From Wikipedia, the free encyclopedia
Z Sym Name Ar°
Table 1; col 4, 5
T
Abridged
col 7, 8

QID

mass (P2067)
(Da= dalton)
delta
Δ=en−wd
m.s.i. Year changed
(CIAAW)

1 H hydrogen 1.007841.00811 2 1.0080±0.0002 d:Q556 Edit this at Wikidata 1.008±0.0002 Da Δ = −1.008 2009 [1]
2 He helium 4.002602±0.000002 1 4.0026±0.0001 d:Q560 Edit this at Wikidata 4.002602±0.000002 Da Δ = 0 1983 [2]
3 Li lithium 6.9386.997 2 6.94±0.06 d:Q568 Edit this at Wikidata 6.94±0.06 Da Δ = −6.94 2009 [3]
4 Be beryllium 9.0121831±0.0000005 1 9.0122±0.0001 d:Q569 Edit this at Wikidata 9.0121831±0.000005 Da Δ = 0 2013 [4]
5 B boron 10.80610.821 2 10.81±0.02 d:Q618 Edit this at Wikidata 10.81±0.02 Da Δ = −10.81 2009 [5]
6 C carbon 12.009612.0116 2 12.011±0.002 d:Q623 Edit this at Wikidata 12.011±0.002 Da Δ = −12.011 2009 [6]
7 N nitrogen 14.0064314.00728 2 14.007±0.001 d:Q627 Edit this at Wikidata 14.007±0.001 Da Δ = −14.007 2009 [7]
8 O oxygen 15.9990315.99977 2 15.999±0.001 d:Q629 Edit this at Wikidata 15.999±0.001 Da Δ = −15.999 2009 [8]
9 F fluorine 18.998403162±0.000000005 1 18.998±0.001 d:Q650 Edit this at Wikidata 18.998403162±0.000000005 Da Δ = 0 2021 [9]
10 Ne neon 20.1797±0.0006 1 20.180±0.001 d:Q654 Edit this at Wikidata 20.1797±0.0006 Da Δ = 0 1985 [10]
11 Na sodium 22.98976928±0.00000002 1 22.990±0.001 d:Q658 Edit this at Wikidata 22.98976928±0.00000002 Da Δ = 0 2005 [11]
12 Mg magnesium 24.30424.307 2 24.305±0.002 d:Q660 Edit this at Wikidata 24.305±0.002 Da Δ = −24.305 2011 [12]
13 Al aluminium 26.9815384±0.0000003 1 26.982±0.001 d:Q663 Edit this at Wikidata 26.9815384±0.0000003 Da Δ = 0 2017 [13]
14 Si silicon 28.08428.086 2 28.085±0.001 d:Q670 Edit this at Wikidata 28.085±0.001 Da Δ = −28.085 2009 [14]
15 P phosphorus 30.973761998±0.000000005 1 30.974±0.001 d:Q674 Edit this at Wikidata 30.973761998±0.000000005 Da Δ = 0 2013 [15]
16 S sulfur 32.05932.076 2 32.06±0.02 d:Q682 Edit this at Wikidata 32.06±0.02 Da Δ = −32.06 2009 [16]
17 Cl chlorine 35.44635.457 2 35.45±0.01 d:Q688 Edit this at Wikidata 35.45±0.01 Da Δ = −35.45 2009 [17]
18 Ar argon 39.79239.963 2 39.95±0.16 d:Q696 Edit this at Wikidata 39.95±0.16 Da Δ = −39.95 2017 [18]
19 K potassium 39.0983±0.0001 1 39.098±0.001 d:Q703 Edit this at Wikidata 39.0983±0.0001 Da Δ = 0 1979 [19]
20 Ca calcium 40.078±0.004 1 40.078±0.004 d:Q706 Edit this at Wikidata 40.078±0.004 Da Δ = 0 1983 [20]
21 Sc scandium 44.955907±0.000004 1 44.956±0.001 d:Q713 Edit this at Wikidata 44.955907±0.000004 Da Δ = 0 2021 [21]
22 Ti titanium 47.867±0.001 1 47.867±0.001 d:Q716 Edit this at Wikidata 47.867±0.001 Da Δ = 0 1993 [22]
23 V vanadium 50.9415±0.0001 1 50.942±0.001 d:Q722 Edit this at Wikidata 50.9415±0.0001 Da Δ = 0 1977 [23]
24 Cr chromium 51.9961±0.0006 1 51.996±0.001 d:Q725 Edit this at Wikidata 51.9961±0.0006 Da Δ = 0 1983 [24]
25 Mn manganese 54.938043±0.000002 1 54.938±0.001 d:Q731 Edit this at Wikidata 54.938043±0.000002 Da Δ = 0 2017 [25]
26 Fe iron 55.845±0.002 1 55.845±0.002 d:Q677 Edit this at Wikidata 55.845±0.002 Da Δ = 0 1993 [26]
27 Co cobalt 58.933194±0.000003 1 58.933±0.001 d:Q740 Edit this at Wikidata 58.933194±0.000003 Da Δ = 0 2017 [27]
28 Ni nickel 58.6934±0.0004 1 58.693±0.001 d:Q744 Edit this at Wikidata 58.6934±0.0004 Da Δ = 0 2007 [28]
29 Cu copper 63.546±0.003 1 63.546±0.003 d:Q753 Edit this at Wikidata 63.546±0.003 Da Δ = 0 1969 [29]
30 Zn zinc 65.38±0.02 1 65.38±0.02 d:Q758 Edit this at Wikidata 65.38±0.02 Da Δ = 0 2007 [30]
31 Ga gallium 69.723±0.001 1 69.723±0.001 d:Q861 Edit this at Wikidata 69.723±0.001 Da Δ = 0 1987 [31]
32 Ge germanium 72.630±0.008 1 72.630±0.008 d:Q867 Edit this at Wikidata 72.63±0.008 Da Δ = 0 2009 [32]
33 As arsenic 74.921595±0.000006 1 74.922±0.001 d:Q871 Edit this at Wikidata 74.921595±0.000006 Da Δ = 0 2013 [33]
34 Se selenium 78.971±0.008 1 78.971±0.008 d:Q876 Edit this at Wikidata 78.971±0.008 Da Δ = 0 2013 [34]
35 Br bromine 79.90179.907 2 79.904±0.003 d:Q879 Edit this at Wikidata 79.904±0.003 Da Δ = −79.904 2011 [35]
36 Kr krypton 83.798±0.002 1 83.798±0.002 d:Q888 Edit this at Wikidata 83.798±0.002 Da Δ = 0 2001 [36]
37 Rb rubidium 85.4678±0.0003 1 85.468±0.001 d:Q895 Edit this at Wikidata 85.4678±0.0003 Da Δ = 0 1969 [37]
38 Sr strontium 87.62±0.01 1 87.62±0.01 d:Q938 Edit this at Wikidata 87.62±0.01 Da Δ = 0 1969 [38]
39 Y yttrium 88.905838±0.000002 1 88.906±0.001 d:Q941 Edit this at Wikidata 88.905838±0.000002 Da Δ = 0 2021 [39]
40 Zr zirconium 91.224±0.002 1 91.224±0.002 d:Q1038 Edit this at Wikidata 91.224±0.002 Da Δ = 0 1983 [40]
41 Nb niobium 92.90637±0.00001 1 92.906±0.001 d:Q1046 Edit this at Wikidata 92.90637±0.00001 Da Δ = 0 2017 [41]
42 Mo molybdenum 95.95±0.01 1 95.95±0.01 d:Q1053 Edit this at Wikidata 95.95±0.01 Da Δ = 0 2013 [42]
43 Tc technetium - 3 - d:Q1054 Edit this at Wikidata 97.907 Da Δ = −97.907 [97]
44 Ru ruthenium 101.07±0.02 1 101.07±0.02 d:Q1086 Edit this at Wikidata 101.07±0.02 Da Δ = 0 1983 [43]
45 Rh rhodium 102.90549±0.00002 1 102.91±0.01 d:Q1087 Edit this at Wikidata 102.90549±0.00002 Da Δ = 0 2017 [44]
46 Pd palladium 106.42±0.01 1 106.42±0.01 d:Q1089 Edit this at Wikidata 106.42±0.01 Da Δ = 0 1979 [45]
47 Ag silver 107.8682±0.0002 1 107.87±0.01 d:Q1090 Edit this at Wikidata 107.8682±0.0002 Da Δ = 0 1985 [46]
48 Cd cadmium 112.414±0.004 1 112.41±0.01 d:Q1091 Edit this at Wikidata 112.414±0.004 Da Δ = 0 2013 [47]
49 In indium 114.818±0.001 1 114.82±0.01 d:Q1094 Edit this at Wikidata 114.818±0.001 Da Δ = 0 2011 [48]
50 Sn tin 118.710±0.007 1 118.71±0.01 d:Q1096 Edit this at Wikidata 118.71±0.007 Da Δ = 0 1983 [49]
51 Sb antimony 121.760±0.001 1 121.76±0.01 d:Q1099 Edit this at Wikidata 121.76±0.001 Da Δ = 0 1993 [50]
52 Te tellurium 127.60±0.03 1 127.60±0.03 d:Q1100 Edit this at Wikidata 127.6±0.03 Da Δ = 0 1969 [51]
53 I iodine 126.90447±0.00003 1 126.90±0.01 d:Q1103 Edit this at Wikidata 126.90447±0.00003 Da Δ = 0 1985 [52]
54 Xe xenon 131.293±0.006 1 131.29±0.01 d:Q1106 Edit this at Wikidata 131.293±0.006 Da Δ = 0 1999 [53]
55 Cs caesium 132.90545196±0.00000006 1 132.91±0.01 d:Q1108 Edit this at Wikidata 132.90545196±0.00000006 Da Δ = 0 2013 [54]
56 Ba barium 137.327±0.007 1 137.33±0.01 d:Q1112 Edit this at Wikidata 137.327±0.007 Da Δ = 0 1985 [55]
57 La lanthanum 138.90547±0.00007 1 138.91±0.01 d:Q1801 Edit this at Wikidata 138.90547±0.00007 Da Δ = 0 2005 [56]
58 Ce cerium 140.116±0.001 1 140.12±0.01 d:Q1385 Edit this at Wikidata 140.116±0.001 Da Δ = 0 1995 [57]
59 Pr praseodymium 140.90766±0.00001 1 140.91±0.01 d:Q1386 Edit this at Wikidata 140.90766±0.00001 Da Δ = 0 2017 [58]
60 Nd neodymium 144.242±0.003 1 144.24±0.01 d:Q1388 Edit this at Wikidata 144.242±0.003 Da Δ = 0 2005 [59]
61 Pm promethium 3 - d:Q1809 Edit this at Wikidata [145]
62 Sm samarium 150.36±0.02 1 150.36±0.02 d:Q1819 Edit this at Wikidata 150.36±0.02 Da Δ = 0 2005 [60]
63 Eu europium 151.964±0.001 1 151.96±0.01 d:Q1396 Edit this at Wikidata 151.964±0.001 Da Δ = 0 1995 [61]
64 Gd gadolinium 157.25±0.03 1 157.25±0.03 d:Q1832 Edit this at Wikidata 157.25±0.03 Da Δ = 0 1969 [62]
65 Tb terbium 158.925354±0.000007 1 158.93±0.01 d:Q1838 Edit this at Wikidata 158.925354±0.000008 Da Δ = 0 2021 [63]
66 Dy dysprosium 162.500±0.001 1 162.50±0.01 d:Q1843 Edit this at Wikidata 162.5±0.001 Da Δ = 0 2001 [64]
67 Ho holmium 164.930329±0.000005 1 164.93±0.01 d:Q1846 Edit this at Wikidata 164.930329±0.000005 Da Δ = 0 2021 [65]
68 Er erbium 167.259±0.003 1 167.26±0.01 d:Q1849 Edit this at Wikidata 167.259±0.003 Da Δ = 0 1999 [66]
69 Tm thulium 168.934219±0.000005 1 168.93±0.01 d:Q1853 Edit this at Wikidata 168.934219±0.000005 Da Δ = 0 2021 [67]
70 Yb ytterbium 173.045±0.010 1 173.05±0.02 d:Q1855 Edit this at Wikidata 173.045±0.01 Da Δ = 0 2015 [68]
71 Lu lutetium 174.9668±0.0001 1 174.97±0.01 d:Q1857 Edit this at Wikidata 174.9668±0.0001 Da Δ = 0 2007 [69]
72 Hf hafnium 178.486±0.006 1 178.49±0.01 d:Q1119 Edit this at Wikidata 178.486±0.006 Da Δ = 0 2019 [70]
73 Ta tantalum 180.94788±0.00002 1 180.95±0.01 d:Q1123 Edit this at Wikidata 180.94788±0.00002 Da Δ = 0 2005 [71]
74 W tungsten 183.84±0.01 1 183.84±0.01 d:Q743 Edit this at Wikidata 183.84±0.01 Da Δ = 0 1991 [72]
75 Re rhenium 186.207±0.001 1 186.21±0.01 d:Q737 Edit this at Wikidata 186.207±0.001 Da Δ = 0 1973 [73]
76 Os osmium 190.23±0.03 1 190.23±0.03 d:Q751 Edit this at Wikidata 190.23±0.03 Da Δ = 0 1991 [74]
77 Ir iridium 192.217±0.002 1 192.22±0.01 d:Q877 Edit this at Wikidata 192.217±0.002 Da Δ = 0 2017 [75]
78 Pt platinum 195.084±0.009 1 195.08±0.02 d:Q880 Edit this at Wikidata 195.084±0.009 Da Δ = 0 2005 [76]
79 Au gold 196.966570±0.000004 1 196.97±0.01 d:Q897 Edit this at Wikidata 196.96657±0.0000005 Da Δ = 0 2017 [77]
80 Hg mercury 200.592±0.003 1 200.59±0.01 d:Q925 Edit this at Wikidata 200.592±0.003 Da Δ = 0 2011 [78]
81 Tl thallium 204.382204.385 2 204.38±0.01 d:Q932 Edit this at Wikidata 204.38±0.01 Da Δ = −204.38 2009 [79]
82 Pb lead 206.14207.94 2 207.2±1.1 d:Q708 Edit this at Wikidata 207.2±1.1 Da Δ = −207.2 2020 [80]
83 Bi bismuth 208.98040±0.00001 1 208.98±0.01 d:Q942 Edit this at Wikidata 208.9804±0.00001 Da Δ = 0 2005 [81]
84 Po polonium - 3 - d:Q979 Edit this at Wikidata [209]
85 At astatine - 3 - d:Q999 Edit this at Wikidata [210]
86 Rn radon - 3 - d:Q1133 Edit this at Wikidata [222]
87 Fr francium - 3 - d:Q671 Edit this at Wikidata [223]
88 Ra radium - 3 - d:Q1128 Edit this at Wikidata [226]
89 Ac actinium - 3 - d:Q1121 Edit this at Wikidata 227.028 Da Δ = −227.028 [227]
90 Th thorium 232.0377±0.0004 1 232.04±0.01 d:Q1115 Edit this at Wikidata 232.0377±0.0004 Da Δ = 0 2013 [82]
91 Pa protactinium 231.03588±0.00001 1 231.04±0.01 d:Q1109 Edit this at Wikidata 231.03588±0.00001 Da Δ = 0 2017 [83]
92 U uranium 238.02891±0.00003 1 238.03±0.01 d:Q1098 Edit this at Wikidata 238.02891±0.00003 Da Δ = 0 1999 [84]
93 Np neptunium - 3 - d:Q1105 Edit this at Wikidata [237]
94 Pu plutonium - 3 - d:Q1102 Edit this at Wikidata [244]
95 Am americium - 3 - d:Q1872 Edit this at Wikidata 243 Da Δ = −243 [243]
96 Cm curium - 3 - d:Q1876 Edit this at Wikidata 247.07 Da Δ = −247.07 [247]
97 Bk berkelium - 3 - d:Q1882 Edit this at Wikidata [247]
98 Cf californium - 3 - d:Q1888 Edit this at Wikidata [251]
99 Es einsteinium - 3 - d:Q1892 Edit this at Wikidata [252]
100 Fm fermium - 3 - d:Q1896 Edit this at Wikidata 257.095 Da Δ = −257.095 [257]
101 Md mendelevium - 3 - d:Q1898 Edit this at Wikidata [258]
102 No nobelium - 3 - d:Q1901 Edit this at Wikidata [259]
103 Lr lawrencium - 3 - d:Q1905 Edit this at Wikidata [266]
104 Rf rutherfordium - 3 - d:Q1226 Edit this at Wikidata [267]
105 Db dubnium - 3 - d:Q1232 Edit this at Wikidata [268]
106 Sg seaborgium - 3 - d:Q1234 Edit this at Wikidata [267]
107 Bh bohrium - 3 - d:Q1249 Edit this at Wikidata [270]
108 Hs hassium - 3 - d:Q1252 Edit this at Wikidata [271]
109 Mt meitnerium - 3 - d:Q1258 Edit this at Wikidata [278]
110 Ds darmstadtium - 3 - d:Q1266 Edit this at Wikidata [281]
111 Rg roentgenium - 3 - d:Q1272 Edit this at Wikidata [282]
112 Cn copernicium - 3 - d:Q1278 Edit this at Wikidata [285]
113 Nh nihonium - 3 - d:Q1301 Edit this at Wikidata [286]
114 Fl flerovium - 3 - d:Q1302 Edit this at Wikidata 289.191 Da Δ = −289.191 [289]
115 Mc moscovium - 3 - d:Q1303 Edit this at Wikidata [290]
116 Lv livermorium - 3 - d:Q1304 Edit this at Wikidata [293]
117 Ts tennessine - 3 - d:Q1306 Edit this at Wikidata [294]
118 Og oganesson - 3 - d:Q1307 Edit this at Wikidata [294]
119 Uue ununennium - - d:Q1139 Edit this at Wikidata [85]
120 Ubn unbinilium - - d:Q1146 Edit this at Wikidata [86]
121 Ubu unbiunium - - d:Q1466 Edit this at Wikidata [87]
122 Ubb unbibium - - d:Q7425 Edit this at Wikidata [88]
123 Ubt unbitrium - - d:Q428758 Edit this at Wikidata [89]
124 Ubq unbiquadium - - d:Q428741 Edit this at Wikidata [90]
125 Ubp unbipentium - - d:Q428685 Edit this at Wikidata [91]
126 Ubh unbihexium - - d:Q54377 Edit this at Wikidata [92]


From Wikipedia, the free encyclopedia
Z Sym Name Ar°
Table 1; col 4, 5
T
Abridged
col 7, 8

QID

mass (P2067)
(Da= dalton)
delta
Δ=en−wd
m.s.i. Year changed
(CIAAW)

1 H hydrogen 1.007841.00811 2 1.0080±0.0002 d:Q556 Edit this at Wikidata 1.008±0.0002 Da Δ = −1.008 2009 [1]
2 He helium 4.002602±0.000002 1 4.0026±0.0001 d:Q560 Edit this at Wikidata 4.002602±0.000002 Da Δ = 0 1983 [2]
3 Li lithium 6.9386.997 2 6.94±0.06 d:Q568 Edit this at Wikidata 6.94±0.06 Da Δ = −6.94 2009 [3]
4 Be beryllium 9.0121831±0.0000005 1 9.0122±0.0001 d:Q569 Edit this at Wikidata 9.0121831±0.000005 Da Δ = 0 2013 [4]
5 B boron 10.80610.821 2 10.81±0.02 d:Q618 Edit this at Wikidata 10.81±0.02 Da Δ = −10.81 2009 [5]
6 C carbon 12.009612.0116 2 12.011±0.002 d:Q623 Edit this at Wikidata 12.011±0.002 Da Δ = −12.011 2009 [6]
7 N nitrogen 14.0064314.00728 2 14.007±0.001 d:Q627 Edit this at Wikidata 14.007±0.001 Da Δ = −14.007 2009 [7]
8 O oxygen 15.9990315.99977 2 15.999±0.001 d:Q629 Edit this at Wikidata 15.999±0.001 Da Δ = −15.999 2009 [8]
9 F fluorine 18.998403162±0.000000005 1 18.998±0.001 d:Q650 Edit this at Wikidata 18.998403162±0.000000005 Da Δ = 0 2021 [9]
10 Ne neon 20.1797±0.0006 1 20.180±0.001 d:Q654 Edit this at Wikidata 20.1797±0.0006 Da Δ = 0 1985 [10]
11 Na sodium 22.98976928±0.00000002 1 22.990±0.001 d:Q658 Edit this at Wikidata 22.98976928±0.00000002 Da Δ = 0 2005 [11]
12 Mg magnesium 24.30424.307 2 24.305±0.002 d:Q660 Edit this at Wikidata 24.305±0.002 Da Δ = −24.305 2011 [12]
13 Al aluminium 26.9815384±0.0000003 1 26.982±0.001 d:Q663 Edit this at Wikidata 26.9815384±0.0000003 Da Δ = 0 2017 [13]
14 Si silicon 28.08428.086 2 28.085±0.001 d:Q670 Edit this at Wikidata 28.085±0.001 Da Δ = −28.085 2009 [14]
15 P phosphorus 30.973761998±0.000000005 1 30.974±0.001 d:Q674 Edit this at Wikidata 30.973761998±0.000000005 Da Δ = 0 2013 [15]
16 S sulfur 32.05932.076 2 32.06±0.02 d:Q682 Edit this at Wikidata 32.06±0.02 Da Δ = −32.06 2009 [16]
17 Cl chlorine 35.44635.457 2 35.45±0.01 d:Q688 Edit this at Wikidata 35.45±0.01 Da Δ = −35.45 2009 [17]
18 Ar argon 39.79239.963 2 39.95±0.16 d:Q696 Edit this at Wikidata 39.95±0.16 Da Δ = −39.95 2017 [18]
19 K potassium 39.0983±0.0001 1 39.098±0.001 d:Q703 Edit this at Wikidata 39.0983±0.0001 Da Δ = 0 1979 [19]
20 Ca calcium 40.078±0.004 1 40.078±0.004 d:Q706 Edit this at Wikidata 40.078±0.004 Da Δ = 0 1983 [20]
21 Sc scandium 44.955907±0.000004 1 44.956±0.001 d:Q713 Edit this at Wikidata 44.955907±0.000004 Da Δ = 0 2021 [21]
22 Ti titanium 47.867±0.001 1 47.867±0.001 d:Q716 Edit this at Wikidata 47.867±0.001 Da Δ = 0 1993 [22]
23 V vanadium 50.9415±0.0001 1 50.942±0.001 d:Q722 Edit this at Wikidata 50.9415±0.0001 Da Δ = 0 1977 [23]
24 Cr chromium 51.9961±0.0006 1 51.996±0.001 d:Q725 Edit this at Wikidata 51.9961±0.0006 Da Δ = 0 1983 [24]
25 Mn manganese 54.938043±0.000002 1 54.938±0.001 d:Q731 Edit this at Wikidata 54.938043±0.000002 Da Δ = 0 2017 [25]
26 Fe iron 55.845±0.002 1 55.845±0.002 d:Q677 Edit this at Wikidata 55.845±0.002 Da Δ = 0 1993 [26]
27 Co cobalt 58.933194±0.000003 1 58.933±0.001 d:Q740 Edit this at Wikidata 58.933194±0.000003 Da Δ = 0 2017 [27]
28 Ni nickel 58.6934±0.0004 1 58.693±0.001 d:Q744 Edit this at Wikidata 58.6934±0.0004 Da Δ = 0 2007 [28]
29 Cu copper 63.546±0.003 1 63.546±0.003 d:Q753 Edit this at Wikidata 63.546±0.003 Da Δ = 0 1969 [29]
30 Zn zinc 65.38±0.02 1 65.38±0.02 d:Q758 Edit this at Wikidata 65.38±0.02 Da Δ = 0 2007 [30]
31 Ga gallium 69.723±0.001 1 69.723±0.001 d:Q861 Edit this at Wikidata 69.723±0.001 Da Δ = 0 1987 [31]
32 Ge germanium 72.630±0.008 1 72.630±0.008 d:Q867 Edit this at Wikidata 72.63±0.008 Da Δ = 0 2009 [32]
33 As arsenic 74.921595±0.000006 1 74.922±0.001 d:Q871 Edit this at Wikidata 74.921595±0.000006 Da Δ = 0 2013 [33]
34 Se selenium 78.971±0.008 1 78.971±0.008 d:Q876 Edit this at Wikidata 78.971±0.008 Da Δ = 0 2013 [34]
35 Br bromine 79.90179.907 2 79.904±0.003 d:Q879 Edit this at Wikidata 79.904±0.003 Da Δ = −79.904 2011 [35]
36 Kr krypton 83.798±0.002 1 83.798±0.002 d:Q888 Edit this at Wikidata 83.798±0.002 Da Δ = 0 2001 [36]
37 Rb rubidium 85.4678±0.0003 1 85.468±0.001 d:Q895 Edit this at Wikidata 85.4678±0.0003 Da Δ = 0 1969 [37]
38 Sr strontium 87.62±0.01 1 87.62±0.01 d:Q938 Edit this at Wikidata 87.62±0.01 Da Δ = 0 1969 [38]
39 Y yttrium 88.905838±0.000002 1 88.906±0.001 d:Q941 Edit this at Wikidata 88.905838±0.000002 Da Δ = 0 2021 [39]
40 Zr zirconium 91.224±0.002 1 91.224±0.002 d:Q1038 Edit this at Wikidata 91.224±0.002 Da Δ = 0 1983 [40]
41 Nb niobium 92.90637±0.00001 1 92.906±0.001 d:Q1046 Edit this at Wikidata 92.90637±0.00001 Da Δ = 0 2017 [41]
42 Mo molybdenum 95.95±0.01 1 95.95±0.01 d:Q1053 Edit this at Wikidata 95.95±0.01 Da Δ = 0 2013 [42]
43 Tc technetium - 3 - d:Q1054 Edit this at Wikidata 97.907 Da Δ = −97.907 [97]
44 Ru ruthenium 101.07±0.02 1 101.07±0.02 d:Q1086 Edit this at Wikidata 101.07±0.02 Da Δ = 0 1983 [43]
45 Rh rhodium 102.90549±0.00002 1 102.91±0.01 d:Q1087 Edit this at Wikidata 102.90549±0.00002 Da Δ = 0 2017 [44]
46 Pd palladium 106.42±0.01 1 106.42±0.01 d:Q1089 Edit this at Wikidata 106.42±0.01 Da Δ = 0 1979 [45]
47 Ag silver 107.8682±0.0002 1 107.87±0.01 d:Q1090 Edit this at Wikidata 107.8682±0.0002 Da Δ = 0 1985 [46]
48 Cd cadmium 112.414±0.004 1 112.41±0.01 d:Q1091 Edit this at Wikidata 112.414±0.004 Da Δ = 0 2013 [47]
49 In indium 114.818±0.001 1 114.82±0.01 d:Q1094 Edit this at Wikidata 114.818±0.001 Da Δ = 0 2011 [48]
50 Sn tin 118.710±0.007 1 118.71±0.01 d:Q1096 Edit this at Wikidata 118.71±0.007 Da Δ = 0 1983 [49]
51 Sb antimony 121.760±0.001 1 121.76±0.01 d:Q1099 Edit this at Wikidata 121.76±0.001 Da Δ = 0 1993 [50]
52 Te tellurium 127.60±0.03 1 127.60±0.03 d:Q1100 Edit this at Wikidata 127.6±0.03 Da Δ = 0 1969 [51]
53 I iodine 126.90447±0.00003 1 126.90±0.01 d:Q1103 Edit this at Wikidata 126.90447±0.00003 Da Δ = 0 1985 [52]
54 Xe xenon 131.293±0.006 1 131.29±0.01 d:Q1106 Edit this at Wikidata 131.293±0.006 Da Δ = 0 1999 [53]
55 Cs caesium 132.90545196±0.00000006 1 132.91±0.01 d:Q1108 Edit this at Wikidata 132.90545196±0.00000006 Da Δ = 0 2013 [54]
56 Ba barium 137.327±0.007 1 137.33±0.01 d:Q1112 Edit this at Wikidata 137.327±0.007 Da Δ = 0 1985 [55]
57 La lanthanum 138.90547±0.00007 1 138.91±0.01 d:Q1801 Edit this at Wikidata 138.90547±0.00007 Da Δ = 0 2005 [56]
58 Ce cerium 140.116±0.001 1 140.12±0.01 d:Q1385 Edit this at Wikidata 140.116±0.001 Da Δ = 0 1995 [57]
59 Pr praseodymium 140.90766±0.00001 1 140.91±0.01 d:Q1386 Edit this at Wikidata 140.90766±0.00001 Da Δ = 0 2017 [58]
60 Nd neodymium 144.242±0.003 1 144.24±0.01 d:Q1388 Edit this at Wikidata 144.242±0.003 Da Δ = 0 2005 [59]
61 Pm promethium 3 - d:Q1809 Edit this at Wikidata [145]
62 Sm samarium 150.36±0.02 1 150.36±0.02 d:Q1819 Edit this at Wikidata 150.36±0.02 Da Δ = 0 2005 [60]
63 Eu europium 151.964±0.001 1 151.96±0.01 d:Q1396 Edit this at Wikidata 151.964±0.001 Da Δ = 0 1995 [61]
64 Gd gadolinium 157.25±0.03 1 157.25±0.03 d:Q1832 Edit this at Wikidata 157.25±0.03 Da Δ = 0 1969 [62]
65 Tb terbium 158.925354±0.000007 1 158.93±0.01 d:Q1838 Edit this at Wikidata 158.925354±0.000008 Da Δ = 0 2021 [63]
66 Dy dysprosium 162.500±0.001 1 162.50±0.01 d:Q1843 Edit this at Wikidata 162.5±0.001 Da Δ = 0 2001 [64]
67 Ho holmium 164.930329±0.000005 1 164.93±0.01 d:Q1846 Edit this at Wikidata 164.930329±0.000005 Da Δ = 0 2021 [65]
68 Er erbium 167.259±0.003 1 167.26±0.01 d:Q1849 Edit this at Wikidata 167.259±0.003 Da Δ = 0 1999 [66]
69 Tm thulium 168.934219±0.000005 1 168.93±0.01 d:Q1853 Edit this at Wikidata 168.934219±0.000005 Da Δ = 0 2021 [67]
70 Yb ytterbium 173.045±0.010 1 173.05±0.02 d:Q1855 Edit this at Wikidata 173.045±0.01 Da Δ = 0 2015 [68]
71 Lu lutetium 174.9668±0.0001 1 174.97±0.01 d:Q1857 Edit this at Wikidata 174.9668±0.0001 Da Δ = 0 2007 [69]
72 Hf hafnium 178.486±0.006 1 178.49±0.01 d:Q1119 Edit this at Wikidata 178.486±0.006 Da Δ = 0 2019 [70]
73 Ta tantalum 180.94788±0.00002 1 180.95±0.01 d:Q1123 Edit this at Wikidata 180.94788±0.00002 Da Δ = 0 2005 [71]
74 W tungsten 183.84±0.01 1 183.84±0.01 d:Q743 Edit this at Wikidata 183.84±0.01 Da Δ = 0 1991 [72]
75 Re rhenium 186.207±0.001 1 186.21±0.01 d:Q737 Edit this at Wikidata 186.207±0.001 Da Δ = 0 1973 [73]
76 Os osmium 190.23±0.03 1 190.23±0.03 d:Q751 Edit this at Wikidata 190.23±0.03 Da Δ = 0 1991 [74]
77 Ir iridium 192.217±0.002 1 192.22±0.01 d:Q877 Edit this at Wikidata 192.217±0.002 Da Δ = 0 2017 [75]
78 Pt platinum 195.084±0.009 1 195.08±0.02 d:Q880 Edit this at Wikidata 195.084±0.009 Da Δ = 0 2005 [76]
79 Au gold 196.966570±0.000004 1 196.97±0.01 d:Q897 Edit this at Wikidata 196.96657±0.0000005 Da Δ = 0 2017 [77]
80 Hg mercury 200.592±0.003 1 200.59±0.01 d:Q925 Edit this at Wikidata 200.592±0.003 Da Δ = 0 2011 [78]
81 Tl thallium 204.382204.385 2 204.38±0.01 d:Q932 Edit this at Wikidata 204.38±0.01 Da Δ = −204.38 2009 [79]
82 Pb lead 206.14207.94 2 207.2±1.1 d:Q708 Edit this at Wikidata 207.2±1.1 Da Δ = −207.2 2020 [80]
83 Bi bismuth 208.98040±0.00001 1 208.98±0.01 d:Q942 Edit this at Wikidata 208.9804±0.00001 Da Δ = 0 2005 [81]
84 Po polonium - 3 - d:Q979 Edit this at Wikidata [209]
85 At astatine - 3 - d:Q999 Edit this at Wikidata [210]
86 Rn radon - 3 - d:Q1133 Edit this at Wikidata [222]
87 Fr francium - 3 - d:Q671 Edit this at Wikidata [223]
88 Ra radium - 3 - d:Q1128 Edit this at Wikidata [226]
89 Ac actinium - 3 - d:Q1121 Edit this at Wikidata 227.028 Da Δ = −227.028 [227]
90 Th thorium 232.0377±0.0004 1 232.04±0.01 d:Q1115 Edit this at Wikidata 232.0377±0.0004 Da Δ = 0 2013 [82]
91 Pa protactinium 231.03588±0.00001 1 231.04±0.01 d:Q1109 Edit this at Wikidata 231.03588±0.00001 Da Δ = 0 2017 [83]
92 U uranium 238.02891±0.00003 1 238.03±0.01 d:Q1098 Edit this at Wikidata 238.02891±0.00003 Da Δ = 0 1999 [84]
93 Np neptunium - 3 - d:Q1105 Edit this at Wikidata [237]
94 Pu plutonium - 3 - d:Q1102 Edit this at Wikidata [244]
95 Am americium - 3 - d:Q1872 Edit this at Wikidata 243 Da Δ = −243 [243]
96 Cm curium - 3 - d:Q1876 Edit this at Wikidata 247.07 Da Δ = −247.07 [247]
97 Bk berkelium - 3 - d:Q1882 Edit this at Wikidata [247]
98 Cf californium - 3 - d:Q1888 Edit this at Wikidata [251]
99 Es einsteinium - 3 - d:Q1892 Edit this at Wikidata [252]
100 Fm fermium - 3 - d:Q1896 Edit this at Wikidata 257.095 Da Δ = −257.095 [257]
101 Md mendelevium - 3 - d:Q1898 Edit this at Wikidata [258]
102 No nobelium - 3 - d:Q1901 Edit this at Wikidata [259]
103 Lr lawrencium - 3 - d:Q1905 Edit this at Wikidata [266]
104 Rf rutherfordium - 3 - d:Q1226 Edit this at Wikidata [267]
105 Db dubnium - 3 - d:Q1232 Edit this at Wikidata [268]
106 Sg seaborgium - 3 - d:Q1234 Edit this at Wikidata [267]
107 Bh bohrium - 3 - d:Q1249 Edit this at Wikidata [270]
108 Hs hassium - 3 - d:Q1252 Edit this at Wikidata [271]
109 Mt meitnerium - 3 - d:Q1258 Edit this at Wikidata [278]
110 Ds darmstadtium - 3 - d:Q1266 Edit this at Wikidata [281]
111 Rg roentgenium - 3 - d:Q1272 Edit this at Wikidata [282]
112 Cn copernicium - 3 - d:Q1278 Edit this at Wikidata [285]
113 Nh nihonium - 3 - d:Q1301 Edit this at Wikidata [286]
114 Fl flerovium - 3 - d:Q1302 Edit this at Wikidata 289.191 Da Δ = −289.191 [289]
115 Mc moscovium - 3 - d:Q1303 Edit this at Wikidata [290]
116 Lv livermorium - 3 - d:Q1304 Edit this at Wikidata [293]
117 Ts tennessine - 3 - d:Q1306 Edit this at Wikidata [294]
118 Og oganesson - 3 - d:Q1307 Edit this at Wikidata [294]
119 Uue ununennium - - d:Q1139 Edit this at Wikidata [85]
120 Ubn unbinilium - - d:Q1146 Edit this at Wikidata [86]
121 Ubu unbiunium - - d:Q1466 Edit this at Wikidata [87]
122 Ubb unbibium - - d:Q7425 Edit this at Wikidata [88]
123 Ubt unbitrium - - d:Q428758 Edit this at Wikidata [89]
124 Ubq unbiquadium - - d:Q428741 Edit this at Wikidata [90]
125 Ubp unbipentium - - d:Q428685 Edit this at Wikidata [91]
126 Ubh unbihexium - - d:Q54377 Edit this at Wikidata [92]



Videos

Youtube | Vimeo | Bing

Websites

Google | Yahoo | Bing

Encyclopedia

Google | Yahoo | Bing

Facebook