell,,1,Synthetic,human,7,5
106,Sg,Seaborgium,269.128 u,[Rn]7s2 5f14 6d4,,,,,"6, 5, 4, 3, 0",Solid,,,,Transition metal,1974,160,106,106,,,6,7,d-shell,,1,Synthetic,human,7,6
107,Bh,Bohrium,270.133 u,[Rn]7s2 5f14 6d5,,,,,"7, 5, 4, 3",Solid,,,,Transition metal,1976,157,107,107,,,7,7,d-shell,,1,Synthetic,human,7,7
108,Hs,Hassium,269.1336 u,[Rn]7s2 5f14 6d6,,,,,"8, 6, 5, 4, 3, 2",Solid,,,,Transition metal,1984,159,108,108,,,8,7,d-shell,,1,Synthetic,human,7,8
109,Mt,Meitnerium,277.154 u,[Rn]7s2 5f14 6d7 **,,,,,"9, 8, 6, 4, 3, 1",Solid,,,,Transition metal,1982,159,109,109,,,9,7,d-shell,,1,Synthetic,human,7,9
110,Ds,Darmstadtium,282.166 u,[Rn]7s2 5f14 6d8 **,,,,,"8, 6, 4, 2, 0",Solid **,,,,Transition metal,1994,161,110,110,,,10,7,d-shell,,1,Synthetic,human,7,10
111,Rg,Roentgenium,282.169 u,[Rn]7s2 5f14 6d9 **,,,,,"5, 3, 1, -1",Solid **,,,,Transition metal,1994,161,111,111,,,11,7,d-shell,,1,Synthetic,human,7,11
112,Cn,Copernicium,286.179 u,[Rn]7s2 5f14 6d10 **,,,,,"2, 1, 0",Solid **,,,,Transition metal,1996,173,112,112,,,12,7,d-shell,,1,Synthetic,human,7,12
113,Nh,Nihonium,286.182 u,[Rn]5f14 6d10 7s2 7p1 **,,,,,,Solid **,,,,Post-transition metal,2004,171,113,113,3,3,13,7,p-shell,,1,Synthetic,human,7,13
114,Fl,Flerovium,290.192 u,[Rn]7s2 7p2 5f14 6d10 **,,,,,"6, 4, 2, 1, 0",Solid **,,,,Post-transition metal,1998,175,114,114,4,4,14,7,p-shell,,1,Synthetic,human,7,14
115,Mc,Moscovium,290.196 u,[Rn]7s2 7p3 5f14 6d10 **,,,,,"3, 1",Solid **,,,,Post-transition metal,2003,173,115,115,5,3,15,7,p-shell,,1,Synthetic,human,7,15
116,Lv,Livermorium,293.205 u,[Rn]7s2 7p4 5f14 6d10 **,,,,,"+4, +2, -2",Solid **,,,,Post-transition metal,2000,176,116,116,6,2,16,7,p-shell,,1,Synthetic,human,7,16
117,Ts,Tennessine,294.211 u,[Rn]7s2 7p5 5f14 6d10 **,,,,,"+5, +3, +1, -1",Solid **,,,,Halogen,2010,178,117,117,7,1,17,7,p-shell,,1,Synthetic,human,7,17
118,Og,Oganesson,295.216 u,[Rn]7s2 7p6 5f14 6d10 **,,,,,"+6, +4, +2, +1, 0, -1",Gas **,,,,Noble gas,2006,176,118,118,8,0,18,7,p-shell,,1,Synthetic,human,7,18