List of all the known elements discovered so far on the periodic table.
| Atomic Number | Simbolul Elementului | Nume | Masa Atomică Relativă |
|---|---|---|---|
| 1 | H | Hidrogen | 1.008 |
| 2 | He | Heliu | 4.00260 |
| 3 | Li | Litiu | 6.940 |
| 4 | Be | Beriliu | 9.01218 |
| 5 | B | Bor | 10.810 |
| 6 | C | Carbon, ²Cărbune | 12.011 |
| 7 | N | Azot, ²Nitrogen | 14.007 |
| 8 | O | Oxigen | 15.999 |
| 9 | F | Fluor | 18.99840 |
| 10 | Ne | Neon | 20.1797 |
| 11 | Na | Sodiu, ²Natriu | 22.98977 |
| 12 | Mg | Magneziu | 24.305 |
| 13 | Al | Aluminiu | 26.98154 |
| 14 | Si | Siliciu | 28.085 |
| 15 | P | Fosfor | 30.97376 |
| 16 | S | Sulf | 32.060 |
| 17 | Cl | Clor | 35.450 |
| 18 | Ar | Argon | 39.948 |
| 19 | K | Potasiu, ²Kaliu | 39.0983 |
| 20 | Ca | Calciu | 40.078 |
| 21 | Sc | Scandiu | 44.95591 |
| 22 | Ti | Titan | 47.867 |
| 23 | V | Vanadiu | 50.9415 |
| 24 | Cr | Crom | 51.9961 |
| 25 | Mn | Mangan | 54.93804 |
| 26 | Fe | Fier | 55.845 |
| 27 | Co | Cobalt | 58.93319 |
| 28 | Ni | Nichel | 58.6934 |
| 29 | Cu | Cupru | 63.546 |
| 30 | Zn | Zinc | 65.38 |
| 31 | Ga | Galiu | 69.723 |
| 32 | Ge | Germaniu | 72.630 |
| 33 | As | Arsen | 74.92159 |
| 34 | Se | Seleniu | 78.971 |
| 35 | Br | Brom | 79.904 |
| 36 | Kr | Kripton | 83.798 |
| 37 | Rb | Rubidiu | 85.4678 |
| 38 | Sr | Stronţiu | 87.62 |
| 39 | Y | Ytriu | 88.90584 |
| 40 | Zr | Zirconiu | 91.224 |
| 41 | Nb | Niobiu | 92.90637 |
| 42 | Mo | Molibden | 95.95 |
| 43 | Tc | Tehneţiu | (97.90721) |
| 44 | Ru | Ruteniu | 101.07 |
| 45 | Rh | Rodiu | 102.90550 |
| 46 | Pd | Paladiu | 106.42 |
| 47 | Ag | Argint | 107.8682 |
| 48 | Cd | Cadmiu | 112.414 |
| 49 | In | Indiu | 114.818 |
| 50 | Sn | Staniu, ²Cositor | 118.710 |
| 51 | Sb | Antimoniu, ²Stibiu | 121.760 |
| 52 | Te | Telur | 127.60 |
| 53 | I | Iod | 126.90447 |
| 54 | Xe | Xenon | 131.293 |
| 55 | Cs | Cesiu | 132.90545 |
| 56 | Ba | Bariu | 137.327 |
| 57 | La | Lantan | 138.90547 |
| 58 | Ce | Ceriu | 140.116 |
| 59 | Pr | Praseodim | 140.90766 |
| 60 | Nd | Neodim | 144.242 |
| 61 | Pm | Promeţiu | (144.91276) |
| 62 | Sm | Samariu | 150.36 |
| 63 | Eu | Europiu | 151.964 |
| 64 | Gd | Gadoliniu | 157.25 |
| 65 | Tb | Terbiu | 158.92535 |
| 66 | Dy | Disprosiu | 162.500 |
| 67 | Ho | Holmiu | 164.93033 |
| 68 | Er | Erbiu | 167.259 |
| 69 | Tm | Tuliu | 168.93422 |
| 70 | Yb | Yterbiu | 173.04 |
| 71 | Lu | Luteţiu | 174.9668 |
| 72 | Hf | Hafniu | 178.49 |
| 73 | Ta | Tantal | 180.94788 |
| 74 | W | Wolfram, ²Tungsten | 183.84 |
| 75 | Re | Reniu | 186.207 |
| 76 | Os | Osmiu | 190.23 |
| 77 | Ir | Iridiu | 192.217 |
| 78 | Pt | Platină | 195.084 |
| 79 | Au | Aur | 196.96657 |
| 80 | Hg | Mercur | 200.592 |
| 81 | Tl | Taliu | 204.380 |
| 82 | Pb | Plumb | 207.2 |
| 83 | Bi | Bismut | 208.98040 |
| 84 | Po | Poloniu | (209) |
| 85 | At | Astatin | (210) |
| 86 | Rn | Radon | (222) |
| 87 | Fr | Franciu | (223) |
| 88 | Ra | Radiu | (226) |
| 89 | Ac | Actiniu | (227) |
| 90 | Th | Toriu | (232.0377) |
| 91 | Pa | Protactiniu | (231.03588) |
| 92 | U | Uraniu | (238.02891) |
| 93 | Np | Neptuniu | (237) |
| 94 | Pu | Plutoniu | (244) |
| 95 | Am | Americiu | (243) |
| 96 | Cm | Curiu | (247) |
| 97 | Bk | Berkeliu | (247) |
| 98 | Cf | Californiu | (251) |
| 99 | Es | Einsteiniu | (252) |
| 100 | Fm | Fermiu | (257) |
| 101 | Md | Mendeleviu | (258) |
| 102 | No | Nobeliu | (259) |
| 103 | Lr | Lawrenciu | (262) |
| 104 | Rf | Rutherfordiu | (267) |
| 105 | Db | Dubniu | (268) |
| 106 | Sg | Seaborgiu | (271) |
| 107 | Bh | Bohriu | (274) |
| 108 | Hs | Hassiu | (269) |
| 109 | Mt | Meitneriu | (276) |
| 110 | Ds | Darmstadtiu | (281) |
| 111 | Rg | Roentgeniu | (281) |
| 112 | Cn | Coperniciu | (285) |
| 113 | Nh | Nihoniu | (286) |
| 114 | Fl | Fleroviu | (289) |
| 115 | Mc | Moscoviu | (288) |
| 116 | Lv | Livermoriu | (293) |
| 117 | Ts | Ununseptiu | (294) |
| 118 | Og | Ununoctiu | (294) |