Source: © 1996 Lawrence Berkeley National Laboratory
Parentheses indicate undiscovered elements.
| alkali metals |
noble gases |
||||||||||||||||
| 1 1.01 H Hydrogen |
alkaline earth metals |
Atomic number ====> Name ==> |
14 28.09 Si Silicon |
<===Atomic weight <==== Symbol |
nonmetals | 2 18.998 He Helium |
|||||||||||
| 3 6.94 Li Lithium |
4 9.01 Be Beryllium |
5 10.81 B Boron |
6 12.01 C Carbon |
7 14.01 N Nitrogen |
8 15.999 O Oxygen |
9 18.998 F Fluorine |
10 20.18 Ne Neon |
||||||||||
| 11 22.99 Na Sodium |
12 24.31 Mg Magnesium |
transitional metals | 13 26.98 Al Aluminum |
14 28.09 Si Silicon |
15 30.97 P Phosphorus |
16 32.06 S Sulfur |
17 35.45 Cl Chlorine |
18 39.95 Ar Argon |
|||||||||
| 19 39.10 K Potassium |
20 40.08 Ca Calcium |
21 44.96 Sc Calcium |
22 47.90 Ti Titanium |
23 50.94 V Vanadium |
24 51.996 Cr Chromium |
25 54.94 Mn Manganese |
26 55.85 Fe Iron |
27 58.93 Co Cobalt |
28 58.70 Ni Nickel |
29 63.55 Cu Copper |
30 65.37 Zn Zinc |
31 69.72 Ga Gallium |
32 72.59 Ge Germanium |
33 74.92 As Arsenic |
34 78.96 Se Selenium |
35 79.90 Br Bromine |
36 83.80 Kr Krypton |
| 37 85.47 Rb Rubidium |
38 87.62 Sr Strontium |
39 88.91 Y Yttrium |
40 91.22 Zr Zirconium |
41 92.91 Nb Niobium |
42 95.94 Mo Molybdenum |
43 98 Tc Technetium |
44 101.07 Ru Ruthenium |
45 102.91 Rh Rhodium |
46 106.40 Pd Palladium |
47 107.87 Ag Silver |
48 112.41 Cd Cadmium |
49 114.82 In Indium |
50 118.69 Sn Tin |
51 121.75 Sb Antimony |
52 127.60 Te Tellurium |
53 126.90 I Iodine |
54 131.30 Xe Xenon |
| 55 132.91 Cs Cesium |
56 137.33 Ba Barium |
57 138.91 La Lanthanum |
72 178.49 Hf Hafnium |
73 180.95 Ta Tantalum |
74 183.85 W Tungsten |
75 186.21 Re Rhenium |
76 190.20 Os Osmium |
77 192.22 Ir Iridium |
78 195.09 Pt Platinum |
79 196.97 Au Gold |
80 200.59 Hg Mercury |
81 204.37 Tl Thallium |
82 207.19 Pb Lead |
83 208.98 Bi Bismuth |
84 209 Po Polonium |
85 210 At Astatine |
86 222 Rn Radon |
| 87 223 Fr Francium |
88 226.03 Ra Radium |
89 227.03 Ac Actinium |
104 261 Rf Rutherlordium |
105 262 Db (Ha) Dubnium (Hahnium) |
106 266 Sg Seaborgium |
107 264 Bh Bohrium |
108 269 Hs Hassium |
109 268 Mt Meitnerium |
110 273 Ds Darmstadtium |
111 272 | 112 277 | (113) | (114) | (115) | (116) | (117) | (118) |
| other metals | |||||||||||||||||
| Lanthanide series | 58 140.12 Ce Cerium |
59 140.91 Pr Praseodymium |
60 144.24 Nd Neodymium |
61 145 Pm Promethium |
62 150.35 Sm Samarium |
63 151.96 Eu Europium |
64 157.25 Gd Gadolinium |
65 158.93 Tb Terbium |
66 162.50 Dy Dysprosium |
67 164.93 Ho Holmium |
68 167.26 Er Erbium |
69 168.93 Tm Thulium |
70 173.04 Yb Ytterbium |
71 174.97 Lu Lutetium |
| Actinide series | 90 232.04 Th Thorium |
91 231.04 Pa Protactinium |
92 238.03 U Uranium |
93 237.05 Np Neptunium |
94 244 Pu Plutonium |
95 243 Am Americium |
96 247 Cm Curium |
97 247 Bk Berkelium |
98 251 Cf Californium |
99 252 Es Einsteinium |
100 275 Fm Fermium |
101 258 Md Mendelevium |
102 259 No Nobelium |
103 262 Lr Lawrencium |