Periodic Table of the Elements 

#     Name        At.Wt.
----  ---------  -------
1  H  Hydrogen   1.00797
2  He Helium     4.0026

3  Li Lithium    6.939
4  Be Beryllium  9.0122
5  B  Boron     10.811
6  C  Carbon    12.01115
7  N  Nitrogen  14.0067
8  O  Oxygen    15.9994
9  F  Fluorine  18.9984
10 Ne Neon      20.183

11 Na Sodium    22.9898
12 Mg Magnesium 24.312
13 Al Aluminum  26.9815
14 Si Silicon   28.086
15 P  Phosphorus30.9738
16 S  Sulfur    32.064
17 Cl Chlorine  35.453
18 Ar Argon     39.948

19 K  Potassium 39.102
20 Ca Calcium   40.08
21 Sc Scandium  44.956
22 Ti Titanium  47.90
23 V  Vanadium  50.942
24 Cr Chromium  51.996
25 Mn Manganese 54.847
26 Fe Iron      55.847
27 Co Cobalt    58.933
28 Ni Nickel    58.71
29 Cu Copper    63.54
30 Zn Zinc      65.37
31 Ga Gallium   69.72
32 Ge Germanium 72.59
33 As Arsenic   74.922
34 Se Selenium  78.96
35 Br Bromine   79.909
36 Kr Krypton   83.80

37 Rb Rubidium    85.47
38 Sr Strontium   87.62
39 Y  Yttrium     88.905
40 Zr Zirconium   91.22
41 Nb Niobium     92.906
42 Mo Molybdenum  95.94
43 Tc Technetium  98
44 Ru Ruthenium  101.07
45 Rh Rhodium    102.905
46 Pd Palladium  106.4
47 Ag Silver     107.870
48 Cd Cadmium    112.40
49 In Indium     114.82
50 Sn Tin        118.69
51 Sb Antimony   121.75
52 Te Tellurium  127.60
53 I  Iodine     126.904
54 Xe Xenon      131.30

55 Cs Cesium     132.905
56 Ba Barium     137.34
57 La Lanthanum  138.91
  58 Ce Cerium       140.12
  59 Pr Praseodymium 140.97
  60 Nd Neodymium    144.24
  61 Pm Promethium   147
  62 Sm Samarium     150.35
  63 Eu Europium     151.96
  64 Gd Gadolinium   157.25
  65 Tb Terbium      158.924
  66 Dy Dysprosium   162.50
  67 Ho Holmium      164.930
  68 Er Erbium       167.26
  69 Tm Thullium     168.934
  70 Yb Ytterbium    173.04
  71 Lu Lutetium     174.97
72 Hf Hafnium    178.49
73 Ta Tantalum   180.948
74 W  Tungsten   183.85
75 Re Rhenium    186.2
76 Os Osmium     190.2
77 Ir Iridium    192.2
78 Pt Platinum   195.09
79 Au Gold       196.967
80 Hg Mercury    200.59
81 Tl Thallium   204.37
82 Pb Lead       207.19
83 Bi Bismuth    208.980
84 Po Polonium   210
85 At Astatine   210
86 Rn Radon      222

87 Fr Francium   223
88 Ra Radium     236
89 Ac Actinium   227
  90 Th Thorium      232.038
  91 Pa Protactinium 231
  92 U  Uranium      238.03
  93 Np Neptunium    237
  94 Pu Plutonium    242
  95 Am Americium    243
  96 Cu Curium       247
  97 Bk Berkelium    247
  98 Cf Californium  249
  99 Es Einsteinium  254
  100 Fm Fermium     253
  101 Md Mendelevium 254
  102 No Nobelium    254
  103 Lw Lawrencium  257

