| Z | X | Nom | Masse atomique | % Correct |
|---|---|---|---|---|
| 1 | H | Hydrogène | 1,008 | 67%
|
| 8 | O | Oxygène | 16,00 | 67%
|
| 6 | C | Carbone | 12,01 | 33%
|
| 29 | Cu | Cuivre | 63,55 | 33%
|
| 47 | Ag | Argent | 107,9 | 17%
|
| 5 | B | Bore | 10,81 | 17%
|
| 53 | I | Iode | 126,9 | 17%
|
| 56 | Ba | Baryum | 137,3 | 17%
|
| 7 | N | Azote | 14,01 | 17%
|
| 9 | F | Fluor | 19,00 | 17%
|
| 11 | Na | Sodium | 22,99 | 17%
|
| 12 | Mg | Magnésium | 24,31 | 17%
|
| 13 | Al | Aluminium | 26,98 | 17%
|
| 15 | P | Phosphore | 30,97 | 17%
|
| 16 | S | Soufre | 32,07 | 17%
|
| 17 | Cl | Chlore | 35,45 | 17%
|
| 19 | K | Potassium | 39,10 | 17%
|
| 20 | Ca | Calcium | 40,08 | 17%
|
| 24 | Cr | Chrome | 52,00 | 17%
|
| 25 | Mn | Manganèse | 54,94 | 17%
|
| 26 | Fe | Fer | 55,85 | 17%
|
| 30 | Zn | Zinc | 65,38 | 17%
|
| 3 | Li | Lithium | 6,941 | 17%
|
| 35 | Br | Brome | 79,90 | 17%
|
| 44 | Ru | Ruthénium | 101,1 | 0%
|
| 45 | Rh | Rhodium | 102,9 | 0%
|
| 46 | Pd | Palladium | 106,4 | 0%
|
| 48 | Cd | Cadmium | 112,4 | 0%
|
| 49 | In | Indium | 114,8 | 0%
|
| 50 | Sn | Étain | 118,7 | 0%
|
| 51 | Sb | Antimoine | 121,8 | 0%
|
| 52 | Te | Tellure | 127,6 | 0%
|
| 54 | Xe | Xénon | 131,3 | 0%
|
| 55 | Cs | Césium | 132,9 | 0%
|
| 57 | La | Lanthane | 138,9 | 0%
|
| 58 | Ce | Cérium | 140,1 | 0%
|
| 59 | Pr | Praséodyme | 140,9 | 0%
|
| 60 | Nd | Néodyme | 144,2 | 0%
|
| 61 | Pm | Prométhium* | 145* | 0%
|
| 62 | Sm | Samarium | 150,4 | 0%
|
| 63 | Eu | Europium | 152,0 | 0%
|
| 64 | Gd | Gadolinium | 157,3 | 0%
|
| 65 | Tb | Terbium | 158,9 | 0%
|
| 66 | Dy | Dysprosium | 162,5 | 0%
|
| 67 | Ho | Holmium | 164,9 | 0%
|
| 68 | Er | Erbium | 167,3 | 0%
|
| 69 | Tm | Thulium | 168,9 | 0%
|
| 70 | Yb | Ytterbium | 173,0 | 0%
|
| 71 | Lu | Lutécium | 175,0 | 0%
|
| 72 | Hf | Hafnium | 178,5 | 0%
|
| 73 | Ta | Tantale | 180,9 | 0%
|
| 74 | W | Tungstène | 183,8 | 0%
|
| 75 | Re | Rhénium | 186,2 | 0%
|
| 76 | Os | Osmium | 190,2 | 0%
|
| 77 | Ir | Iridium | 192,2 | 0%
|
| 78 | Pt | Platine | 195,1 | 0%
|
| 79 | Au | Or | 197,0 | 0%
|
| 80 | Hg | Mercure | 200,6 | 0%
|
| 10 | Ne | Néon | 20,18 | 0%
|
| 81 | Tl | Thallium | 204,4 | 0%
|
| 82 | Pb | Plomb | 207,2 | 0%
|
| 84 | Po | Polonium* | 209* | 0%
|
| 83 | Bi | Bismuth | 209,0 | 0%
|
| 85 | At | Astate* | 210* | 0%
|
| 86 | Rn | Radon* | 222* | 0%
|
| 87 | Fr | Francium* | 223* | 0%
|
| 88 | Ra | Radium* | 226* | 0%
|
| 89 | Ac | Actinium* | 227* | 0%
|
| 91 | Pa | Protactinium | 231,0 | 0%
|
| 90 | Th | Thorium | 232,0 | 0%
|
| 93 | Np | Neptunium* | 237* | 0%
|
| 92 | U | Uranium | 238,0 | 0%
|
| 95 | Am | Américium* | 243* | 0%
|
| 94 | Pu | Plutonium* | 244* | 0%
|
| 96 | Cm | Curium* | 247* | 0%
|
| 97 | Bk | Berkélium* | 247* | 0%
|
| 98 | Cf | Californium* | 251* | 0%
|
| 99 | Es | Einsteinium* | 252* | 0%
|
| 100 | Fm | Fermium* | 257* | 0%
|
| 101 | Md | Mendélévium* | 258* | 0%
|
| 102 | No | Nobélium* | 259* | 0%
|
| 103 | Lr | Lawrencium* | 266* | 0%
|
| 104 | Rf | Rutherfordium* | 267* | 0%
|
| 105 | Db | Dubnium* | 268* | 0%
|
| 106 | Sg | Seaborgium* | 269* | 0%
|
| 108 | Hs | Hassium* | 269* | 0%
|
| 107 | Bh | Bohrium* | 270* | 0%
|
| 109 | Mt | Meitnérium* | 277* | 0%
|
| 14 | Si | Silicium | 28,09 | 0%
|
| 110 | Ds | Darmstadtium* | 282* | 0%
|
| 111 | Rg | Roentgenium* | 282* | 0%
|
| 112 | Cn | Copernicium** | 285* 286* | 0%
|
| 113 | Nh | Nihonium* | 286* | 0%
|
| 114 | Fl | Flérovium* | 290* | 0%
|
| 115 | Mc | Moscovium* | 290* | 0%
|
| 116 | Lv | Livermorium* | 293* | 0%
|
| 117 | Ts | Tennesse* | 294* | 0%
|
| 118 | Og | Oganesson* | 295* | 0%
|
| 18 | Ar | Argon | 39,95 | 0%
|
| 2 | He | Hélium | 4,003 | 0%
|
| 21 | Sc | Scandium | 44,96 | 0%
|
| 22 | Ti | Titane | 47,87 | 0%
|
| 23 | V | Vanadium | 50,94 | 0%
|
| 28 | Ni | Nickel | 58,69 | 0%
|
| 27 | Co | Cobalt | 58,93 | 0%
|
| 31 | Ga | Gallium | 69,72 | 0%
|
| 32 | Ge | Germanium | 72,63 | 0%
|
| 33 | As | Arsenic | 74,92 | 0%
|
| 34 | Se | Sélénium | 78,97 | 0%
|
| 36 | Kr | Krypton | 83,80 | 0%
|
| 37 | Rb | Rubidium | 85,47 | 0%
|
| 38 | Sr | Strontium | 87,62 | 0%
|
| 39 | Y | Yttrium | 88,91 | 0%
|
| 4 | Be | Béryllium | 9,012 | 0%
|
| 40 | Zr | Zirconium | 91,22 | 0%
|
| 41 | Nb | Niobium | 92,91 | 0%
|
| 42 | Mo | Molybdène | 95,95 | 0%
|
| 43 | Tc | Technétium** | 97* 98* | 0%
|