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# elemental data, taken from Wikipedia
# atomic number, symbol, name, atomic mass, density (of common phase)
1 H hydrogen 1.0078 0.0000899
2 He helium 4.0026 0.0001786
3 Li lithium 6.94 0.534
4 Be beryllium 9.0122 1.85
5 B boron 10.81 2.34
6 C carbon 12.011 2.267
7 N nitrogen 14.007 0.001251
8 O oxygen 15.999 0.001429
9 F fluorine 18.9984 0.001696
10 Ne neon 20.1797 0.0009002
11 Na sodium 22.9898 0.968
12 Mg magnesium 24.305 1.738
13 Al aluminum 26.9815 2.70
14 Si silicon 28.085 2.329
15 P phosphorus 30.9738 1.823
16 S sulfur 32.06 2.08
17 Cl chlorine 35.453 3.2
18 Ar argon 39.948 0.001784
19 K potassium 39.0983 0.89
20 Ca calcium 40.078 1.55
21 Sc scandium 44.9559 2.985
22 Ti titanium 47.867 4.506
23 V vanadium 50.9415 6.11
24 Cr chromium 51.996 7.15
25 Mn manganese 54.938 7.21
26 Fe iron 55.845 7.86
27 Co cobalt 58.9332 8.90
28 Ni nickel 58.6934 8.908
29 Cu copper 63.546 8.96
30 Zn zinc 65.38 7.14
31 Ga gallium 69.72 5.91
32 Ge germanium 72.63 5.323
33 As arsenic 74.9216 5.727
34 Se selenium 78.971 4.81
35 Br bromine 79.904 3.11
36 Kr krypton 83.798 0.003749
37 Rb rubidium 85.4678 1.532
38 Sr strontium 87.62 2.64
39 Y yttrium 88.9058 4.472
40 Zr zirconium 91.224 6.52
41 Nb niobium 92.9064 8.57
42 Mo molybdenum 95.95 10.28
43 Tc technetium 97.907 11.0
44 Ru ruthenium 101.07 12.45
45 Rh rhodium 102.906 12.41
46 Pd palladium 106.42 12.023
47 Ag silver 107.868 10.49
48 Cd cadmium 112.414 8.65
49 In indium 114.818 7.31
50 Sn tin 118.71 7.265
51 Sb antimony 121.76 6.679
52 Te tellurium 127.6 6.24
53 I iodine 126.905 4.933
54 Xe xenon 131.293 0.005894
55 Cs cesium 132.905 1.87
56 Ba barium 137.327 3.51
57 La lanthanum 138.905 6.162
58 Ce cerium 140.116 6.770
59 Pr praseodymium 140.908 6.77
60 Nd neodymium 144.242 7.01
61 Pm promethium 145.0 7.26
62 Sm samarium 150.36 7.52
63 Eu europium 151.96 5.244
64 Gd gadolinium 157.25 7.90
65 Tb terbium 158.925 8.23
66 Dy dysprosium 162.5 8.54
67 Ho holmium 164.93 8.79
68 Er erbium 167.259 9.066
69 Tm thulium 168.934 9.32
70 Yb ytterbium 173.045 6.90
71 Lu lutetium 174.967 9.841
72 Hf hafnium 178.49 13.31
73 Ta tantalum 180.948 16.69
74 W tungsten 183.84 19.25
75 Re rhenium 186.207 21.02
76 Os osmium 190.23 22.59
77 Ir iridium 192.217 22.56
78 Pt platinum 195.084 21.45
79 Au gold 196.967 19.3
80 Hg mercury 200.592 13.534
81 Tl thallium 204.383 11.85
82 Pb lead 207.2 11.34
83 Bi bismuth 208.98 9.78
84 Po polonium 209 9.196
85 At astatine 210 6.35
86 Rn radon 222 0.00973
87 Fr francium 223 2.48
88 Ra radium 226 5.5
89 Ac actinium 227 10.0
90 Th thorium 232.038 11.7
91 Pa protactinium 231.036 15.37
92 U uranium 238.029 19.1
93 Np neptunium 237.048 20.2
94 Pu plutonium 239.052 19.816
95 Am americium 243 12.0
96 Cm curium 247 13.51
97 Bk berkelium 247 14.78
98 Cf californium 251 15.1
99 Es einsteinium 252 8.84
100 Fm fermium 257 9.7
101 Md mendelevium 258 10.3
102 No nobelium 259 9.9
103 Lr lawrencium 266 14.4
104 Rf rutherfordium 267 17.0
105 Db dubnium 268 21.6
106 Sg seaborgium 269 23
107 Bh bohrium 270 26
108 Hs hassium 269 27
109 Mt meitnerium 278 27
110 Ds darmstadtium 281 26
111 Rg roentgenium 282 22
112 Cn copernicium 285 14.0
113 Nh nihonium 286 16.0
114 Fl flerovium 289 11.4
115 Mc moscovium 290 13.5
116 Lv livermorium 293 12.9
117 Ts tennessine 294 7.1
118 Og oganesson 294 7.0
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