Det periodiska systemet.
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18 |
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1 |
1H 1,008
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2He 4,003 |
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2 |
3Li 6,941 |
4Be 9,012 |
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5B 10,81 |
6C 12,01 |
7N 14,01
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8O 16,00 |
9F 19,00 |
10Ne 20,18 |
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3 |
11Na 22,99 |
12Mg 24,31 |
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13Al 26,98 |
14Si 28,09 |
15P 30,97 |
16S 32,01 |
17Cl 35,45 |
18Ar 39,95
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4 |
19K 39,10
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20Ca 40,08 |
21Sc 44,96 |
22Ti 47,87 |
23V 50,94 |
24Cr 52,00 |
25Mn 54,94 |
26Fe 55,85 |
27Co 58,93 |
28Ni 58,69 |
29Cu 63,55 |
30Zn 65,41 |
31Ga 69,72 |
32Ge 72,61 |
33As 74,92 |
34Se 78,96 |
35Br 79,90 |
36Kr 83,80 |
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5 |
37Rb 85,47
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38Sr 87,62 |
39Y 88,91 |
40Zr 91,22 |
41Nb 92,91 |
42Mo 95,94 |
43Tc 97,91 |
44Ru 101,1 |
45Rh 102,9 |
46Pd 106,4 |
47Ag 107,9 |
48Cd 112,4 |
49In 114,8 |
50Sn 118,7 |
51Sb 121,8 |
52Te 127,6 |
53I 126,9 |
54Xe 131,3 |
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6 |
55Cs 132,9 |
56Ba 137,3 |
71Lu 175,0
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72Hf 178,5 |
73Ta 180,9 |
74W 183,8 |
75Re 186,2 |
76Os 190,2 |
77Ir 192,2 |
78Pt 195,1 |
79Au 197,0 |
80Hg 200,6 |
81Tl 204,4 |
82Pb 207,2 |
83Bi 209,0 |
84Po 209,0 |
85At 210,0 |
86Rn 222,0 |
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7 |
87Fr 223,0 |
88Ra 226,0 |
103Lr 262,1
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104Rf 261,1 |
105Db 262,1 |
106Sg 263,1 |
107Bh 264,1 |
108Hs 265,1 |
109Mt 268,1 |
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6 |
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57La 138,9
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58Ce 140,1 |
59Pr 140,9 |
60Nd 144,2 |
61Pm 146,9 |
62Sm 150,4 |
63Eu 152,0 |
64Gd 157,3 |
65Tb 158,9 |
66Dy 162,5 |
67Ho 164,9 |
68Er 167,3 |
69Tm 168,9 |
70Yb 173,0 |
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7 |
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89Ac 227,0
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90Th 232,0 |
91Pa 231,0 |
92U 238,0 |
93Np 237,0 |
94Pu 244,1 |
95Am 243,1 |
96Cm 247,1 |
97Bk 247,1 |
98Cf 251,1 |
99Es 252,1 |
100Fm 257,1 |
101Md 258,1 |
102No 259,1 |
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Källa: Kemiskolan – Gratis undervisning i kemi på nätet.