$$Periodensystem\ der\ Elemente$$ | ||||||||||||||||||
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$$Gruppe$$ | ||||||||||||||||||
$$Periode$$ | $$1$$ | $$2$$ | $$3$$ | $$4$$ | $$5$$ | $$6$$ | $$7$$ | $$8$$ | $$9$$ | $$10$$ | $$11$$ | $$12$$ | $$13$$ | $$14$$ | $$15$$ | $$16$$ | $$17$$ | $$18$$ |
$$1$$ |
1 $$\ce{H}$$ 1,0 |
2 $$\ce{He}$$ 4,0 |
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$$2$$ | 3 $$\ce{Li}$$ 6,9 |
4 $$\ce{Be}$$ 9,0 |
5 $$\ce{B}$$ 10,8 |
6 $$\ce{C}$$ 12,0 |
7 $$\ce{N}$$ 14,0 |
8 $$\ce{O}$$ 16,0 |
9 $$\ce{F}$$ 19,0 |
10 $$\ce{Ne}$$ 20,2 |
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$$3 $$ | 11 $$\ce{Na}$$ 23,0 |
12 $$\ce{Mg}$$ 24,3 |
13 $$\ce{Al}$$ 27,0 |
14 $$\ce{Si}$$ 28,1 |
15 $$\ce{P}$$ 31,0 |
16 $$\ce{S}$$ 32,1 |
17 $$\ce{Cl}$$ 35,5 |
18 $$\ce{Ar}$$ 39,9 |
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$$4$$ | 19 $$\ce{K}$$ 39,1 |
20 $$\ce{Ca}$$ 40,1 |
21 $$\ce{Sc}$$ 45,0 |
22 $$\ce{Ti}$$ 47,9 |
23 $$\ce{V}$$ 50,9 |
24 $$\ce{Cr}$$ 52,0 |
25 $$\ce{Mn}$$ 54,9 |
26 $$\ce{Fe}$$ 55,8 |
27 $$\ce{Co}$$ 58,9 |
28 $$\ce{Ni}$$ 58,7 |
29 $$\ce{Cu}$$ 63,5 |
30 $$\ce{Zn}$$ 65,4 |
31 $$\ce{Ga}$$ 69,7 |
32 $$\ce{Ge}$$ 72,6 |
33 $$\ce{As}$$ 74,9 |
34 $$\ce{Se}$$ 79,0 |
35 $$\ce{Br}$$ 79,9 |
36 $$\ce{Kr}$$ 83,8 |
$$5$$ | 37 $$\ce{Rb}$$ 85,5 |
38 $$\ce{Sr}$$ 87,6 |
39 $$\ce{Y}$$ 88,9 |
40 $$\ce{Zr}$$ 91,2 |
41 $$\ce{Nb}$$ 92,9 |
42 $$\ce{Mo}$$ 95,9 |
43 $$\ce{Tc}$$ 99 |
44 $$\ce{Ru}$$ 101,1 |
45 $$\ce{Rh}$$ 102,9 |
46 $$\ce{Pd}$$ 106,4 |
47 $$\ce{Ag}$$ 107,9 |
48 $$\ce{Cd}$$ 112,4 |
49 $$\ce{In}$$ 114,8 |
50 $$\ce{Sn}$$ 118,7 |
51 $$\ce{Sb}$$ 121,8 |
52 $$\ce{Te}$$ 127,6 |
53 $$\ce{I}$$ 126,9 |
54 $$\ce{Xe}$$ 131,3 |
$$6$$ | 55 $$\ce{Cs}$$ 132,9 |
56 $$\ce{Ba}$$ 137,3 |
$$57-71$$ | 72 $$\ce{Hf}$$ 178,5 |
73 $$\ce{Ta}$$ 180,9 |
74 $$\ce{W}$$ 183,8 |
75 $$\ce{Re}$$ 186,2 |
76 $$\ce{Os}$$ 190,2 |
77 $$\ce{Ir}$$ 192,2 |
78 $$\ce{Pt}$$ 195,1 |
79 $$\ce{Au}$$ 197,0 |
80 $$\ce{Hg}$$ 200,6 |
81 $$\ce{Tl}$$ 204,4 |
82 $$\ce{Pb}$$ 207,2 |
83 $$\ce{Bi}$$ 209,0 |
84 $$\ce{Po}$$ 209 |
85 $$\ce{At}$$ 210 |
86 $$\ce{Rn}$$ 222 |
$$7$$ | 87 $$\ce{Fr}$$ 223 |
88 $$\ce{Ra}$$ 226 |
$$89-103$$ | 104 $$\ce{Rf}$$ 261 |
105 $$\ce{Db}$$ 262 |
106 $$\ce{Sg}$$ 263 |
107 $$\ce{Bh}$$ 262 |
108 $$\ce{Hs}$$ 265 |
109 $$\ce{Mt}$$ 268 |
110 $$\ce{Ds}$$ 269 |
111 $$\ce{Rg}$$ 272 |
112 $$\ce{Cn}$$ 277 |
113 $$\ce{Nh}$$ |
114 $$\ce{Fl}$$ |
115 $$\ce{Mc}$$ |
116 $$\ce{Lv}$$ |
117 $$\ce{Ts}$$ |
119 $$\ce{Og}$$ |
$$Lanthanoide$$ | 57 $$\ce{La}$$ 138,9 |
58 $$\ce{Ce}$$ 140,1 |
59 $$\ce{Pr}$$ 140,9 |
60 $$\ce{Nd}$$ 144,2 |
61 $$\ce{Pm}$$ 147 |
62 $$\ce{Sm}$$ 150,4 |
63 $$\ce{Eu}$$ 152,0 |
64 $$\ce{Gd}$$ 157,3 |
65 $$\ce{Tb}$$ 158,9 |
66 $$\ce{Dy}$$ 162,5 |
67 $$\ce{Ho}$$ 164,9 |
68 $$\ce{Er}$$ 167,3 |
69 $$\ce{Tm}$$ 168,9 |
70 $$\ce{Yb}$$ 173,0 |
71 $$\ce{Lu}$$ 175,0 |
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$$Actinoide$$ | 89 $$\ce{Ac}$$ 227 |
90 $$\ce{Th}$$ 232 |
91 $$\ce{Pa}$$ 231 |
92 $$\ce{U}$$ 238 |
93 $$\ce{Np}$$ 237 |
94 $$\ce{Pu}$$ 244 |
95 $$\ce{Am}$$ 243 |
96 $$\ce{Cm}$$ 247 |
97 $$\ce{Bk}$$ 247 |
98 $$\ce{Cf}$$ 251 |
99 $$\ce{Es}$$ 252 |
100 $$\ce{Fm}$$ 257 |
101 $$\ce{Md}$$ 258 |
102 $$\ce{No}$$ 259 |
103 $$\ce{Lr}$$ 260 |
Rot : Alkalimetalle
Hellrot : Erdalkalimetalle
Hellblau : Übergangsmetalle
Grau : Metalle
Braun : Halbmetalle
Grün : Nichtmetalle
Gelb : Halogene
Lila : Edelgase
Zahl über dem Atom : Ordnungszahl
Zahl unter dem Atom : Atomgewicht