1H  1.00794- Hydrogen
2He 4.002602 Helium
3Li 6.941--- Lithium
4Be 9.012182 Berylium
5B  10.811--- Boron
6C  12.0107-- Carbon
7N  14.0067-- Nitrogen
8O  15.9994-- Oxygen
9F  18.9984-- Fluorine

10Ne 20.1797-- Neon
11Na 22.989770 Sodium
12Mg 24.3050-- Magnesium
13Al 26.981538 Aluminium
14Si 28.0855-- Silicon
15P  30.973761 Phosphorus
16S  32.0655-- Sulfur
17Cl 35.4532-- Chlorine
18Ar 39.9481-- Argon
19K  39.09831- Potassium
20Ca 40.0784-- Calcium
21Sc 44.955910 Scandium
22Ti 47.8671-- Titanium
23V  50.94151- Vanadium
24Cr 51.9961-- Chromium
25Mn 54.938049 Manganese
26Fe 55.845--- Iron
27Co 58.933200 Cobalt
28Ni 58.6934-- Nickel
29Cu 63.5463-- Copper
30Zu 65.392--- Zinc
31Ga 69.7231-- Gallium
32Ge 72.641--- Germanium
33As 74.921602 Arsenic
34Se 78.963--- Selenium
35Br 79.9041-- Bromine
36Kr 83.801--- Krypton
37Rb 85.46783- Rubidium
38Sr 87.621--- Strontium
39Y  88.905852 Yttorium
40Zr 91.2242-- Zirconium
41Nb 92.906382 Niobium
42Mo 95.941--- Molybdenum
43Tc [98][99]  Technetium


44Ru 101.072--- Ruthenium
45Rh 102.905502 Rhodium
46Pb 106.421--- Palladium
47Ag 107.86822- Silver
48Cd 112.4118-- Cadmium
49In 114.8183-- Indium
50Sn 118.7107-- Tin
51Sb 121.7601-- Antimony
52Te 127.603--- Tellurium
53I  126.904473 Iodine
54Xe 131.293--- Xenon
55Cs 132.905452 Caesium
56Ba 137.327--- Barium
57La 138.90552- Lanthanum
58Ce 140.1161-- Cerium
59Pr 140.907652 Praseodymium
60Nb 144.243--- Neodymium
61Pm 145-147--- Promethium
62Sm 150.363--- Samarium
63Eu 151.9641-- Europium
64Gb 157.253--- Gadolinium
65Tb 158.925342 Terbium
66Dy 162.503--- Dysprosium
67Ho 164.930322 Holmium
68Er 167.2593-- Erbium
69Tm 168.934212 Thulium
70Yb 173.043--- Ytterbium
71Lu 174.9671-- Lutetium
72Hf 178.492--- Hafnium
73Ta 180.94792- Tantalum
74W  183.841--- Tungsten
75Re 186.2071-- Rhenium
76Os 190.233--- Osmium
77Ir 192.2173-- Iridium
78Pt 195.0782-- Platinum
79Au 196.966552 Gold
80Hg 200.592--- Mercury
81Tl 204.38332- Thallium
82Pb 207.21---- Lead
83Bi 208.980382 Bismuth
84Po 209     Polonium

85At [210][222] Astatine
86Rn [222]    Radon
87Fr [223]    Francium

88Ra 226.025--- Radium
89Ac 227.------ Actinium
90Th 232.03811- Thorium
91Pa 231.035882 Protactinium
92U  238.028913 Uranium

93Np 237・239 Neptunium

94Pu 238・239・240・241・242・244 Plutonium

95Am [241・243    ] Americium
96Cm [249・250・251・252] Curium
97Bk [247・249    ] Berkelium
98Cf [252      ] Californium
99Es [257      ] Einsteinium


100Fm [256-258] Fermium
101Md [256-258] Mendelevium

102No [259] Nobelium
103Lr [262] Lawrencium
104Rf [261] Rutherfordium
105Db [262] Dubnium
106Sg [263] Seaborgium
107Bh [264] Bohrium
108Hs [265] Hassium
109Mt [268] Meitnerium


110Uun 269 Ununnilium
111Uuu 272 Unununium
112Uub 277 Ununbium
113Uut 287 Ununtrium
114Unq 289 Ununquadium
115Uup 288 Ununpentium
116Uuh 289 Ununhexium
117Uus 291 Ununseptium
118Uuo 293 Ununoctium