1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | ||||
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1 H hydrogeno 1,00797 |
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2 He helium 4,0026 |
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3 Li lithium 6,939 |
4 Be berillium 9,0122 |
5 B boro 10,811 |
6 C carbon 12,011115 |
7 N nitrogeno 14,0067 |
8 O oxygeno 15,9994 |
9 F fluoro 18,9984 |
10 Ne neon 20,179 |
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11 Na sodium 22,9898 |
12 Mg magnesium 24,305 |
13 Al aluminium 26,9815 |
14 Si silicium 28,086 |
15 P phosphoro 30,9738 |
16 S sulfure 32,064 |
17 Cl chloro 35,453 |
18 Ar argon 39,948 |
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19 K potassium 39,102 |
20 Ca calcium 40,08 |
21 Sc scandium 44,956 |
22 Ti titanium 47,90 |
23 V vanadium 50,942 |
24 Cr chromo 51,996 |
25 Mn manganese 54,9380 |
26 Fe ferro 55,847 |
27 Co cobalt 58,9332 |
28 Ni nickel 58,71 |
29 Cu cupro 63,546 |
30 Zn zinc 65,37 |
31 Ga gallium 69,72 |
32 Ge germanium 72,59 |
33 As arsenico 74,261 |
34 Se selenium 78,96 |
35 Br bromo 79,904 |
36 Kr krypton 83,80 |
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37 Rb rubidium 85,47 |
38 Sr strontium 87,62 |
39 Y yttrium 88,905 |
40 Zr zirconium 91,22 |
41 Nb niobium 92,906 |
42 Mo molybdeno 95,94 |
43 Tc technetium (97-99) |
44 Ru ruthenium 101,07 |
45 Rh rhodium 102,905 |
46 Pd palladium 106,4 |
47 Ag argento 107,868 |
48 Cd cadmium 112,40 |
49 In indium 114,82 |
50 Sn stanno 118,69 |
51 Sb antimonio 121,75 |
52 Te tellurium 127,60 |
53 I iodo 126,9044 |
54 Xe xenon 131,30 |
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55 Cs cesium 132,905 |
56 Ba barium 137,34 |
57 La lanthano 138,91 |
72 Hf hafnium 178,49 |
73 Ta tantalium 180,948 |
74 W tungsten 183,85 |
75 Re rhenium 186,2 |
76 Os osmium 190,2 |
77 Ir iridium 192,2 |
78 Pt platino 195,09 |
79 Au auro 196,967 |
80 Hg mercurio 200,59 |
81 Tl thallium 204,37 |
82 Pb plumbo 207,19 |
83 Bi bismuth 208,980 |
84 Po polonium (210) |
85 At astatium (210) |
86 Rn radon (222) |
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87 Fr francium (223) |
88 Ra radium (226) |
89 Ac aktinium (227) |
104 Rf rutherfordium (261) |
105 Db dubnium |
106 Sg seaborgium |
107 Bh bohrium |
108 Hs hassium |
109 Mt meitnerium |
110 Ds darmstadtium |
lanthanidos | |||||||||||||
58 Ce cerium 140,12 |
59 Pr praseodymium 140,907 |
60 Nd neodymium 144,24 |
61 Pm promethium (145/147) |
62 Sm samarium 150,35 |
63 Eu europium 151,96 |
64 Gd gadolinium 157,25 |
65 Tb terbium 158,924 |
66 Dy dysprosium 162,50 |
67 Ho holmium 164,930 |
68 Er erbium 167,26 |
69 Tm thulium 168,934 |
70 Yb ytterbium 173,04 |
71 Lu lutetium 174,97 |
actinidos | |||||||||||||
90 Th thorium 232,0381 |
91 Pa protactinium (231) |
92 U uranium 238,03 |
93 Np neptunium (237) |
94 Pu plutonium (239-244) |
95 Am americium (243) |
96Cm curium (242-247) |
97 Bk berkelium (247-249) |
98 Cf californium (246-252) |
99 Es einsteinium (254/264) |
100Fm fermium (253-257) |
101 Md mendelevium (256-257) |
102 No nobelium (254-255) |
103 Lr lawrencium (256-257) |