Click on an element name for more details.
Atomic Number | Element Symbol | Element Name | Atomic Weight |
1 | H | Hydrogen | 1.00794 |
2 | He | Helium | 4.002602 |
3 | Li | Lithium | 6.941 |
4 | Be | Beryllium | 9.012182 |
5 | B | Boron | 10.811 |
6 | C | Carbon | 12.0107 |
7 | N | Nitrogen | 14.0067 |
8 | O | Oxygen | 15.9994 |
9 | F | Fluorine | 18.9984032 |
10 | Ne | Neon | 20.1797 |
11 | Na | Sodium | 22.989770 |
12 | Mg | Magnesium | 24.3050 |
13 | Al | Aluminium | 26.981538 |
14 | Si | Silicon | 28.0855 |
15 | P | Phosphorus | 30.973761 |
16 | S | Sulfur | 32.065 |
17 | Cl | Chlorine | 35.453 |
18 | Ar | Argon | 39.948 |
19 | K | Potassium | 39.0983 |
20 | Ca | Calcium | 40.078 |
21 | Sc | Scandium | 44.955910 |
22 | Ti | Titanium | 47.867 |
23 | V | Vanadium | 50.9415 |
24 | Cr | Chromium | 51.9961 |
25 | Mn | Manganese | 54.938049 |
26 | Fe | Iron | 55.845 |
27 | Co | Cobalt | 58.933200 |
28 | Ni | Nickel | 58.6934 |
29 | Cu | Copper | 63.546 |
30 | Zn | Zinc | 65.38 |
31 | Ga | Gallium | 69.723 |
32 | Ge | Germanium | 72.64 |
33 | As | Arsenic | 74.92160 |
34 | Se | Selenium | 78.96 |
35 | Br | Bromine | 79.904 |
36 | Kr | Krypton | 83.798 |
37 | Rb | Rubidium | 85.4678 |
38 | Sr | Strontium | 87.62 |
39 | Y | Yttrium | 88.90585 |
40 | Zr | Zirconium | 91.224 |
41 | Nb | Niobium | 92.90638 |
42 | Mo | Molybdenum | 95.94 |
43 | Tc | Technetium | 98 |
44 | Ru | Ruthenium | 101.07 |
45 | Rh | Rhodium | 102.90550 |
46 | Pd | Palladium | 106.42 |
47 | Ag | Silver | 107.8682 |
48 | Cd | Cadmium | 112.411 |
49 | In | Indium | 114.818 |
50 | Sn | Tin | 118.710 |
51 | Sb | Antimony | 121.760 |
52 | Te | Tellurium | 127.60 |
53 | I | Iodine | 126.90447 |
54 | Xe | Xenon | 131.293 |
55 | Cs | Cesium | 132.90545 |
56 | Ba | Barium | 137.327 |
57 | La | Lanthanum | 138.9055 |
58 | Ce | Cerium | 140.116 |
59 | Pr | Praseodymium | 140.90765 |
60 | Nd | Neodymium | 144.24 |
61 | Pm | Promethium | 145 |
62 | Sm | Samarium | 150.36 |
63 | Eu | Europium | 151.964 |
64 | Gd | Gadolinium | 157.25 |
65 | Tb | Terbium | 158.92534 |
66 | Dy | Dysprosium | 162.500 |
67 | Ho | Holmium | 164.93032 |
68 | Er | Erbium | 167.259 |
69 | Tm | Thulium | 168.93421 |
70 | Yb | Ytterbium | 173.04 |
71 | Lu | Lutetium | 174.967 |
72 | Hf | Hafnium | 178.49 |
73 | Ta | Tantalum | 180.9479 |
74 | W | Tungsten | 183.84 |
75 | Re | Rhenium | 186.207 |
76 | Os | Osmium | 190.23 |
77 | Ir | Iridium | 192.217 |
78 | Pt | Platinum | 195.078 |
79 | Au | Gold | 196.96655 |
80 | Hg | Mercury | 200.59 |
81 | Tl | Thallium | 204.3833 |
82 | Pb | Lead | 207.2 |
83 | Bi | Bismuth | 208.98038 |
84 | Po | Polonium | 209 |
85 | At | Astatine | 210 |
86 | Rn | Radon | 222 |
87 | Fr | Francium | 223 |
88 | Ra | Radium | 226 |
89 | Ac | Actinium | 227 |
90 | Th | Thorium | 232.0381 |
91 | Pa | Protactinium | 231.03588 |
92 | U | Uranium | 238.02891 |
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 |
104 | Rf | Rutherfordium | 261 |
105 | Db | Dubnium | 262 |
106 | Sg | Seaborgium | 266 |
107 | Hs | Hassium | 264 |
108 | Bh | Bohrium | 277 |
109 | Mt | Meitnerium | 268 |
110 | Uun | Ununnilium | 281 |
111 | Uuu | Unununium | 272 |
112 | Uub | Ununbium | 285 |
113 | Uut | Ununtrium | 284 |
114 | Uuq | Ununquadium | 289 |
115 | Uup | Ununpentium | 288 |
116 | Uuh | Ununhexium | 292 |