HomeUkład okresowy pierwiastków
| Nazwa pierwiastka | Symbol | Liczba atomowa | Masa atomowa | Odkrywca |
| Aktyn | Ac | 89 | 227,0278 | Debierne |
| Srebro | Ag | 47 | 107,8682 | nieznany |
| Glin | Al | 13 | 26,981539 | Oersted |
| Ameryk | Am | 95 | 243,0614 | Seaborg |
| Argon | Ar | 18 | 39,948 | Ramsay und Rayleigh |
| Arsen | As | 33 | 74,92159 | Albertus Magnus |
| Astat | At | 85 | 209,9871 | Corson und MacKenzie |
| Złoto | Au | 79 | 196,96654 | nieznany |
| Bor | B | 5 | 10,811 | Davy u. Gay-Lussac |
| Bar | Ba | 56 | 137,327 | Davy |
| Beryl | Be | 4 | 9,012182 | Vauquelin |
| Bohr | Bh | 107 | 262,1229 | Oganessian |
| Bizmut | Bi | 83 | 208,98037 | Agricola |
| Berkel | Bk | 97 | 247,0703 | Seaborg |
| Brom | Br | 35 | 79,904 | Balard |
| Węgiel | C | 6 | 12,011 | nieznany |
| Wapń | Ca | 20 | 40,078 | Davy |
| Kadm | Cd | 48 | 112,411 | Stromeyer und Hermann |
| Cer | Ce | 58 | 140,115 | von Hisinger und Berzelius |
| Kaliforn | Cf | 98 | 251,0796 | Seaborg |
| Chlor | Cl | 17 | 35,4527 | Scheele |
| Kiur | Cm | 96 | 247,0703 | Seaborg |
| Kobalt | Co | 27 | 58,9332 | Brandt |
| Chrom | Cr | 24 | 51,9961 | Vauquelin |
| Cez | Cs | 55 | 132,90543 | Kirchhoff und Bunsen |
| Miedź | Cu | 29 | 63,546 | nieznany |
| Duban | Db | 105 | 262,1138 | Flerow lub Ghiorso |
| Darmsztadt | Ds | 110 | 269 | Gesellschaft für Schwerionenforschung |
| Dysproz | Dy | 66 | 162,5 | Lecoq de Boisbaudran |
| Erb | Er | 68 | 167,26 | Mosander |
| Einstein | Es | 99 | 252,0829 | Seaborg |
| Europ | Eu | 63 | 151,965 | Demaçay |
| Fluor | F | 9 | 18,9984032 | Moissan |
| Żelazo | Fe | 26 | 55,847 | nieznany |
| Ferm | Fm | 100 | 257,0951 | Seaborg |
| Frans | Fr | 87 | 223,0197 | Perey |
| Gal | Ga | 31 | 69,723 | Lecoq de Boiskaudran |
| Gadolin | Gd | 64 | 157,25 | de Marignac |
| German | Ge | 32 | 72,61 | Winkler |
| Wodór | H | 1 | 1,00794 | Cavendish |
| Hel | He | 2 | 4,002602 | Ramsay und Cleve |
| Hafn | Hf | 72 | 178,49 | Coster und vón Hevesy |
| Rtęć | Hg | 80 | 200,59 | nieznany |
| Holm | Ho | 67 | 164,93032 | Soret |
| Has | Hs | 108 | 265 | Gesellschaft für Schwerionenforschung |
| Jod | I | 53 | 126,90447 | Courtois |
| Ind | In | 49 | 114,82 | Reich und Richter |
| Iryd | Ir | 77 | 192,22 | Tenant und andere |
| Potas | K | 19 | 39,0983 | Davy |
| Krypton | Kr | 36 | 83,8 | Ramsay und Travers |
| Lantan | La | 57 | 138,9055 | Mosander |
| Lit | Li | 3 | 6,941 | Arfvedson |
| Lorens | Lr | 103 | 260,1053 | Ghiorso |
| Lutet | Lu | 71 | 174,967 | Urbain |
| Mendelew | Md | 101 | 258,0986 | Seaborg |
| Magnez | Mg | 12 | 24,305 | Black |
| Mangan | Mn | 25 | 54,93805 | Gahn |
| Molibden | Mo | 42 | 95,94 | Scheele |
| Meitner | Mt | 109 | 266 | Gesellschaft für Schwerionenforschung |
| Azot | N | 7 | 14,00674 | Rutherford |
| Sód | Na | 11 | 22,989768 | Davy |
| Niob | Nb | 41 | 92,90638 | Hatchet |
| Neodym | Nd | 60 | 144,24 | von Welsbach |
| Neon | Ne | 10 | 20,1797, | Ramsay u. Travers |
| Nikiel | Ni | 28 | 58,69 | Cronstedt |
| Nobel | No | 102 | 259,1009 | Seaborg |
| Neptun | Np | 93 | 237,0482 | McMillan und Abelson |
| Tlen | O | 8 | 15,9994 | Priestley und Scheele |
| Osm | Os | 76 | 190,2 | Tenant |
| Fosfor | P | 15 | 30,973762 | Brandt |
| Protaktyn | Pa | 91 | 231,0359 | Soddy, Cranston und Hahn |
| Ołów | Pb | 82 | 207,2 | nieznany |
| Pallad | Pd | 46 | 106,42 | Wollaston |
| Promet | Pm | 61 | 146,9151 | Marinsky und Glendenin |
| Polon | Po | 84 | 208,9824 | Marie und Pierre Curie |
| Prazeodym | Pr | 59 | 140,90765 | von Welsbach |
| Platyna | Pt | 78 | 195,08 | Scaliger |
| Pluton | Pu | 94 | 244,0642 | Seaborg |
| Rad | Ra | 88 | 226,0254 | Marie und Pierre Curie |
| Rubid | Rb | 37 | 85,4678 | Bunsen und Kirchhoff |
| Ren | Re | 75 | 186,207 | Noddack, Tacke und Berg |
| Rutherford | Rf | 104 | 261,1087 | Flerow oder Ghiorso |
| Roentgen | Rg | 111 | 272 | Gesellschaft für Schwerionenforschung |
| Rod | Rh | 45 | 102,9055 | Wollaston |
| Radon | Rn | 86 | 222,0176 | Dorn |
| Ruten | Ru | 44 | 101,07 | Claus |
| Siarka | S | 16 | 32,066 | nieznany |
| Antymon | Sb | 51 | 121,75 | nieznany |
| Skand | Sc | 21 | 44,95591 | Nilson |
| Selen | Se | 34 | 78,96 | Berzelius |
| Seaborg | Sg | 106 | 263,1182 | Oganessian |
| Krzem | Si | 14 | 150,36 | Berzelius |
| Samar | Sm | 62 | 118,71 | Lecoq de Boisbaudran |
| Cyna | Sn | 50 | 87,62 | nieznany |
| Stront | Sr | 38 | 180,9479 | Crawford |
| Tantal | Ta | 73 | 158,92534 | Ekeberg |
| Terb | Tb | 65 | 98,9063 | Mosander |
| Technet | Tc | 43 | 127,6 | Perrier und Segrè |
| Tellur | Te | 52 | 232,0381 | von Reichenstein |
| Tor | Th | 90 | 47,88 | Berzelius |
| Tytan | Ti | 22 | 204,3833 | Gregor und Klaproth |
| Tal | Tl | 81 | 168,93421 | Crookes |
| Tul | Tm | 69 | 238,0289 | Cleve |
| Uran | U | 92 | 285 | Klaproth |
| Unubium | Uub | 112 | 292 | Gesellschaft für Schwerionenforschung (GSI) Darmstadt |
| Ununhexium | Uuh | 116 | 294 | Joint Institute for Nuclear Research |
| Ununoctium | Uuo | 118 | 288 | Joint Institute for Nuclear Research in Russia and the Lawrence Livermore National Laboratory in the USA |
| Unupentium | Uup | 115 | 289 | Joint Institute for Nuclear Research |
| Ununquadium | Uuq | 114 | 284 | Joint Institute for Nuclear Research |
| Ununseptium | Uus | 117 | 50,9415 | |
| Ununtrium | Uut | 113 | 183,85 | Joint Institute for Nuclear Research |
| Wand | V | 23 | 131,29 | del Rio |
| Wolfram | W | 74 | 88,90585 | Bracia de Elhuyar |
| Ksenon | Xe | 54 | 173,04 | Ramsay und Travers |