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Periodensystem der chemischen Elemente
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
17 | 18 |
| I | II | IIIb | IVb |
Vb | VIb | VIIb | VIIIb | Ib |
IIb | III | IV | V | VI |
VII | VIII |
1H
1,0079 | | 2He
4,0026 |
3Li
6,9412 | 4Be
9,0121 | |
5B
10,811 | 6C
12,010 | 7N
14,006 | 8O
15,999 | 9F
18,998 | 10Ne
20,179 |
11Na
22,989 | 12Mg
24,305 | |
13Al
26,981 | 14Si
28,085 | 15P
30,973 | 16S
32,065 | 17Cl
35,453 | 18Ar
39,948 |
19K
39,098 | 20Ca
40,078 | 21Sc
44,955 | 22Ti
47,867 | 23V
50,941 | 24Cr
51,996 | 25Mn
54,938 | 26Fe
55,845 | 27Co
58,933 | 28Ni
58,693 | 29Cu
63,546 | 30Zn
65,409 | 31Ga
69,723 | 32Ge
72,641 | 33As
74,921 | 34Se
78,963 | 35Br
79,904 | 36Kr
83,798 |
37Rb
85,467 | 38Sr
87,621 | 39Y
88,905 | 40Zr
91,224 | 41Nb
92,906 | 42Mo
95,942 | 43Tc
98,906 | 44Ru
101,07 | 45Rh
102,90 | 46Pd
106,42 | 47Ag
107,86 | 48Cd
112,41 | 49In
114,81 | 50Sn
118,71 | 51Sb
121,76 | 52Te
127,60 | 53I
126,90 | 54Xe
131,29 |
55Cs
132,90 | 56Ba
137,32 | 57La
138,90 | 72Hf
178,49 | 73Ta
180,94 | 74W
183,84 | 75Re
186,20 | 76Os
190,23 | 77Ir
192,21 | 78Pt
195,08 | 79Au
196,96 | 80Hg
200,59 | 81Tl
204,38 | 82Pb
207,21 | 83Bi
208,98 | 84Po
208,98 | 85At
209,98 | 86Rn
222,01 |
87Fr
223,01 | 88Ra
226,02 | 89Ac
227,02 | 104Rf
261,10 | 105Db
262,11 | 106Sg
266,12 | 107Bh
264,12 | 108Hs
| 109Mt
| 110Ds
| 111Rg
| 112Cn
| 113Uut
| 114Fl
| 115Uup
| 116Lv
| 117Uus
| 118Uuo
|
| Lanthanoide | 58Ce
140,11 | 59Pr
140,90 | 60Nd
144,24 | 61Pm
146,91 | 62Sm
150,36 | 63Eu
151,96 | 64Gd
157,25 | 65Tb
158,92 | 66Dy
162,50 | 67Ho
164,93 | 68Er
167,25 | 69Tm
168,93 | 70Yb
173,04 | 71Lu
174,96 |
| Actinoide | 90Th
232,03 | 91Pa
231,03 | 92U
238,02 | 93Np
237,04 | 94Pu
244,06 | 95Am
243,06 | 96Cm
247,07 | 97Bk
247,07 | 98Cf
251,07 | 99Es
252,08 | 100Fm
257,09 | 101Md
258,09 | 102No
259,10 | 103Lr
260,10 |
| Alkalimetalle |
Erdalkalimetalle |
Übergangsmetalle |
Andere Metalle |
Semi-Metalle |
Nicht-Metalle |
Edelgase |
|
|
|
| Eu |
Europium |
Eu | |
| Ordnungszahl |
|
63 | | Atomgewicht | 151,9641 amu | | Dichte |
5.243 g/cm3 (STP) |
| Schmelzpunkt | 822 °C |
| Siedepunkt | 1597 °C |
| Kovalenzradius | Å |
| Van der Waals-Radius | Å |
| Ionenradius | 0.947 Å |
| Erstes Ionisationspotential | 5,670 eV = 45734 cm-1 = 547,1 kJ/mol
|
| Elektronenaffinität | | | Elektronenkonfiguration | 1s22s22p63s23p63d104s24p64d105s25p66s24f7 | | Stable and very long lived isotopes | 151Eu: 47.8%, 153Eu: 52.2% |
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Wikipedia-Artikel über Europium |
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