Element (E)
Ar, standard(E)
Table 1[2]
Value type
Ar, std abridged(E)
Table 2[3]
Ar, std conventional(E)
Table 3[4]
Ar, std formal short(E)
Tables 2 ∪ 3[5]
Mass number
[most stable isotope]
hydrogen 1H [1.007841.00811] Interval [1.00781.0082] 1.008 1.008
nitrogen 7N [14.0064314.00728] Interval [14.00614.008] 14.007 14.007
fluorine 9F 18.998403163(6) Value (uncertainty) 18.998 18.998
calcium 20Ca 40.078(4) Value (uncertainty) 40.078(4) 40.078(4)
technetium 43Tc (none) Most stable isotope [97]

Usage

Use parameter |format=:

{{Infobox element/symbol-to-saw|format=...}}
  • |format=standard (default):
  • |format=abridged:
  • |format=conventional:
  • |format=formal-short:
  • |format=formal-short-rounded:
  • |format=plain-short-value:
  • |format=year-changed:
  • |format=value-type:
For 'most stable isotope' value (Tc, Rf, Uue etc.), see also {{Infobox element/symbol-to-most-stable-isotope}}.
See also: {{Infobox element/symbol-to-saw/CIAAW-saw-element-page}} → "Standard Atomic Weights: Mercury". CIAAW. 2011..[6]

Overview

Z Symbol Name Ar, standard
Table 1
Type
Abridged
Table 2
Conventional
Table 3
→ Short
Table 2, 3
→ Short-
rounded
m.s.i. Year changed Note

1 H hydrogen [1.007841.00811] 2 [1.00781.0082] 1.008 1.008 1.008 2009[7]
2 He helium 4.002602(2) 1 4.0026 4.0026 4.0026 1983[8]
3 Li lithium [6.9386.997] 2 [6.9386.997] 6.94 6.94 6.94 2009[9]
4 Be beryllium 9.0121831(5) 1 9.0122 9.0122 9.0122 2013[10]
5 B boron [10.80610.821] 2 [10.80610.821] 10.81 10.81 10.81 2009[11]
6 C carbon [12.009612.0116] 2 [12.00912.012] 12.011 12.011 12.011 2009[12]
7 N nitrogen [14.0064314.00728] 2 [14.00614.008] 14.007 14.007 14.007 2009[13]
8 O oxygen [15.9990315.99977] 2 [15.99916.000] 15.999 15.999 15.999 2009[14]
9 F fluorine 18.998403163(6) 1 18.998 18.998 18.998 2013[15]
10 Ne neon 20.1797(6) 1 20.180 20.180 20.180 1985[16]
11 Na sodium 22.98976928(2) 1 22.990 22.990 22.990 2005[17]
12 Mg magnesium [24.30424.307] 2 [24.30424.307] 24.305 24.305 24.305 2011[18]
13 Al aluminium 26.9815384(3) 1 26.982 26.982 26.982 2017[19]
14 Si silicon [28.08428.086] 2 [28.08428.086] 28.085 28.085 28.085 2009[20]
15 P phosphorus 30.973761998(5) 1 30.974 30.974 30.974 2013[21]
16 S sulfur [32.05932.076] 2 [32.05932.076] 32.06 32.06 32.06 2009[22]
17 Cl chlorine [35.44635.457] 2 [35.44635.457] 35.45 35.45 35.45 2009[23]
18 Ar argon [39.79239.963] 2 [39.79239.963] 39.95[24] 39.95 39.95 2017[25]
19 K potassium 39.0983(1) 1 39.098 39.098 39.098 1979[26]
20 Ca calcium 40.078(4) 1 40.078(4) 40.078(4) 40.078 1983[27]
21 Sc scandium 44.955908(5) 1 44.956 44.956 44.956 2013[28]
22 Ti titanium 47.867(1) 1 47.867 47.867 47.867 1993[29]
23 V vanadium 50.9415(1) 1 50.942 50.942 50.942 1977[30]
24 Cr chromium 51.9961(6) 1 51.996 51.996 51.996 1983[31]
25 Mn manganese 54.938043(2) 1 54.938 54.938 54.938 2017[32]
26 Fe iron 55.845(2) 1 55.845(2) 55.845(2) 55.845 1993[33]
27 Co cobalt 58.933194(3) 1 58.933 58.933 58.933 2017[34]
28 Ni nickel 58.6934(4) 1 58.693 58.693 58.693 2007[35]
29 Cu copper 63.546(3) 1 63.546(3) 63.546(3) 63.546 1969[36]
30 Zn zinc 65.38(2) 1 65.38(2) 65.38(2) 65.38 2007[37]
31 Ga gallium 69.723(1) 1 69.723 69.723 69.723 1987[38]
32 Ge germanium 72.630(8) 1 72.630(8) 72.630(8) 72.630 2009[39]
33 As arsenic 74.921595(6) 1 74.922 74.922 74.922 2013[40]
34 Se selenium 78.971(8) 1 78.971(8) 78.971(8) 78.971 2013[41]
35 Br bromine [79.90179.907] 2 [79.90179.907] 79.904 79.904 79.904 2011[42]
36 Kr krypton 83.798(2) 1 83.798(2) 83.798(2) 83.798 2001[43]
37 Rb rubidium 85.4678(3) 1 85.468 85.468 85.468 1969[44]
38 Sr strontium 87.62(1) 1 87.62 87.62 87.62 1969[45]
39 Y yttrium 88.90584(1) 1 88.906 88.906 88.906 2017[46]
40 Zr zirconium 91.224(2) 1 91.224(2) 91.224(2) 91.224 1983[47]
41 Nb niobium 92.90637(1) 1 92.906 92.906 92.906 2017[48]
42 Mo molybdenum 95.95(1) 1 95.95 95.95 95.95 2013[49]
43 Tc technetium - 3 [97]
44 Ru ruthenium 101.07(2) 1 101.07(2) 101.07(2) 101.07 1983[50]
45 Rh rhodium 102.90549(2) 1 102.91 102.91 102.91 2017[51]
46 Pd palladium 106.42(1) 1 106.42 106.42 106.42 1979[52]
47 Ag silver 107.8682(2) 1 107.87 107.87 107.87 1985[53]
48 Cd cadmium 112.414(4) 1 112.41 112.41 112.41 2013[54]
49 In indium 114.818(1) 1 114.82 114.82 114.82 2011[55]
50 Sn tin 118.710(7) 1 118.71 118.71 118.71 1983[56]
51 Sb antimony 121.760(1) 1 121.76 121.76 121.76 1993[57]
52 Te tellurium 127.60(3) 1 127.60(3) 127.60(3) 127.60 1969[58]
53 I iodine 126.90447(3) 1 126.90 126.90 126.90 1985[59]
54 Xe xenon 131.293(6) 1 131.29 131.29 131.29 1999[60]
55 Cs caesium 132.90545196(6) 1 132.91 132.91 132.91 2013[61]
56 Ba barium 137.327(7) 1 137.33 137.33 137.33 1985[62]
57 La lanthanum 138.90547(7) 1 138.91 138.91 138.91 2005[63]
58 Ce cerium 140.116(1) 1 140.12 140.12 140.12 1995[64]
59 Pr praseodymium 140.90766(1) 1 140.91 140.91 140.91 2017[65]
60 Nd neodymium 144.242(3) 1 144.24 144.24 144.24 2005[66]
61 Pm promethium - 3 [145]
62 Sm samarium 150.36(2) 1 150.36(2) 150.36(2) 150.36 2005[67]
63 Eu europium 151.964(1) 1 151.96 151.96 151.96 1995[68]
64 Gd gadolinium 157.25(3) 1 157.25(3) 157.25(3) 157.25 1969[69]
65 Tb terbium 158.925354(8) 1 158.93 158.93 158.93 2017[70]
66 Dy dysprosium 162.500(1) 1 162.50 162.50 162.50 2001[71]
67 Ho holmium 164.930328(7) 1 164.93 164.93 164.93 2017[72]
68 Er erbium 167.259(3) 1 167.26 167.26 167.26 1999[73]
69 Tm thulium 168.934218(6) 1 168.93 168.93 168.93 2017[74]
70 Yb ytterbium 173.045(10) 1 173.05 173.05 173.05 2015[75]
71 Lu lutetium 174.9668(1) 1 174.97 174.97 174.97 2007[76]
72 Hf hafnium 178.486(6) 1 178.49 178.49(2) 178.49 2019[77]
73 Ta tantalum 180.94788(2) 1 180.95 180.95 180.95 2005[78]
74 W tungsten 183.84(1) 1 183.84 183.84 183.84 1991[79]
75 Re rhenium 186.207(1) 1 186.21 186.21 186.21 1973[80]
76 Os osmium 190.23(3) 1 190.23(3) 190.23(3) 190.23 1991[81]
77 Ir iridium 192.217(2) 1 192.22 192.22 192.22 2017[82]
78 Pt platinum 195.084(9) 1 195.08 195.08 195.08 2005[83]
79 Au gold 196.966570(4) 1 196.97 196.97 196.97 2017[84]
80 Hg mercury 200.592(3) 1 200.59 200.59 200.59 2011[85]
81 Tl Tl: Thallium [The time allocated for running scripts has expired.The time allocated for running scripts has expired.] 2 [The time allocated for running scripts has expired.The time allocated for running scripts has expired.] The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. Tl: 2009[86]
82 Pb Pb: Lead [The time allocated for running scripts has expired.The time allocated for running scripts has expired.] 2 [The time allocated for running scripts has expired.The time allocated for running scripts has expired.] The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. Pb: 2020[87]
83 Bi Bi: Bismuth The time allocated for running scripts has expired. 1 The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. Bi: 2005[88]
84 Po Po: Polonium - 3 Po: The time allocated for running scripts has expired.
85 At At: Astatine - 3 At: The time allocated for running scripts has expired.
86 Rn Rn: Radon - 3 Rn: The time allocated for running scripts has expired.
87 Fr Fr: Francium - 3 Fr: The time allocated for running scripts has expired.
88 Ra Ra: Radium - 3 Ra: The time allocated for running scripts has expired.
89 Ac Ac: Actinium - 3 Ac: The time allocated for running scripts has expired.
90 Th Th: Thorium The time allocated for running scripts has expired. 1 The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. Th: 2013[89]
91 Pa Pa: Protactinium The time allocated for running scripts has expired. 1 The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. Pa: 2017[90]
92 U U: Uranium The time allocated for running scripts has expired. 1 The time allocated for running scripts has expired. The time allocated for running scripts has expired. The time allocated for running scripts has expired. U: 1999[91]
93 Np Np: Neptunium - 3 Np: The time allocated for running scripts has expired.
94 Pu Pu: Plutonium - 3 Pu: The time allocated for running scripts has expired.
95 Am Am: Americium - 3 Am: The time allocated for running scripts has expired.
96 Cm Cm: Curium - 3 Cm: The time allocated for running scripts has expired.
97 Bk Bk: Berkelium - 3 Bk: The time allocated for running scripts has expired.
98 Cf Cf: Californium - 3 Cf: The time allocated for running scripts has expired.
99 Es Es: Einsteinium - 3 Es: The time allocated for running scripts has expired.
100 Fm Fm: Fermium - 3 Fm: The time allocated for running scripts has expired.
101 Md Md: Mendelevium - 3 Md: The time allocated for running scripts has expired.
102 No No: Nobelium - 3 No: The time allocated for running scripts has expired.
103 Lr Lr: Lawrencium - 3 Lr: The time allocated for running scripts has expired.
104 Rf Rf: Rutherfordium - 3 Rf: The time allocated for running scripts has expired.
105 Db Db: Dubnium - 3 Db: The time allocated for running scripts has expired.
106 Sg Sg: Seaborgium - 3 Sg: The time allocated for running scripts has expired.
107 Bh Bh: Bohrium - 3 Bh: The time allocated for running scripts has expired.
108 Hs Hs: Hassium - 3 Hs: The time allocated for running scripts has expired.
109 Mt Mt: Meitnerium - 3 Mt: The time allocated for running scripts has expired.
110 Ds Ds: Darmstadtium - 3 Ds: The time allocated for running scripts has expired.
111 Rg Rg: Roentgenium - 3 Rg: The time allocated for running scripts has expired.
112 Cn Cn: Copernicium - 3 Cn: The time allocated for running scripts has expired.
113 Nh Nh: Nihonium - 3 Nh: The time allocated for running scripts has expired.
114 Fl Fl: Flerovium - 3 Fl: The time allocated for running scripts has expired.
115 Mc Mc: Moscovium - 3 Mc: The time allocated for running scripts has expired.
116 Lv Lv: Livermorium - 3 Lv: The time allocated for running scripts has expired.
117 Ts Ts: Tennessine - 3 Ts: The time allocated for running scripts has expired.
118 Og Og: Oganesson - 3 Og: The time allocated for running scripts has expired.
119 Uue Uue: Ununennium - Uue:
120 Ubn Ubn: Unbinilium - Ubn:
121 Ubu Ubu: Unbiunium - Ubu:
122 Ubb Ubb: Unbibium - Ubb:
124 Ubq Ubq: Unbiquadium - Ubq:
126 Ubh Ubh: Unbihexium - Ubh:

References

  1. ^ Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. ^ Meija 2016, Table 1.
  3. ^ Meija 2016, Table 2.
  4. ^ Meija 2016, Table 3.
  5. ^ Meija 2016, Tables 2 and 3.
  6. ^ "Standard Atomic Weights: Mercury". CIAAW. 2011.
  7. ^ "Standard Atomic Weights: Hydrogen". CIAAW. 2009.
  8. ^ "Standard Atomic Weights: Helium". CIAAW. 1983.
  9. ^ "Standard Atomic Weights: Lithium". CIAAW. 2009.
  10. ^ "Standard Atomic Weights: Beryllium". CIAAW. 2013.
  11. ^ "Standard Atomic Weights: Boron". CIAAW. 2009.
  12. ^ "Standard Atomic Weights: Carbon". CIAAW. 2009.
  13. ^ "Standard Atomic Weights: Nitrogen". CIAAW. 2009.
  14. ^ "Standard Atomic Weights: Oxygen". CIAAW. 2009.
  15. ^ "Standard Atomic Weights: Fluorine". CIAAW. 2013.
  16. ^ "Standard Atomic Weights: Neon". CIAAW. 1985.
  17. ^ "Standard Atomic Weights: Sodium". CIAAW. 2005.
  18. ^ "Standard Atomic Weights: Magnesium". CIAAW. 2011.
  19. ^ "Standard Atomic Weights: Aluminium". CIAAW. 2017.
  20. ^ "Standard Atomic Weights: Silicon". CIAAW. 2009.
  21. ^ "Standard Atomic Weights: Phosphorus". CIAAW. 2013.
  22. ^ "Standard Atomic Weights: Sulfur". CIAAW. 2009.
  23. ^ "Standard Atomic Weights: Chlorine". CIAAW. 2009.
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  25. ^ "Standard Atomic Weights: Argon". CIAAW. 2017.
  26. ^ "Standard Atomic Weights: Potassium". CIAAW. 1979.
  27. ^ "Standard Atomic Weights: Calcium". CIAAW. 1983.
  28. ^ "Standard Atomic Weights: Scandium". CIAAW. 2013.
  29. ^ "Standard Atomic Weights: Titanium". CIAAW. 1993.
  30. ^ "Standard Atomic Weights: Vanadium". CIAAW. 1977.
  31. ^ "Standard Atomic Weights: Chromium". CIAAW. 1983.
  32. ^ "Standard Atomic Weights: Manganese". CIAAW. 2017.
  33. ^ "Standard Atomic Weights: Iron". CIAAW. 1993.
  34. ^ "Standard Atomic Weights: Cobalt". CIAAW. 2017.
  35. ^ "Standard Atomic Weights: Nickel". CIAAW. 2007.
  36. ^ "Standard Atomic Weights: Copper". CIAAW. 1969.
  37. ^ "Standard Atomic Weights: Zinc". CIAAW. 2007.
  38. ^ "Standard Atomic Weights: Gallium". CIAAW. 1987.
  39. ^ "Standard Atomic Weights: Germanium". CIAAW. 2009.
  40. ^ "Standard Atomic Weights: Arsenic". CIAAW. 2013.
  41. ^ "Standard Atomic Weights: Selenium". CIAAW. 2013.
  42. ^ "Standard Atomic Weights: Bromine". CIAAW. 2011.
  43. ^ "Standard Atomic Weights: Krypton". CIAAW. 2001.
  44. ^ "Standard Atomic Weights: Rubidium". CIAAW. 1969.
  45. ^ "Standard Atomic Weights: Strontium". CIAAW. 1969.
  46. ^ "Standard Atomic Weights: Yttrium". CIAAW. 2017.
  47. ^ "Standard Atomic Weights: Zirconium". CIAAW. 1983.
  48. ^ "Standard Atomic Weights: Niobium". CIAAW. 2017.
  49. ^ "Standard Atomic Weights: Molybdenum". CIAAW. 2013.
  50. ^ "Standard Atomic Weights: Ruthenium". CIAAW. 1983.
  51. ^ "Standard Atomic Weights: Rhodium". CIAAW. 2017.
  52. ^ "Standard Atomic Weights: Palladium". CIAAW. 1979.
  53. ^ "Standard Atomic Weights: Silver". CIAAW. 1985.
  54. ^ "Standard Atomic Weights: Cadmium". CIAAW. 2013.
  55. ^ "Standard Atomic Weights: Indium". CIAAW. 2011.
  56. ^ "Standard Atomic Weights: Tin". CIAAW. 1983.
  57. ^ "Standard Atomic Weights: Antimony". CIAAW. 1993.
  58. ^ "Standard Atomic Weights: Tellurium". CIAAW. 1969.
  59. ^ "Standard Atomic Weights: Iodine". CIAAW. 1985.
  60. ^ "Standard Atomic Weights: Xenon". CIAAW. 1999.
  61. ^ "Standard Atomic Weights: Caesium". CIAAW. 2013.
  62. ^ "Standard Atomic Weights: Barium". CIAAW. 1985.
  63. ^ "Standard Atomic Weights: Lanthanum". CIAAW. 2005.
  64. ^ "Standard Atomic Weights: Cerium". CIAAW. 1995.
  65. ^ "Standard Atomic Weights: Praseodymium". CIAAW. 2017.
  66. ^ "Standard Atomic Weights: Neodymium". CIAAW. 2005.
  67. ^ "Standard Atomic Weights: Samarium". CIAAW. 2005.
  68. ^ "Standard Atomic Weights: Europium". CIAAW. 1995.
  69. ^ "Standard Atomic Weights: Gadolinium". CIAAW. 1969.
  70. ^ "Standard Atomic Weights: Terbium". CIAAW. 2017.
  71. ^ "Standard Atomic Weights: Dysprosium". CIAAW. 2001.
  72. ^ "Standard Atomic Weights: Holmium". CIAAW. 2017.
  73. ^ "Standard Atomic Weights: Erbium". CIAAW. 1999.
  74. ^ "Standard Atomic Weights: Thulium". CIAAW. 2017.
  75. ^ "Standard Atomic Weights: Ytterbium". CIAAW. 2015.
  76. ^ "Standard Atomic Weights: Lutetium". CIAAW. 2007.
  77. ^ "Standard Atomic Weights: Hafnium". CIAAW. 2019.
  78. ^ "Standard Atomic Weights: Tantalum". CIAAW. 2005.
  79. ^ "Standard Atomic Weights: Tungsten". CIAAW. 1991.
  80. ^ "Standard Atomic Weights: Rhenium". CIAAW. 1973.
  81. ^ "Standard Atomic Weights: Osmium". CIAAW. 1991.
  82. ^ "Standard Atomic Weights: Iridium". CIAAW. 2017.
  83. ^ "Standard Atomic Weights: Platinum". CIAAW. 2005.
  84. ^ "Standard Atomic Weights: Gold". CIAAW. 2017.
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Updates

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CIAAW may publish changes to atomic weights (including its precision and derived values). Since 1947, any update this is done in odd years nominally; the actual date of publication may be some time later.

  • 2009 {{CIAAW2009}} (introducing interval notation; Ge):
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  • 2019 (hafnium value changed): The time allocated for running scripts has expired.
  • 2020* (lead value changed): The time allocated for running scripts has expired.
* "2020" is an inconsistent year for change publcation: CIAAW maintains that only odd years, changes are publicised.
Uncertainty handling

About handling the uncertainty in the values, including those in [ ] range values:

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Outdated references
  • {{CRC85}} ({{CRC85|chapter=11}}) &mdsh; Holden
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See also: {{Isotopes table/references}}

Data templates to update

data
secondary data

See also

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