Comprehensive List of Chemical Elements and Their Properties
Posted on Jan 25, 2025 in Chemistry
| Atomic | Atomic Mass | Group | Period |
|---|
| Actinium | Ac | 89 | [227] [1] | 7 |
| Aluminum | Al | 13 | 26.981538 (2) | 13 | 3 |
| Americium | Am | 95 | [243] [1] | 7 |
| Antimony | Sb | 51 | 121.760 (1) [2] | 15 | 5 |
| Argon | Ar | 18 | 39.948 (1) [2] [3] | 18 | 3 |
| Arsenic | As | 33 | 74.92160 (2) | 15 | 4 |
| Astatine | At | 85 | [210] [1] | 17 | 6 |
| Sulfur | S | 16 | 32.065 (5) [2] [3] | 16 | 3 |
| Barium | Ba | 56 | 137.327 (7) | 2 | 6 |
| Berkelium | Bk | 97 | [247] [1] | 7 |
| Beryllium | Be | 4 | 9.012182 (3) | 2 | 2 |
| Bismuth | Bi | 83 | 208.98038 (2) | 15 | 6 |
| Bohrium | Bh | 107 | [264] [1] | 7 | 7 |
| Boron | B | 5 | 10.811 (7) [2] [4] [3] | 13 | 2 |
| Bromine | Br | 35 | 79.904 (1) | 17 | 4 |
| Cadmium | Cd | 48 | 112.411 (8) [2] | 12 | 5 |
| Calcium | Ca | 20 | 40.078 (4) [2] | 2 | 4 |
| Californium | Cf | 98 | [251] [1] | 7 |
| Carbon | C | 6 | 12.0107 (8) [2] [3] | 14 | 2 |
| Cerium | Ce | 58 | 140.116 (1) [2] | 6 |
| Cesium | Cs | 55 | 132.90545 (2) | 1 | 6 |
| Chlorine | Cl | 17 | 35.453 (2) [2] [4] [3] | 17 | 3 |
| Cobalt | Co | 27 | 58.933200 (9) | 9 | 4 |
| Copper | Cu | 29 | 63.546 (3) [3] | 11 | 4 |
| Chromium | Cr | 24 | 51.9961 (6) | 6 | 4 |
| Curium | Cm | 96 | [247] [1] | 7 |
| Dubnium | Db | 105 | [262] [1] | 5 | 7 |
| Dysprosium | Dy | 66 | 162.500 (1) [2] | 6 |
| Einsteinium | Es | 99 | [252] [1] | 7 |
| Erbium | Er | 68 | 167.259 (3) [2] | 6 |
| Francium | Fr | 87 | [223] [1] | 1 | 7 |
| Gadolinium | Gd | 64 | 157.25 (3) [2] | 6 |
| Gallium | Ga | 31 | 69.723 (1) | 13 | 4 |
| Germanium | Ge | 32 | 72.64 (1) | 14 | 4 |
| Hafnium | Hf | 72 | 178.49 (2) | 4 | 6 |
| Hassium | Hs | 108 | [277] [1] | 8 | 7 |
| Helium | He | 2 | 4.002602 (2) [2] [3] | 18 | 1 |
| Hydrogen | H | 1 | 1.00794 (7) [2] [4] [3] | 1 | 1 |
| Iron | Fe | 26 | 55.845 (2) | 8 | 4 |
| Holmium | Ho | 67 | 164.93032 (2) | 6 |
| Indium | In | 49 | 114.818 (3) | 13 | 5 |
| Iridium | Ir | 77 | 192.217 (3) | 9 | 6 |
| Ytterbium | Yb | 70 | 173.04 (3) [2] | 6 |
| Yttrium | Y | 39 | 88.90585 (2) | 3 | 5 |
| Krypton | Kr | 36 | 83.798 (2) [2] [4] | 18 | 4 |
| Lanthanum | La | 57 | 138.9055 (2) [2] | 6 |
| Lawrencium | Lr | 103 | [262] [1] | 3 | 7 |
| Lithium | Li | 3 | 6.941 (2) [2] [4] [3] [5] | 1 | 2 |
| Lutetium | Lu | 71 | 174.967 (1) [2] | 3 | 6 |
| Magnesium | Mg | 12 | 24.3050 (6) | 12 | 3 |
| Manganese | Mn | 25 | 54.938049 (9) | 7 | 4 |
| Meitnerium | Mt | 109 | [266] [1] | 9 | 7 |
| Mendelevium | Md | 101 | [256.1] [1] | 7 |
| Mercury | Hg | 80 | 200.59 (2) | 12 | 6 |
| Molybdenum | Mo | 42 | 95.94 (2) [2] | 6 | 5 |
| Neodymium | Nd | 60 | 144.24 (3) [2] | |
| Neon | Ne | 10 | 20.1797 (6) [2] [4] | 18 | 2 |
| Neptunium | Np | 93 | [237] [1] | 7 |
| Niobium | Nb | 41 | 92.90638 (2) | 5 | 5 |
| Nickel | Ni | 28 | 58.6934 (2) | 10 | 4 |
| Nitrogen | N | 7 | 14.0067 (2) [2] [3] | 15 | 2 |
| Nobelium | No | 102 | [259] [1] | 7 |
| Oberon | On | 118 | [288] [1] | 18 | 7 |
| Gold | Au | 79 | 196.96655 (2) | 11 | 6 |
| Osmium | Os | 76 | 190.23 (3) [2] | 8 | 6 |
| Oxygen | O | 8 | 15.9994 (3) [2] [3] | 16 | 2 |
| Palladium | Pd | 46 | 106.42 (1) [2] | 10 | 5 |
| Silver | Ag | 47 | 107.8682 (2) [2] | 11 | 5 |
| Platinum | Pt | 78 | 195.078 (2) | 10 | 6 |
| Lead | Pb | 82 | 207.2 (1) [2] [3] | 14 | 6 |
| Plutonium | Pu | 94 | [244] [1] | 7 |
| Polonium | Po | 84 | [210] [1] | 16 | 6 |
| Potassium | K | 19 | 39.0983 (1) | 1 | 4 |
| Praseodymium | Pr | 59 | 140.90765 (2) | 6 |
| Promethium | Pm | 61 | [145] [1] | 6 |
| Protactinium | Pa | 91 | 231.03588 (2) [1] | 7 |
| Radium | Ra | 88 | [226] [1] | 2 | 7 |
| Radon | Rn | 86 | [220] [1] | 18 | 6 |
| Rhenium | Re | 75 | 186.207 (1) | 7 | 6 |
| Rhodium | Rh | 45 | 102.90550 (2) | 9 | 5 |
| Rubidium | Rb | 37 | 85.4678 (3) [2] | 1 | 5 |
| Ruthenium | Ru | 44 | 101.07 (2) [2] | 8 | 5 |
| Rutherfordium | Rf | 104 | 261 [1] | 4 | 7 |
| Samarium | Sm | 62 | 150.36 (3) [2] | 6 |
| Seaborgium | Sg | 106 | [266] [1] | 6 | 7 |
| Selenium | Se | 34 | 78.96 (3) [3] | 16 | 4 |
| Silicon | Si | 14 | 28.0855 (3) [3] | 14 | 3 |
| Sodium | Na | 11 | 22.989770 (2) | 1 | 3 |
| Thallium | Tl | 81 | 204.3833 (2) | 13 | 6 |
| Tantalum | Ta | 73 | 180.9479 (1) | 5 | 6 |
| Technetium | Tc | 43 | [98] [1] | 7 | 5 |
| Tellurium | Te | 52 | 127.60 (3) [2] | 16 | 5 |
| Terbium | Tb | 65 | 158.92534 (2) | 6 |
| Titanium | Ti | 22 | 47.867 (1) | 4 | 4 |
| Thorium | Th | 90 | 232.0381 (1) [1] [2] | 7 |
| Thulium | Tm | 69 | 168.93421 (2) | 6 |
| Tungsten | W | 74 | 183.84 (1) | 6 | 6 |
| Tusfrano | Tf | 113 | [272] [1] | 13 | 7 |
| Uranium | U | 92 | 238.02891 (3) [1] [2] [4] | 7 |
| Vanadium | V | 23 | 50.9415 (1) | 5 | 4 |
| Xenon | Xe | 54 | 131.293 (6) [2] [4] | 18 | 5 |
| Iodine | I | 53 | 126.90447 (3) | 17 | 5 |
| Zinc | Zn | 30 | 65.37 (4) | 12 | 4 |
| Zirconium | Zr | 40 | 91.224 (2) [2] | 4 | 5 |
