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zhaiyusci/iupac_atomic_weights_2021.csv

Created July 10, 2024 11:50
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ATOMIC WEIGHTS OF THE ELEMENTS 2021 Table 2 compiled into CSV format
Raw
iupac_atomic_weights_2021.csv
AtNo Symbol Name AtWt_val AtWt_err
1 H Hydrogen 1.008 0.0
2 He Helium 4.002602 2.0e-6
3 Li Lithium 6.94 0.0
4 Be Beryllium 9.0121831 5.0e-7
5 B Boron 10.81 0.0
6 C Carbon 12.011 0.0
7 N Nitrogen 14.007 0.0
8 O Oxygen 15.999 0.0
9 F Fluorine 18.998403163 5.0e-9
10 Ne Neon 20.1797 0.0006
11 Na Sodium 22.98976928 2.0e-8
12 Mg Magnesium 24.305 0.0
13 Al Aluminium 26.9815384 3.0e-7
14 Si Silicon 28.085 0.0
15 P Phosphorus 30.973761998 5.0e-9
16 S Sulfur 32.06 0.0
17 Cl Chlorine 35.45 0.0
18 Ar Argon 39.95 0.0
19 K Potassium 39.0983 0.0001
20 Ca Calcium 40.078 0.004
21 Sc Scandium 44.955907 4.0e-6
22 Ti Titanium 47.867 0.001
23 V Vanadium 50.9415 0.0001
24 Cr Chromium 51.9961 0.0006
25 Mn Manganese 54.938043 2.0e-6
26 Fe Iron 55.845 0.002
27 Co Cobalt 58.933194 3.0e-6
28 Ni Nickel 58.6934 0.0004
29 Cu Copper 63.546 0.003
30 Zn Zinc 65.38 0.02
31 Ga Gallium 69.723 0.001
32 Ge Germanium 72.63 0.008
33 As Arsenic 74.921595 6.0e-6
34 Se Selenium 78.971 0.008
35 Br Bromine 79.904 0.0
36 Kr Krypton 83.798 0.002
37 Rb Rubidium 85.4678 0.0003
38 Sr Strontium 87.62 0.01
39 Y Yttrium 88.905838 2.0e-6
40 Zr Zirconium 91.224 0.002
41 Nb Niobium 92.90637 1.0e-5
42 Mo Molybdenum 95.95 0.01
43 Tc Technetium 97.0 0.0
44 Ru Ruthenium 101.07 0.02
45 Rh Rhodium 102.90549 2.0e-5
46 Pd Palladium 106.42 0.01
47 Ag Silver 107.8682 0.0002
48 Cd Cadmium 112.414 0.004
49 In Indium 114.818 0.001
50 Sn Tin 118.71 0.007
51 Sb Antimony 121.76 0.001
52 Te Tellurium 127.6 0.03
53 I Iodine 126.90447 3.0e-5
54 Xe Xenon 131.293 0.006
55 Cs Caesium 132.90545196 6.0e-8
56 Ba Barium 137.327 0.007
57 La Lanthanum 138.90547 7.0e-5
58 Ce Cerium 140.116 0.001
59 Pr Praseodymium     140.90766 1.0e-5
60 Nd Neodymium 144.242 0.003
61 Pm Promethium 145.0 0.0
62 Sm Samarium 150.36 0.02
63 Eu Europium 151.964 0.001
64 Gd Gadolinium 157.25 0.03
65 Tb Terbium 158.925354 7.0e-6
66 Dy Dysprosium 162.5 0.001
67 Ho Holmium 164.930329 5.0e-6
68 Er Erbium 167.259 0.003
69 Tm Thulium 168.934219 5.0e-6
70 Yb Ytterbium 173.045 0.01
71 Lu Lutetium 174.9668 0.0001
72 Hf Hafnium 178.486 0.006
73 Ta Tantalum 180.94788 2.0e-5
74 W Tungsten 183.84 0.01
75 Re Rhenium 186.207 0.001
76 Os Osmium 190.23 0.03
77 Ir Iridium 192.217 0.002
78 Pt Platinum 195.084 0.009
79 Au Gold 196.96657 4.0e-6
80 Hg Mercury 200.592 0.003
81 Tl Thallium 204.38 0.0
82 Pb Lead 207.2 0.1
83 Bi Bismuth 208.9804 1.0e-5
84 Po Polonium 209.0 0.0
85 At Astatine 210.0 0.0
86 Rn Radon 222.0 0.0
87 Fr Francium 223.0 0.0
88 Ra Radium 226.0 0.0
89 Ac Actinium 227.0 0.0
90 Th Thorium 232.0377 0.0004
91 Pa Protactinium 231.03588 1.0e-5
92 U Uranium 238.02891 3.0e-5
93 Np Neptunium 237.0 0.0
94 Pu Plutonium 244.0 0.0
95 Am Americium 243.0 0.0
96 Cm Curium 247.0 0.0
97 Bk Berkelium 247.0 0.0
98 Cf Californium 251.0 0.0
99 Es Einsteinium 252.0 0.0
100 Fm Fermium 257.0 0.0
101 Md Mendelevium 258.0 0.0
102 No Nobelium 259.0 0.0
103 Lr Lawrencium 262.0 0.0
104 Rf Rutherfordium 267.0 0.0
105 Db Dubnium 270.0 0.0
106 Sg Seaborgium 269.0 0.0
107 Bh Bohrium 270.0 0.0
108 Hs Hassium 270.0 0.0
109 Mt Meitnerium 278.0 0.0
110 Ds Darmstadtium 281.0 0.0
111 Rg Roentgenium 281.0 0.0
112 Cn Copernicium 285.0 0.0
113 Nh Nihonium 286.0 0.0
114 Fl Flerovium 289.0 0.0
115 Mc Moscovium 289.0 0.0
116 Lv Livermorium 293.0 0.0
117 Ts Tennessine 293.0 0.0
118 Og Oganesson 294.0 0.0
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