1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 1 H Hydrogen 1.00794(4) | Number Sym Name Mass | Pt Solid Hg Liquid N Gas | 2 He Helium 4.002602(2) | ||||||||||||||
2 | 3 Li Lithium 6.941(2) | 4 Be Beryllium 9.012182(3) | 5 B Boron 10.811(7) | 6 C Carbon 12.0107(8) | 7 N Nitrogen 14.0067(2) | 8 O Oxygen 15.9994(3) | 9 F Fluorine 18.9984032(5) | 10 Ne Neon 20.1797(6) | ||||||||||
3 | 11 Na Sodium 22.98976928(2) | 12 Mg Magnesium 24.3050(6) | 13 Al Aluminium 26.9815386(8) | 14 Si Silicon 28.0855(3) | 15 P Phosphorus 30.973762(2) | 16 S Sulfur 32.065(5) | 17 Cl Chlorine 35.453(2) | 18 Ar Argon 39.948(1) | ||||||||||
4 | 19 K Potassium 39.0983(1) | 20 Ca Calcium 40.078(4) | 21 Sc Scandium 44.955912(6) | 22 Ti Titanium 47.867(1) | 23 V Vanadium 50.9415(1) | 24 Cr Chromium 51.9961(6) | 25 Mn Manganese 54.938045(5) | 26 Fe Iron 55.845(2) | 27 Co Cobalt 58.933195(5) | 28 Ni Nickel 58.6934(4) | 29 Cu Copper 63.546(3) | 30 Zn Zinc 65.38(2) | 31 Ga Gallium 69.723(1) | 32 Ge Germanium 72.64(1) | 33 As Arsenic 74.92160(2) | 34 Se Selenium 78.96(3) | 35 Br Bromine 79.904(1) | 36 Kr Krypton 83.798(2) |
5 | 37 Rb Rubidium 85.4678(3) | 38 Sr Strontium 87.62(1) | 39 Y Yttrium 88.90585(2) | 40 Zr Zirconium 91.224(2) | 41 Nb Niobium 92.90638(2) | 42 Mo Molybdenum 95.96(2) | 43 Tc Technetium (98) | 44 Ru Ruthenium 101.07(2) | 45 Rh Rhodium 102.90550(2) | 46 Pd Palladium 106.42(1) | 47 Ag Silver 107.8682(2) | 48 Cd Cadmium 112.411(8) | 49 In Indium 114.818(3) | 50 Sn Tin 118.710(7) | 51 Sb Antimony 121.760(1) | 52 Te Tellurium 127.60(3) | 53 I Iodine 126.90447(3) | 54 Xe Xenon 131.293(6) |
6 | 55 Cs Cesium 132.9054519(2) | 56 Ba Barium 137.327(7) | 57–71 | 72 Hf Hafnium 178.49(2) | 73 Ta Tantalum 180.94788(2) | 74 W Tungsten 183.84(1) | 75 Re Rhenium 186.207(1) | 76 Os Osmium 190.23(3) | 77 Ir Iridium 192.217(3) | 78 Pt Platinum 195.084(9) | 79 Au Gold 196.966569(4) | 80 Hg Mercury 200.59(2) | 81 Tl Thallium 204.3833(2) | 82 Pb Lead 207.2(1) | 83 Bi Bismuth 208.98040(1) | 84 Po Polonium (209) | 85 At Astatine (210) | 86 Rn Radon (222) |
7 | 87 Fr Francium (223) | 88 Ra Radium (226) | 89-103 | 104 Rf Rutherfordium (267) | 105 Db Dubnium (268) | 106 Sg Seaborgium (271) | 107 Bh Bohrium (272) | 108 Hs Hassium (270) | 109 Mt Meitnerium (276) | 110 Ds Darmstadtium (281) | 111 Rg Roentgenium (280) | 112 Cn Copernicium (285) | 113 Nh Nihonium (284) | 114 Fl Flerovium (289) | 115 Mc Moscovium (288) | 116 Lv Livermorium (293) | 117 Ts Tennessine (294) | 118 Og Oganesson (294) |
8 | 119 Uue Ununennium (315) | |||||||||||||||||
57 La Lanthanum 138.90547(7) | 58 Ce Cerium 140.116(1) | 59 Pr Praseodymium 140.90765(2) | 60 Nd Neodymium 144.242(3) | 61 Pm Promethium (145) | 62 Sm Samarium 150.36(2) | 63 Eu Europium 151.964(1) | 64 Gd Gadolinium 157.25(3) | 65 Tb Terbium 158.92535(2) | 66 Dy Dysprosium 162.500(1) | 67 Ho Holmium 164.93032(2) | 68 Er Erbium 167.259(3) | 69 Tm Thulium 168.93421(2) | 70 Yb Ytterbium 173.054(5) | 71 Lu Lutetium 174.9668(1) | ||||
89 Ac Actinium (227) | 90 Th Thorium 232.03806(2) | 91 Pa Protactinium 231.03588(2) | 92 U Uranium 238.02891(3) | 93 Np Neptunium (237) | 94 Pu Plutonium (244) | 95 Am Americium (243) | 96 Cm Curium (247) | 97 Bk Berkelium (247) | 98 Cf Californium (251) | 99 Es Einsteinium (252) | 100 Fm Fermium (257) | 101 Md Mendelevium (258) | 102 No Nobelium (259) | 103 Lr Lawrencium (262) | ||||
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