Atomic Atomic Name
number weight
___________________
1 1.00794 Hydrogen
2 4.0026 Helium
3 6.941 Lithium
4 9.01218 Beryllium
5 10.811 Boron
6 12.011 Carbon
7 14.0067 Nitrogen
8 15.9994 Oxygen
9 18.9984 Fluorine
10 20.1797 Neon
11 22.9898 Sodium
12 24.305 Magnesium
13 26.9815 Aluminium
14 28.0855 Silicon
15 30.9738 Phosphorus
16 32.066 Sulfur
17 35.4527 Chlorine
18 39.948 Argon
19 39.0983 Potassium
20 40.078 Calcium
21 44.9559 Scandium
22 47.867 Titanium
23 50.9415 Vanadium
24 51.9961 Chromium
25 54.9309 Manganese
26 55.845 Iron
27 58.9332 Cobalt
28 58.6934 Nickel
29 63.546 Copper
30 65.39 Zinc
31 69.723 Gallium
32 72.61 Germanium
33 74.9216 Arsenic
34 78.96 Selenium
35 79.904 Bromine
36 83.8 Krypton
37 85.4678 Rubidium
38 87.62 Strontium
39 88.9059 Yttrium
40 91.224 Zirconium
41 92.9064 Niobium
42 95.94 Molybdenum
43 98 Technetium
44 101.07 Ruthenium
45 102.906 Rhodium
46 106.42 Palladium
47 107.868 Silver
48 112.411 Cadmium
49 114.818 Indium
50 118.71 Tin
51 121.76 Antimony
52 127.6 Tellurium
53 126.904 Iodine
54 131.29 Xenon
55 132.905 Cesium
56 137.327 Barium
57 138.906 Lanthanum
58 140.115 Cerium
59 140.908 Praseodymium
60 144.24 Neodymium
61 145 Promethium
62 150.36 Samarium
63 151.965 Europium
64 157.25 Gadolinium
65 158.925 Terbium
66 162.5 Dysprosium
67 164.93 Holmium
68 167.26 Erbium
69 168.934 Thulium
70 173.04 Ytterbium
71 174.967 Lutetium
72 178.49 Hafnium
73 180.948 Tantalum
74 183.84 Wolfram
75 186.207 Rhenium
76 190.23 Osmium
77 192.217 Iridium
78 195.08 Platinum
79 196.967 Gold
80 200.59 Mercury
81 204.383 Thallium
82 207.2 Lead
83 208.98 Bismuth
84 209 Polonium
85 210 Astatine
86 222 Radon
87 223 Francium
88 226.025 Radium
89 227.028 Actinium
90 232.038 Thorium
91 231.036 Protactinium
92 238.029 Uranium
93 237.048 Neptunium
94 244 Plutonium
95 243 Americium
96 247 Curium
97 247 Berkelium
98 251 Californium
99 252 Einsteinium
100 257 Fermium
101 258 Mendelevium
102 259 Nobelium
103 260 Lawrencium