Dmitri Mendeleiv
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1 HHydrogen 1.008 |
2 HeHelium 4.00260 |
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3 LiLithium 6.940 |
4 BeBerylium 9.01218 |
5 BBoron 10.810 |
6 CCarbon 12.011 |
7 NNitrogen 14.007 |
8 OOxygene 15.999 |
9 FFluorine 18.99840 |
10 NeNeon 20.1797 |
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11 NaSodium 22.98977 |
12 MgMagnesium 24.305 |
13 AlAluminum 26.98154 |
14 SiSilicon 28.085 |
15 PPhosphorus 30.97376 |
16 SSulfur 32.060 |
17 CIChlorine 35.450 |
18 ArArgon 39.948 |
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19 KArgon 39.948 |
20 CaArgon 39.948 |
21 ScArgon 39.948 |
22 TiTitanium 47.867 |
23 VVanadium 50.9415 |
24 CrChloromium 51.9961 |
25 MnManganese 54.93804 |
26 FeIron 55.845 |
27 CoCobalt 58.93319 |
28 NiNickel 58.6934 |
29 CuCopper 63.548 |
30 ZnZinc 65.38 |
31 GaGallium 69.723 |
32 GeGermanium 72.630 |
33 AsArsenic 74.92159 |
34 SeSelenium 78.971 |
35 BrBromine 79.904 |
36 KrKrypton 83.798 |
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37 RbRubidium 85.4678 |
38 SrStrontium 87.62 |
39 YYttrium 88.9054845 |
40 ZrZirconium 91.224 |
41 NbNiobium 92.90637 |
42 MoMolybdenum 95.95 |
43 TcTechnetium [97.90721] |
44 RuRuthenium 101.07 |
45 RhRhodium 102.90550 |
46 PdPalladium 106.42 |
47 AgSilver 107.8682 |
48 CdCadmium 112.414 |
49 InIndium 114.818 |
50 SnTin 118.710 |
51 SbAntimony 121.760 |
52 TeTellurium 127.60 |
53 IIodine 126.90447 |
54 XeXenon 131.293 |
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55 CsCesium 132.90545 |
56 BaBarium 137.327 |
71 LuLutetium 174.9668 |
72 HfHafnium 178.49 |
73 TaTantalum 180.94788 |
74 WTungsten 183.84 |
75 ReRhenium 186.207 |
76 OsOsmium 190.23 |
77 IrIridium 192.217 |
78 PtPlatinum 195.084 |
79 AuGold 196.96657 |
80 HgMercury 200.592 |
81 TiThallium 204.380 |
82 PbLead 207.2 |
83 BiBismuth 208.98040 |
84 PoPolonium [209] |
85 AtAstatine [210] |
86 RnRadon [222] |
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87 FrFrancium [223] |
88 RaRadium [226] |
103 LrLawrencium [262] |
104 RfRutherfordium [267] |
105 DbDubnium [268] |
106 SgSeaborgium [271] |
107 BhBohrium [274] |
108 HsHassium [269] |
109 MtMeitnerium [276] |
110 DsDamstadtium [281] |
111 RgRoentgenium [281] |
112 CnCopemicium [285] |
113 NhNihonium [286] |
114 FiFlevovium [289] |
115 McMoscovium [288] |
116 LvLivermorium [293] |
117 TsTennessine [294] |
118 OgOganesson [294] |
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57 LaLanthanum 138.90547 |
58 CeCerium 140.116 |
59 PrPraseodymium 140.98766 |
60 NdNeodymium 144.242 |
61 PmPromethium [144.91276] |
62 SmSamarium 150.36 |
63 EuEuropium 151.964 |
64 GdGadolinium 157.25 |
65 TbTerbium 158.92535 |
66 DyDysprosium 162.500 |
67 HoHolmium 164.93033 |
68 ErErbium 167.259 |
69 TmThulium 168.93422 |
70 YbYtterbium 173.04 |
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89 AcActinium [227] |
90 ThThorium 232.0377 |
91 PaProtactinium 231.03588 |
92 UUranium 238.02891 |
93 NpNeptunium [237] |
94 PuPlutonium [244] |
95 AmAmericium [243] |
96 CmCurium [247] |
97 BkBerkelium [247] |
98 CfCalifornium [251] |
99 EsEinsteinium [252] |
100 FmFemium [257] |
101 MdMendelevium [258] |
102 NoNobelium [259] |