Template:Infobox element/symbol-to-saw/overview-compare-wikidata

< Template:Infobox element‎ | symbol-to-saw
Z Sym Name Ar°
Table 1; col 4, 5
T
Abridged
col 7, 8
Notification-icon-Wikidata-logo.svg
QID
Notification-icon-Wikidata-logo.svg
(P2067)
(Da=dalton)
delta
Δ=en−wd
m.s.i. Year changed
(CIAAW)

1 H H: Hydrogen [1.007841.00811] Template:Infobox element/symbol-to-saw/value-type [1.00781.0082] d:Q556 {{#statements:P2067|from=Q556}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=H 1=H default=

}}Hydrogen.htm

2 He He: Helium 4.002602(2) Template:Infobox element/symbol-to-saw/value-type 4.0026 d:Q560 {{#statements:P2067|from=Q560}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=He 1=He default=

}}Helium.htm

3 Li Li: Lithium [6.9386.997] Template:Infobox element/symbol-to-saw/value-type [6.9386.997] d:Q568 {{#statements:P2067|from=Q568}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Li 1=Li default=

}}Lithium.htm

4 Be Be: Beryllium 9.0121831(5) Template:Infobox element/symbol-to-saw/value-type 9.0122 d:Q569 {{#statements:P2067|from=Q569}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Be 1=Be default=

}}Beryllium.htm

5 B B: Boron [10.80610.821] Template:Infobox element/symbol-to-saw/value-type [10.80610.821] d:Q618 {{#statements:P2067|from=Q618}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=B 1=B default=

}}Boron.htm

6 C C: Carbon [12.009612.0116] Template:Infobox element/symbol-to-saw/value-type [12.00912.012] d:Q623 {{#statements:P2067|from=Q623}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=C 1=C default=

}}Carbon.htm

7 N N: Nitrogen [14.0064314.00728] Template:Infobox element/symbol-to-saw/value-type [14.00614.008] d:Q627 {{#statements:P2067|from=Q627}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=N 1=N default=

}}Nitrogen.htm

8 O O: Oxygen [15.9990315.99977] Template:Infobox element/symbol-to-saw/value-type [15.99916.000] d:Q629 {{#statements:P2067|from=Q629}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=O 1=O default=

}}Oxygen.htm

9 F F: Fluorine 18.998403163(6) Template:Infobox element/symbol-to-saw/value-type 18.998 d:Q650 {{#statements:P2067|from=Q650}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=F 1=F default=

}}Fluorine.htm

10 Ne Ne: Neon 20.1797(6) Template:Infobox element/symbol-to-saw/value-type 20.180 d:Q654 {{#statements:P2067|from=Q654}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ne 1=Ne default=

}}Neon.htm

11 Na Na: Sodium 22.98976928(2) Template:Infobox element/symbol-to-saw/value-type 22.990 d:Q658 {{#statements:P2067|from=Q658}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Na 1=Na default=

}}Sodium.htm

12 Mg Mg: Magnesium [24.30424.307] Template:Infobox element/symbol-to-saw/value-type [24.30424.307] d:Q660 {{#statements:P2067|from=Q660}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Mg 1=Mg default=

}}Magnesium.htm

13 Al Al: Aluminium 26.9815384(3) Template:Infobox element/symbol-to-saw/value-type 26.982 d:Q663 {{#statements:P2067|from=Q663}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Al 1=Al default=

}}Aluminium.htm

14 Si Si: Silicon [28.08428.086] Template:Infobox element/symbol-to-saw/value-type [28.08428.086] d:Q670 {{#statements:P2067|from=Q670}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Si 1=Si default=

}}Silicon.htm

15 P P: Phosphorus 30.973761998(5) Template:Infobox element/symbol-to-saw/value-type 30.974 d:Q674 {{#statements:P2067|from=Q674}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=P 1=P default=

}}Phosphorus.htm

16 S S: Sulfur [32.05932.076] Template:Infobox element/symbol-to-saw/value-type [32.05932.076] d:Q682 {{#statements:P2067|from=Q682}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=S 1=S default=

}}Sulfur.htm

17 Cl Cl: Chlorine [35.44635.457] Template:Infobox element/symbol-to-saw/value-type [35.44635.457] d:Q688 {{#statements:P2067|from=Q688}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Cl 1=Cl default=

}}Chlorine.htm

18 Ar Ar: Argon [39.79239.963] Template:Infobox element/symbol-to-saw/value-type [39.79239.963] d:Q696 {{#statements:P2067|from=Q696}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ar 1=Ar default=

}}Argon.htm

19 K K: Potassium 39.0983(1) Template:Infobox element/symbol-to-saw/value-type 39.098 d:Q703 {{#statements:P2067|from=Q703}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=K 1=K default=

}}Potassium.htm

20 Ca Ca: Calcium 40.078(4) Template:Infobox element/symbol-to-saw/value-type 40.078(4) d:Q706 {{#statements:P2067|from=Q706}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ca 1=Ca default=

}}Calcium.htm

21 Sc Sc: Scandium 44.955908(5) Template:Infobox element/symbol-to-saw/value-type 44.956 d:Q713 {{#statements:P2067|from=Q713}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Sc 1=Sc default=

}}Scandium.htm

22 Ti Ti: Titanium 47.867(1) Template:Infobox element/symbol-to-saw/value-type 47.867 d:Q716 {{#statements:P2067|from=Q716}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ti 1=Ti default=

}}Titanium.htm

23 V V: Vanadium 50.9415(1) Template:Infobox element/symbol-to-saw/value-type 50.942 d:Q722 {{#statements:P2067|from=Q722}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=V 1=V default=

}}Vanadium.htm

24 Cr Cr: Chromium 51.9961(6) Template:Infobox element/symbol-to-saw/value-type 51.996 d:Q725 {{#statements:P2067|from=Q725}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Cr 1=Cr default=

}}Chromium.htm

25 Mn Mn: Manganese 54.938043(2) Template:Infobox element/symbol-to-saw/value-type 54.938 d:Q731 {{#statements:P2067|from=Q731}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Mn 1=Mn default=

}}Manganese.htm

26 Fe Fe: Iron 55.845(2) Template:Infobox element/symbol-to-saw/value-type 55.845(2) d:Q677 {{#statements:P2067|from=Q677}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Fe 1=Fe default=

}}Iron.htm

27 Co Co: Cobalt 58.933194(3) Template:Infobox element/symbol-to-saw/value-type 58.933 d:Q740 {{#statements:P2067|from=Q740}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Co 1=Co default=

}}Cobalt.htm

28 Ni Ni: Nickel 58.6934(4) Template:Infobox element/symbol-to-saw/value-type 58.693 d:Q744 {{#statements:P2067|from=Q744}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ni 1=Ni default=

}}Nickel.htm

29 Cu Cu: Copper 63.546(3) Template:Infobox element/symbol-to-saw/value-type 63.546(3) d:Q753 {{#statements:P2067|from=Q753}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Cu 1=Cu default=

}}Copper.htm

30 Zn Zn: Zinc 65.38(2) Template:Infobox element/symbol-to-saw/value-type 65.38(2) d:Q758 {{#statements:P2067|from=Q758}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Zn 1=Zn default=

}}Zinc.htm

31 Ga Ga: Gallium 69.723(1) Template:Infobox element/symbol-to-saw/value-type 69.723 d:Q861 {{#statements:P2067|from=Q861}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ga 1=Ga default=

}}Gallium.htm

32 Ge Ge: Germanium 72.630(8) Template:Infobox element/symbol-to-saw/value-type 72.630(8) d:Q867 {{#statements:P2067|from=Q867}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ge 1=Ge default=

}}Germanium.htm

33 As As: Arsenic 74.921595(6) Template:Infobox element/symbol-to-saw/value-type 74.922 d:Q871 {{#statements:P2067|from=Q871}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=As 1=As default=

}}Arsenic.htm

34 Se Se: Selenium 78.971(8) Template:Infobox element/symbol-to-saw/value-type 78.971(8) d:Q876 {{#statements:P2067|from=Q876}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Se 1=Se default=

}}Selenium.htm

35 Br Br: Bromine [79.90179.907] Template:Infobox element/symbol-to-saw/value-type [79.90179.907] d:Q879 {{#statements:P2067|from=Q879}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Br 1=Br default=

}}Bromine.htm

36 Kr Kr: Krypton 83.798(2) Template:Infobox element/symbol-to-saw/value-type 83.798(2) d:Q888 {{#statements:P2067|from=Q888}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Kr 1=Kr default=

}}Krypton.htm

37 Rb Rb: Rubidium 85.4678(3) Template:Infobox element/symbol-to-saw/value-type 85.468 d:Q895 {{#statements:P2067|from=Q895}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Rb 1=Rb default=

}}Rubidium.htm

38 Sr Sr: Strontium 87.62(1) Template:Infobox element/symbol-to-saw/value-type 87.62 d:Q938 {{#statements:P2067|from=Q938}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Sr 1=Sr default=

}}Strontium.htm

39 Y Y: Yttrium 88.90584(1) Template:Infobox element/symbol-to-saw/value-type 88.906 d:Q941 {{#statements:P2067|from=Q941}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Y 1=Y default=

}}Yttrium.htm

40 Zr Zr: Zirconium 91.224(2) Template:Infobox element/symbol-to-saw/value-type 91.224(2) d:Q1038 {{#statements:P2067|from=Q1038}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Zr 1=Zr default=

}}Zirconium.htm

41 Nb Nb: Niobium 92.90637(1) Template:Infobox element/symbol-to-saw/value-type 92.906 d:Q1046 {{#statements:P2067|from=Q1046}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Nb 1=Nb default=

}}Niobium.htm

42 Mo Mo: Molybdenum 95.95(1) Template:Infobox element/symbol-to-saw/value-type 95.95 d:Q1053 {{#statements:P2067|from=Q1053}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Mo 1=Mo default=

}}Molybdenum.htm

43 Tc Tc: Technetium - Template:Infobox element/symbol-to-saw/value-type - d:Q1054 {{#statements:P2067|from=Q1054}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 98 {{Infobox element/symbol-to-saw/error: year-changed symbol=Tc 1=Tc default=

}}

44 Ru Ru: Ruthenium 101.07(2) Template:Infobox element/symbol-to-saw/value-type 101.07(2) d:Q1086 {{#statements:P2067|from=Q1086}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ru 1=Ru default=

}}Ruthenium.htm

45 Rh Rh: Rhodium 102.90549(2) Template:Infobox element/symbol-to-saw/value-type 102.91 d:Q1087 {{#statements:P2067|from=Q1087}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Rh 1=Rh default=

}}Rhodium.htm

46 Pd Pd: Palladium 106.42(1) Template:Infobox element/symbol-to-saw/value-type 106.42 d:Q1089 {{#statements:P2067|from=Q1089}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Pd 1=Pd default=

}}Palladium.htm

47 Ag Ag: Silver 107.8682(2) Template:Infobox element/symbol-to-saw/value-type 107.87 d:Q1090 {{#statements:P2067|from=Q1090}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ag 1=Ag default=

}}Silver.htm

48 Cd Cd: Cadmium 112.414(4) Template:Infobox element/symbol-to-saw/value-type 112.41 d:Q1091 {{#statements:P2067|from=Q1091}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Cd 1=Cd default=

}}Cadmium.htm

49 In In: Indium 114.818(1) Template:Infobox element/symbol-to-saw/value-type 114.82 d:Q1094 {{#statements:P2067|from=Q1094}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=In 1=In default=

}}Indium.htm

50 Sn Sn: Tin 118.710(7) Template:Infobox element/symbol-to-saw/value-type 118.71 d:Q1096 {{#statements:P2067|from=Q1096}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Sn 1=Sn default=

}}Tin.htm

51 Sb Sb: Antimony 121.760(1) Template:Infobox element/symbol-to-saw/value-type 121.76 d:Q1099 {{#statements:P2067|from=Q1099}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Sb 1=Sb default=

}}Antimony.htm

52 Te Te: Tellurium 127.60(3) Template:Infobox element/symbol-to-saw/value-type 127.60(3) d:Q1100 {{#statements:P2067|from=Q1100}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Te 1=Te default=

}}Tellurium.htm

53 I I: Iodine 126.90447(3) Template:Infobox element/symbol-to-saw/value-type 126.90 d:Q1103 {{#statements:P2067|from=Q1103}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=I 1=I default=

}}Iodine.htm

54 Xe Xe: Xenon 131.293(6) Template:Infobox element/symbol-to-saw/value-type 131.29 d:Q1106 {{#statements:P2067|from=Q1106}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Xe 1=Xe default=

}}Xenon.htm

55 Cs Cs: Caesium 132.90545196(6) Template:Infobox element/symbol-to-saw/value-type 132.91 d:Q1108 {{#statements:P2067|from=Q1108}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Cs 1=Cs default=

}}Caesium.htm

56 Ba Ba: Barium 137.327(7) Template:Infobox element/symbol-to-saw/value-type 137.33 d:Q1112 {{#statements:P2067|from=Q1112}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ba 1=Ba default=

}}Barium.htm

57 La La: Lanthanum 138.90547(7) Template:Infobox element/symbol-to-saw/value-type 138.91 d:Q1801 {{#statements:P2067|from=Q1801}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=La 1=La default=

}}Lanthanum.htm

58 Ce Ce: Cerium 140.116(1) Template:Infobox element/symbol-to-saw/value-type 140.12 d:Q1385 {{#statements:P2067|from=Q1385}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ce 1=Ce default=

}}Cerium.htm

59 Pr Pr: Praseodymium 140.90766(1) Template:Infobox element/symbol-to-saw/value-type 140.91 d:Q1386 {{#statements:P2067|from=Q1386}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Pr 1=Pr default=

}}Praseodymium.htm

60 Nd Nd: Neodymium 144.242(3) Template:Infobox element/symbol-to-saw/value-type 144.24 d:Q1388 {{#statements:P2067|from=Q1388}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Nd 1=Nd default=

}}Neodymium.htm

61 Pm Pm: Promethium - Template:Infobox element/symbol-to-saw/value-type - d:Q1809 {{#statements:P2067|from=Q1809}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 145 {{Infobox element/symbol-to-saw/error: year-changed symbol=Pm 1=Pm default=

}}

62 Sm Sm: Samarium 150.36(2) Template:Infobox element/symbol-to-saw/value-type 150.36(2) d:Q1819 {{#statements:P2067|from=Q1819}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Sm 1=Sm default=

}}Samarium.htm

63 Eu Eu: Europium 151.964(1) Template:Infobox element/symbol-to-saw/value-type 151.96 d:Q1396 {{#statements:P2067|from=Q1396}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Eu 1=Eu default=

}}Europium.htm

64 Gd Gd: Gadolinium 157.25(3) Template:Infobox element/symbol-to-saw/value-type 157.25(3) d:Q1832 {{#statements:P2067|from=Q1832}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Gd 1=Gd default=

}}Gadolinium.htm

65 Tb Tb: Terbium 158.925354(8) Template:Infobox element/symbol-to-saw/value-type 158.93 d:Q1838 {{#statements:P2067|from=Q1838}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Tb 1=Tb default=

}}Terbium.htm

66 Dy Dy: Dysprosium 162.500(1) Template:Infobox element/symbol-to-saw/value-type 162.50 d:Q1843 {{#statements:P2067|from=Q1843}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Dy 1=Dy default=

}}Dysprosium.htm

67 Ho Ho: Holmium 164.930328(7) Template:Infobox element/symbol-to-saw/value-type 164.93 d:Q1846 {{#statements:P2067|from=Q1846}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ho 1=Ho default=

}}Holmium.htm

68 Er Er: Erbium 167.259(3) Template:Infobox element/symbol-to-saw/value-type 167.26 d:Q1849 {{#statements:P2067|from=Q1849}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Er 1=Er default=

}}Erbium.htm

69 Tm Tm: Thulium 168.934218(6) Template:Infobox element/symbol-to-saw/value-type 168.93 d:Q1853 {{#statements:P2067|from=Q1853}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Tm 1=Tm default=

}}Thulium.htm

70 Yb Yb: Ytterbium 173.045(10) Template:Infobox element/symbol-to-saw/value-type 173.05 d:Q1855 {{#statements:P2067|from=Q1855}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Yb 1=Yb default=

}}Ytterbium.htm

71 Lu Lu: Lutetium 174.9668(1) Template:Infobox element/symbol-to-saw/value-type 174.97 d:Q1857 {{#statements:P2067|from=Q1857}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Lu 1=Lu default=

}}Lutetium.htm

72 Hf Hf: Hafnium 178.49(2) Template:Infobox element/symbol-to-saw/value-type 178.49 d:Q1119 {{#statements:P2067|from=Q1119}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Hf 1=Hf default=

}}Hafnium.htm

73 Ta Ta: Tantalum 180.94788(2) Template:Infobox element/symbol-to-saw/value-type 180.95 d:Q1123 {{#statements:P2067|from=Q1123}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ta 1=Ta default=

}}Tantalum.htm

74 W W: Tungsten 183.84(1) Template:Infobox element/symbol-to-saw/value-type 183.84 d:Q743 {{#statements:P2067|from=Q743}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=W 1=W default=

}}Tungsten.htm

75 Re Re: Rhenium 186.207(1) Template:Infobox element/symbol-to-saw/value-type 186.21 d:Q737 {{#statements:P2067|from=Q737}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Re 1=Re default=

}}Rhenium.htm

76 Os Os: Osmium 190.23(3) Template:Infobox element/symbol-to-saw/value-type 190.23(3) d:Q751 {{#statements:P2067|from=Q751}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Os 1=Os default=

}}Osmium.htm

77 Ir Ir: Iridium 192.217(2) Template:Infobox element/symbol-to-saw/value-type 192.22 d:Q877 {{#statements:P2067|from=Q877}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ir 1=Ir default=

}}Iridium.htm

78 Pt Pt: Platinum 195.084(9) Template:Infobox element/symbol-to-saw/value-type 195.08 d:Q880 {{#statements:P2067|from=Q880}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Pt 1=Pt default=

}}Platinum.htm

79 Au Au: Gold 196.966570(4) Template:Infobox element/symbol-to-saw/value-type 196.97 d:Q897 {{#statements:P2067|from=Q897}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Au 1=Au default=

}}Gold.htm

80 Hg Hg: Mercury 200.592(3) Template:Infobox element/symbol-to-saw/value-type 200.59 d:Q925 {{#statements:P2067|from=Q925}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Hg 1=Hg default=

}}Mercury.htm

81 Tl Tl: Thallium [204.382204.385] Template:Infobox element/symbol-to-saw/value-type [204.38204.39] d:Q932 {{#statements:P2067|from=Q932}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Tl 1=Tl default=

}}Thallium.htm

82 Pb Pb: Lead 207.2(1) Template:Infobox element/symbol-to-saw/value-type 207.2 d:Q708 {{#statements:P2067|from=Q708}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Pb 1=Pb default=

}}Lead.htm

83 Bi Bi: Bismuth 208.98040(1) Template:Infobox element/symbol-to-saw/value-type 208.98 d:Q942 {{#statements:P2067|from=Q942}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Bi 1=Bi default=

}}Bismuth.htm

84 Po Po: Polonium - Template:Infobox element/symbol-to-saw/value-type - d:Q979 {{#statements:P2067|from=Q979}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 209 {{Infobox element/symbol-to-saw/error: year-changed symbol=Po 1=Po default=

}}

85 At At: Astatine - Template:Infobox element/symbol-to-saw/value-type - d:Q999 {{#statements:P2067|from=Q999}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 210 {{Infobox element/symbol-to-saw/error: year-changed symbol=At 1=At default=

}}

86 Rn Rn: Radon - Template:Infobox element/symbol-to-saw/value-type - d:Q1133 {{#statements:P2067|from=Q1133}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 222 {{Infobox element/symbol-to-saw/error: year-changed symbol=Rn 1=Rn default=

}}

87 Fr Fr: Francium - Template:Infobox element/symbol-to-saw/value-type - d:Q671 {{#statements:P2067|from=Q671}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 223 {{Infobox element/symbol-to-saw/error: year-changed symbol=Fr 1=Fr default=

}}

88 Ra Ra: Radium - Template:Infobox element/symbol-to-saw/value-type - d:Q1128 {{#statements:P2067|from=Q1128}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 226 {{Infobox element/symbol-to-saw/error: year-changed symbol=Ra 1=Ra default=

}}

89 Ac Ac: Actinium - Template:Infobox element/symbol-to-saw/value-type - d:Q1121 {{#statements:P2067|from=Q1121}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 227 {{Infobox element/symbol-to-saw/error: year-changed symbol=Ac 1=Ac default=

}}

90 Th Th: Thorium 232.0377(4) Template:Infobox element/symbol-to-saw/value-type 232.04 d:Q1115 {{#statements:P2067|from=Q1115}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Th 1=Th default=

}}Thorium.htm

91 Pa Pa: Protactinium 231.03588(1) Template:Infobox element/symbol-to-saw/value-type 231.04 d:Q1109 {{#statements:P2067|from=Q1109}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Pa 1=Pa default=

}}Protactinium.htm

92 U U: Uranium 238.02891(3) Template:Infobox element/symbol-to-saw/value-type 238.03 d:Q1098 {{#statements:P2067|from=Q1098}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=U 1=U default=

}}Uranium.htm

93 Np Np: Neptunium - Template:Infobox element/symbol-to-saw/value-type - d:Q1105 {{#statements:P2067|from=Q1105}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 237 {{Infobox element/symbol-to-saw/error: year-changed symbol=Np 1=Np default=

}}

94 Pu Pu: Plutonium - Template:Infobox element/symbol-to-saw/value-type - d:Q1102 {{#statements:P2067|from=Q1102}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 244 {{Infobox element/symbol-to-saw/error: year-changed symbol=Pu 1=Pu default=

}}

95 Am Am: Americium - Template:Infobox element/symbol-to-saw/value-type - d:Q1872 {{#statements:P2067|from=Q1872}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 243 {{Infobox element/symbol-to-saw/error: year-changed symbol=Am 1=Am default=

}}

96 Cm Cm: Curium - Template:Infobox element/symbol-to-saw/value-type - d:Q1876 {{#statements:P2067|from=Q1876}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 247 {{Infobox element/symbol-to-saw/error: year-changed symbol=Cm 1=Cm default=

}}

97 Bk Bk: Berkelium - Template:Infobox element/symbol-to-saw/value-type - d:Q1882 {{#statements:P2067|from=Q1882}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 247 {{Infobox element/symbol-to-saw/error: year-changed symbol=Bk 1=Bk default=

}}

98 Cf Cf: Californium - Template:Infobox element/symbol-to-saw/value-type - d:Q1888 {{#statements:P2067|from=Q1888}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 251 {{Infobox element/symbol-to-saw/error: year-changed symbol=Cf 1=Cf default=

}}

99 Es Es: Einsteinium - Template:Infobox element/symbol-to-saw/value-type - d:Q1892 {{#statements:P2067|from=Q1892}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 252 {{Infobox element/symbol-to-saw/error: year-changed symbol=Es 1=Es default=

}}

100 Fm Fm: Fermium - Template:Infobox element/symbol-to-saw/value-type - d:Q1896 {{#statements:P2067|from=Q1896}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 257 {{Infobox element/symbol-to-saw/error: year-changed symbol=Fm 1=Fm default=

}}

101 Md Md: Mendelevium - Template:Infobox element/symbol-to-saw/value-type - d:Q1898 {{#statements:P2067|from=Q1898}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 258 {{Infobox element/symbol-to-saw/error: year-changed symbol=Md 1=Md default=

}}

102 No No: Nobelium - Template:Infobox element/symbol-to-saw/value-type - d:Q1901 {{#statements:P2067|from=Q1901}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 259 {{Infobox element/symbol-to-saw/error: year-changed symbol=No 1=No default=

}}

103 Lr Lr: Lawrencium - Template:Infobox element/symbol-to-saw/value-type - d:Q1905 {{#statements:P2067|from=Q1905}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 266 {{Infobox element/symbol-to-saw/error: year-changed symbol=Lr 1=Lr default=

}}

104 Rf Rf: Rutherfordium - Template:Infobox element/symbol-to-saw/value-type - d:Q1226 {{#statements:P2067|from=Q1226}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 267 {{Infobox element/symbol-to-saw/error: year-changed symbol=Rf 1=Rf default=

}}

105 Db Db: Dubnium - Template:Infobox element/symbol-to-saw/value-type - d:Q1232 {{#statements:P2067|from=Q1232}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 268 {{Infobox element/symbol-to-saw/error: year-changed symbol=Db 1=Db default=

}}

106 Sg Sg: Seaborgium - Template:Infobox element/symbol-to-saw/value-type - d:Q1234 {{#statements:P2067|from=Q1234}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 269 {{Infobox element/symbol-to-saw/error: year-changed symbol=Sg 1=Sg default=

}}

107 Bh Bh: Bohrium - Template:Infobox element/symbol-to-saw/value-type - d:Q1249 {{#statements:P2067|from=Q1249}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 270 {{Infobox element/symbol-to-saw/error: year-changed symbol=Bh 1=Bh default=

}}

108 Hs Hs: Hassium - Template:Infobox element/symbol-to-saw/value-type - d:Q1252 {{#statements:P2067|from=Q1252}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 270 {{Infobox element/symbol-to-saw/error: year-changed symbol=Hs 1=Hs default=

}}

109 Mt Mt: Meitnerium - Template:Infobox element/symbol-to-saw/value-type - d:Q1258 {{#statements:P2067|from=Q1258}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 278 {{Infobox element/symbol-to-saw/error: year-changed symbol=Mt 1=Mt default=

}}

110 Ds Ds: Darmstadtium - Template:Infobox element/symbol-to-saw/value-type - d:Q1266 {{#statements:P2067|from=Q1266}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 281 {{Infobox element/symbol-to-saw/error: year-changed symbol=Ds 1=Ds default=

}}

111 Rg Rg: Roentgenium - Template:Infobox element/symbol-to-saw/value-type - d:Q1272 {{#statements:P2067|from=Q1272}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 282 {{Infobox element/symbol-to-saw/error: year-changed symbol=Rg 1=Rg default=

}}

112 Cn Cn: Copernicium - Template:Infobox element/symbol-to-saw/value-type - d:Q1278 {{#statements:P2067|from=Q1278}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 285 {{Infobox element/symbol-to-saw/error: year-changed symbol=Cn 1=Cn default=

}}

113 Nh Nh: Nihonium - Template:Infobox element/symbol-to-saw/value-type - d:Q1301 {{#statements:P2067|from=Q1301}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 286 {{Infobox element/symbol-to-saw/error: year-changed symbol=Nh 1=Nh default=

}}

114 Fl Fl: Flerovium - Template:Infobox element/symbol-to-saw/value-type - d:Q1302 {{#statements:P2067|from=Q1302}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 289 {{Infobox element/symbol-to-saw/error: year-changed symbol=Fl 1=Fl default=

}}

115 Mc Mc: Moscovium - Template:Infobox element/symbol-to-saw/value-type - d:Q1303 {{#statements:P2067|from=Q1303}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 290 {{Infobox element/symbol-to-saw/error: year-changed symbol=Mc 1=Mc default=

}}

116 Lv Lv: Livermorium - Template:Infobox element/symbol-to-saw/value-type - d:Q1304 {{#statements:P2067|from=Q1304}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 293 {{Infobox element/symbol-to-saw/error: year-changed symbol=Lv 1=Lv default=

}}

117 Ts Ts: Tennessine - Template:Infobox element/symbol-to-saw/value-type - d:Q1306 {{#statements:P2067|from=Q1306}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 294 {{Infobox element/symbol-to-saw/error: year-changed symbol=Ts 1=Ts default=

}}

118 Og Og: Oganesson - Template:Infobox element/symbol-to-saw/value-type - d:Q1307 {{#statements:P2067|from=Q1307}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 294 {{Infobox element/symbol-to-saw/error: year-changed symbol=Og 1=Og default=

}}

119 Uue Uue: Ununennium - Template:Infobox element/symbol-to-saw/value-type - d:Q1139 {{#statements:P2067|from=Q1139}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 315 (predicted) {{Infobox element/symbol-to-saw/error: year-changed symbol=Uue 1=Uue default=

}}

120 Ubn Ubn: Unbinilium - Template:Infobox element/symbol-to-saw/value-type - d:Q1146 {{#statements:P2067|from=Q1146}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd unconfirmed: 299 {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubn 1=Ubn default=

}}

121 Ubu Ubu: Unbiunium - Template:Infobox element/symbol-to-saw/value-type - d:Q1466 {{#statements:P2067|from=Q1466}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd 320 (predicted) {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubu 1=Ubu default=

}}

122 Ubb Ubb: Unbibium - Template:Infobox element/symbol-to-saw/value-type - d:Q7425 {{#statements:P2067|from=Q7425}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubb 1=Ubb default=

}}Unbibium.htm

123 Ubt Ubt: Unbitrium - Template:Infobox element/symbol-to-saw/value-type - d: {{#statements:P2067|from=-}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubt 1=Ubt default=

}}Unbitrium.htm

124 Ubq Ubq: Unbiquadium - Template:Infobox element/symbol-to-saw/value-type - d: {{#statements:P2067|from=-}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubq 1=Ubq default=

}}Unbiquadium.htm

125 Ubp Ubp: Unbipentium - Template:Infobox element/symbol-to-saw/value-type - d: {{#statements:P2067|from=-}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubp 1=Ubp default=

}}Unbipentium.htm

126 Ubh Ubh: Unbihexium - Template:Infobox element/symbol-to-saw/value-type - d: {{#statements:P2067|from=-}} Template:Infobox element/symbol-to-saw/overview-compare-wikidata/row/delta-en-wd {{Infobox element/symbol-to-saw/error: year-changed symbol=Ubh 1=Ubh default=

}}Unbihexium.htm

Documentation icon Template documentation[view] [edit] [history] [purge]
Overview: formal values of the standard atomic weight[1]
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 and 3[5]
Mass number
[most stable isotope]
hydrogen 1H [1.007841.00811] Template:Infobox element/symbol-to-saw/value-type [1.00781.0082] 1.008 1.008
nitrogen 7N [14.0064314.00728] Template:Infobox element/symbol-to-saw/value-type [14.00614.008] 14.007 14.007
fluorine 9F 18.998403163(6) Template:Infobox element/symbol-to-saw/value-type 18.998 18.998
calcium 20Ca 40.078(4) Template:Infobox element/symbol-to-saw/value-type 40.078(4) 40.078(4)
technetium 43Tc (none) Template:Infobox element/symbol-to-saw/value-type 98

Subtemplates used

Sources (CIAAW publications)

  (This list:  view • edit )
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):
Template:CIAAW2009
Template:CIAAW2011
Template:CIAAW2013/cite journal
Template:CIAAW2015
Template:CIAAW2017
  • 2019 (hafnium value changed): Meija, Juris; et al. (2019-12-09). "Standard atomic weight of hafnium revised". CIAAW. Retrieved 2020-02-25.
  • 2020* (lead value changed): Zhu, Xiang-Kun; Benefield, Jacqueline; Coplen, Tyler B.; Gao, Zhaofu; Holden, Norman E. (1 October 2020). "Variation of lead isotopic composition and atomic weight in terrestrial materials (IUPAC Technical Report)". doi:10.1515/pac-2018-0916.
* "2020" is an inconsistent year for change publication: CIAAW maintains that only odd years, changes are publicised.
  • 2021 {{CIAAW2021}} (all elements listed); (4 values changed; introduced new symbol; merge "conventional" into "abridged" columns; change uncertainty notation (use "±")
Template:CIAAW2021
Uncertainty handling

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

Outdated references
See also: {{Isotopes table/references}}

See also

  1. Template:CIAAW2013/cite journal
  2. Meija 2016, Table 1.
  3. Meija 2016, Table 2.
  4. Meija 2016, Table 3.
  5. Meija 2016, Tables 2 and 3.