Appendix:Lista över grundämnen: Skillnad mellan sidversioner

| Cf || [[Californium]] || 98 || 251,0796 || 15,1 || 900 || || 1950 || [[Glenn T. Seaborg|Seaborg]]

| Co || [[Kobolt]]  || 27 || 58,9332 || 8,89 || 1495 || 2870 || 1735 || [[Georg Brandt|G. Brandt]]

| Cr || [[Krom]]  || 24 || 51,9961 || 7,14 || 1857 || 2482 || 1797 || [[Louis Vauquelin|Vauquelin]]

| Cs || [[Cesium]] || 55 || 132,90543 || 1,90 || 28,4 || 690 || 1860 || [[Gustav Kirchhoff|Kirchhoff]] och [[Robert Bunsen|Bunsen]]  

| Cu (Cuprum) || [[Koppar]]  || 29 || 63,546 || 8,92 || 1083,5 || 2595 || Förhistoriskt || Okänd

| Db || [[Dubnium]] || 105 || 262,1138 ||  ||  || || 1967/70 || [[Georgij Flerow|Flerow]] eller [[Albert Ghiorso|Ghiorso]]  

| Ds || [[Darmstadtium]]  || 110 || 269 ||  ||  || || 1994 || [[Gesellschaft für Schwerionenforschung]]

| Dy || [[Dysprosium]]  || 66 || 162,5 || 8,56 || 1409 || 2335 || 1886 || [[Paul Émile Lecoq de Boisbaudran|Lecoq de Boisbaudran]]  

| Er || [[Erbium]]  || 68 || 167,26 || 9,05 || 1522 || 2510 || 1842 || [[Carl Gustaf Mosander|Mosander]]  

| Es  || [[Einsteinium]] || 99 || 252,0829 ||  || 860 || || 1952 || [[Glenn T. Seaborg|Seaborg]]

| Eu || [[Europium]] || 63 || 151,965 || 5,25 || 822 || 1597 || 1901 || [[Eugène−Antole Demaçay|Demaçay]]

| F || [[Fluor]] || 9 || 18,9984032 || 0,00158 || −219,6 || −188,1 || 1886 || [[Henri Moissan|Moissan]]

| Fe (Ferrum) || [[Järn]] || 26 || 55,847 || 7,87 || 1535 || 2750 || Förhistoriskt || Okänd

| Fl || [[Flerovium]] || 114 || 289 ||  ||  || || 1999 || [[Joint Institute for Nuclear Research]]

| Fm || [[Fermium]] || 100 || 257,0951 ||  ||  || || 1952 || [[Glenn T. Seaborg|Seaborg]]  

| Fr || [[Francium]] || 87 || 223,0197 ||  || 27 || 677 || 1939 || [[Marguerite Perey|Perey]]  

| Ga || [[Gallium]] || 31 || 69,723 || 5,91 || 29,8 || 2403 || 1875 || [[Paul Émile Lecoq de Boisbaudran|Lecoq de Boisbaudran]]  

| Gd || [[Gadolinium]] || 64 || 157,25 || 7,89 || 1311 || 3233 || 1880 || [[Jean Charles Galissard de Marignac|de Marignac]]  

| Ge || [[Germanium]]|| 32 || 72,61 || 5,32 || 937,4 || 2830 || 1886 || [[Clemens Winkler|Winkler]]

| H (Hydrogenium) || [[Väte]]  || 1 || 1,00794 || 0,000084 || −259,1 || −252,9 || 1766 || [[Henry Cavendish|Cavendish]]

| He || [[Helium]] || 2 || 4,002602 || 0,00017 || −272,2 || −268,9 || 1895 || [[William Ramsay|Ramsay]] och [[Per Teodor Cleve|Cleve]]

| Hf || [[Hafnium]] || 72 || 178,49 || 13,31 || 2150 || 5400 || 1923 || [[Dirk Coster (fysiker)|Coster]] och [[George de Hevesy|Hevesy]]  

| Hg (Hydrargentum) || [[Kvicksilver]] || 80 || 200,59 || 13,55 || −38,9 || 356,6 || Förhistoriskt || Okänd

| Ho || [[Holmium]] || 67 || 164,93032 || 8,78 || 1470 || 2720 || 1878 || [[Jacques Louis Soret|Soret]]

| Hs || [[Hassium]] || 108 || 265 ||  ||  || || 1984 || [[Gesellschaft für Schwerionenforschung]]

| I || [[Jod]] || 53 || 126,90447 || 4,94 || 113,5 || 184,4 || 1811 || [[Barnard Courtois|Courtois]]

| In || [[Indium]]  || 49 || 114,82 || 7,31 || 156,2 || 2080 || 1863 || [[Ferdinand Reich|Reich]] och [[Theodor Richter|Richter]]  

| Ir || [[Iridium]]  || 77 || 192,22 || 22,65 || 2410 || 4130 || 1803 || [[Smithson Tennant|Tennant]] m.fl.  

| K || [[Kalium]]  || 19 || 39,0983 || 0,86 || 63,7 || 774 || 1807 || [[Humphry Davy|Davy]]

| Kr || [[Krypton]]  || 36 || 83,8 || 0,00348 || −156,6 || −152,3 || 1898 || [[William Ramsay|Ramsay]] och [[Morris Travers|Travers]]  

| La || [[Lantan]] || 57 || 138,9055 || 6,16 || 920 || 3454 || 1839 || [[Carl Gustaf Mosander|Mosander]]  

| Li || [[Litium]]  || 3 || 6,941 || 0,53 || 180,5 || 1317 || 1817 || [[Johan August Arfwedson|Arfwedson]]

| Lr || [[Lawrencium]]  || 103 || 260,1053 ||  ||  || || 1961 || [[Albert Ghiorso|Ghiorso]]

| Lu || [[Lutetium]] || 71 || 174,967 || 9,84 || 1656 || 3315 || 1907 || [[Georges Urbain|Urbain]]

| Lv || [[Livermorium]] || 116 || 292 ||  ||  || || 2000 || [[Joint Institute for Nuclear Research]]

| Mc || [[Moskovium]] || 115 || 288 ||  ||  || || 2004 || [[Joint Institute for Nuclear Research]]

| Md || [[Mendelevium]] || 101 || 258,0986 ||  ||  || || 1955 || [[Glenn T. Seaborg|Seaborg]]

| Mg || [[Magnesium]] ||12 || 24,305 || 1,74 || 648,8 || 1107 || 1755 || [[Joseph Black|Black]]

| Mn || [[Mangan]] || 25 ||  54,93805 || 7,44 || 1244 || 2097 || 1774 || [[Johan Gottlieb Gahn|Gahn]]

| Mo || [[Molybden]] || 42 || 95,94 || 10,28 || 2617 || 5560 || 1778 || [[Carl Wilhelm Scheele|Scheele]]

| Mt || [[Meitnerium]] || 109 || 266 ||  ||  || || 1982 || [[Gesellschaft für Schwerionenforschung]]

| N (Nitrogenium) || [[Kväve]] || 7 || 14,00674 || 0,00117 || −209,9 || −195,8 || 1772 || [[Daniel Rutherford|Rutherford]]

| Na || [[Natrium]] || 11 || 22,989768 || 0,97 || 97,8 || 892 || 1807 || [[Humphry Davy|Davy]]  

| Nb || [[Niob]] || 41 || 92,90638 || 8,58 || 2468 || 4927 || 1801 || [[Charles Hatchett|Hatchett]]

| Nd || [[Neodym]] || 60 || 144,24 || 7,00 || 1010 || 3127 || 1895 || [[Carl Auer von Welsbach|von Welsbach]]  

| Ne || [[Neon]] || 10 || 20,1797 || 0,00084 || −248,7 || −246,1 || 1898 || [[William Ramsay|Ramsay]] och [[Morris Travers|Travers]]

| Nh || [[Nihonium]]  || 113 || 283 ||  ||  || || 2003 || [[Joint Institute for Nuclear Research]]

| Ni || [[Nickel]] || 28 || 58,69 || 8,91 || 1453 || 2732 || 1751 || [[Axel Fredrik Cronstedt|Cronstedt]]

| No || [[Nobelium]] || 102 || 259,1009 ||  ||  || || 1958 || [[Glenn T. Seaborg|Seaborg]]

| Np || [[Neptunium]] || 93 || 237,0482 || 20,48 || 640 || 3902 || 1940 || [[Edwin McMillan|McMillan]] och [[Philip Abelson|Abelson]]  

| O (Oxygenium) || [[Syre]] || 8 || 15,9994 || 0,00133 || −218,4 || −182,9 || 1774 || [[Joseph Priestley|Priestley]] och [[Carl Wilhelm Scheele|Scheele]]

| Og || [[Oganesson]] || 118 || 293 ||  ||  || || 2006 || [[Joint Institute for Nuclear Research]]

| Os || [[Osmium]] || 76 || 190,2 || 22,61 || 3045 || 5027 || 1803 || [[Smithson Tennant|Tennant]]

| P (Phosphorus) || [[Fosfor]]|| 15 || 30,973762 || 1,82 || 44 || 280 || 1669 || [[Hennig Brand|H. Brand(t)]]

| Pa || [[Protaktinium]] || 91 || 231,0359 || 15,37 || 1554 || 4030 || 1917 || [[Frederick Soddy|Soddy]], [[John Cranston|Cranston]] och [[Otto Hahn|Hahn]]  

| Pb (Plumbum) || [[Bly]] || 82 || 207,2 || 11,34 || 327,5 || 1740 || Förhistoriskt || Okänd

| Pd || [[Palladium]] || 46 || 106,42 || 12,02 || 1552 || 3140 || 1803 || [[William Hyde Wollaston|Wollaston]]

| Pm || [[Prometium]]  || 61 || 146,9151 || 7,22 || 1080 || 2730 || 1945 || [[Jacob A. Marinsky|Marinsky]] och [[Lawrence E. Glendenin|Glendenin]]  

| Po || [[Polonium]]  || 84 || 208,9824 || 9,20 || 254 || 962 || 1898 || [[Marie Curie|Marie]] och [[Pierre Curie]]  

| Pr || [[Praseodym]]  || 59 || 140,90765 || 6,48 || 931 || 3212 || 1895 || [[Carl Auer von Welsbach|von Welsbach]]  

| Pt || [[Platina]] || 78 || 195,08 || 21,45 || 1772 || 3827 || 1557 || [[Julius Caesar Scaliger|Scaliger]]

| Pu || [[Plutonium]]  || 94 || 244,0642 || 19,74 || 641 || 3327 || 1940 || [[Glenn T. Seaborg|Seaborg]]

| Ra || [[Radium]] || 88 || 226,0254 || 5,50 || 700 || 1140 || 1898 || [[Marie Curie|Marie]] och [[Pierre Curie]]  

| Rb || [[Rubidium]] || 37 || 85,4678 || 1,53 || 39 || 688 || 1861 || [[Robert Bunsen|Bunsen]] och [[Gustav Kirchhoff|Kirchhoff]]  

| Rf || [[Rutherfordium]] || 104 || 261,1087 ||  ||  || || 1964/69 || [[Georgij Flerow|Flerow]] eller [[Albert Ghiorso|Ghiorso]]  

| Rg || [[Röntgenium]] || 111 || 272 ||  ||  || || 1994 || [[Gesellschaft für Schwerionenforschung]]

| Rh || [[Rodium]] || 45 || 102,9055 || 12,41 || 1966 || 3727 || 1803 || [[William Hyde Wollaston|Wollaston]]

| Rn || [[Radon]] || 86 || 222,0176 || 0,00923 || −71 || −61,8 || 1900 || [[Friedrich Ernst Dorn|Dorn]]

| Ru || [[Rutenium]] || 44 || 101,07 || 12,45 || 2310 || 3900 || 1844 || [[Karl Claus|Claus]]

| S (Sulphur) || [[Svavel]] || 16 || 32,066 || 2,06 || 113 || 444,7 || Förhistoriskt || Okänd

| Sb (Stibium) || [[Antimon]] || 51 || 121,75 || 6,69 || 630,7 || 1750 || Förhistoriskt || Okänd

| Sc || [[Skandium]] || 21 || 44,95591 || 2,99 || 1539 || 2832 || 1879 || [[Lars Fredrik Nilson|Nilson]]

| Se || [[Selen]] || 34 || 78,96 || 4,82 || 217 || 685 ||  1817 || [[Jöns Jacob Berzelius|Berzelius]]

| Sg || [[Seaborgium]] || 106 || 263,1182 ||  ||  || || 1974 || [[Jurij Oganessian|Oganessian]]

| Si (Silicium) || [[Kisel]] || 14 ||28,0855 || 2,33 || 1410 || 2355 || 1824 || [[Jöns Jacob Berzelius|Berzelius]]

| Sm || [[Samarium]] || 62 || 150,36 || 7,54 || 1072 || 1778 || 1879 || [[Paul Émile Lecoq de Boisbaudran|Lecoq de Boisbaudran]]  

| Sn (Stannum) || [[Tenn]] || 50 || 118,71 || 7,29 || 232 || 2270 || Förhistoriskt || Okänd

| Sr || [[Strontium]] || 38 || 87,62 || 2,63 || 769 || 1384 || 1790 || [[Adair Crawford|Crawford]]

| Ta || [[Tantal]] || 73 || 180,9479 || 16,68 || 2996 || 5425 || 1802 || [[Anders Gustaf Ekeberg|Ekeberg]]

| Tb || [[Terbium]]  || 65 || 158,92534 || 8,25 || 1360 || 3041 || 1843 || [[Carl Gustaf Mosander|Mosander]]

| Tc || [[Teknetium]]  || 43 || 98,9063 || 11,49 || 2172 || 5030 || 1937 || [[Carlo Perrier|Perrier]] och [[Emilio Segrè|Segrè]]  

| Te || [[Tellur]]  || 52 || 127,6 || 6,25 || 449,6 || 990 || 1782 || [[Franz−Joseph Müller von Reichenstein|von Reichenstein]]  

| Th || [[Torium]] || 90 || 232,0381 || 11,72 || 1750 || 4787 || 1829 || [[Jöns Jacob Berzelius|Berzelius]]

| Ti || [[Titan (grundämne)|Titan]] || 22 || 47,88 || 4,51 || 1660 || 3260 || 1791 || [[William Gregor|Gregor]] och [[Martin Heinrich Klaproth|Klaproth]]  

| Tl || [[Tallium]] || 81 || 204,3833 || 11,85 || 303,6 || 1457 || 1861 || [[William Crookes|Crookes]]

| Tm || [[Tulium]] || 69 || 168,93421 || 9,32 || 1545 || 1727 || 1879 || [[Per Teodor Cleve|Cleve]]

| Ts || [[Tenness]]  || 117 || 291 ||  ||  || || 2010 || [[Joint Institute for Nuclear Research]]

| U (uranium) || [[Uran]] || 92 || 238,0289 || 18,97 || 1132,4 || 3818 || 1789 || [[Martin Heinrich Klaproth|Klaproth]]

| V || [[Vanadin]] || 23 || 50,9415 || 6,09 || 1890 || 3380 || 1801 || Nils Gabriel Sefström

| W || [[Volfram]] || 74 || 183,85 || 19,26 || 3407 || 5927 || 1783 || [[Carl Wilhelm Scheele|Scheele]], [[José Elhuyar|José]] och [[Fausto Elhuyar]]  

| Xe || [[Xenon]] || 54 || 131,29 || 0,00449 || −111,9 || −107 || 1898 || [[William Ramsay|Ramsay]] och [[Morris Travers|Travers]]  

| Y || [[Yttrium]] || 39 || 88,90585 || 4,47 || 1523 || 3337 || 1794 || [[Johan Gadolin|Gadolin]]

| Yb || [[Ytterbium]] || 70 || 173,04 || 6,97 || 824 || 1193 || 1878 || [[Jean Charles Galissard de Marignac|de Marignac]]  

| Zn || [[Zink]] || 30 || 65,39 || 7,14 || 419,6 || 907 || Förhistoriskt || Okänd

| Zr || [[Zirkonium]] || 40 || 91,224 || 6,51 || 1852 || 4377 || 1789 || [[Martin Heinrich Klaproth|Klaproth]]