Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 74
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
130
Ag
47
0
129.950448
unbekannt
50 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
132
Cd
48
0
131.94555
0
97 Millisekunden (ms)
β
-
40%
nβ
-
60%
134
In
49
0
133.94415
-4
140 Millisekunden (ms)
β
-
35%
nβ
-
65%
136
Sn
50
0
135.93934
0
250 Millisekunden (ms)
β
-
70%
nβ
-
30%
138
Sb
51
0
137.94079
-2
300 Nanosekunden (ns)
β
-
>0%
nβ
-
>0%
140
Te
52
0
139.93885
0
3 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
142
I
53
0
141.94018
-2
200 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
144
Xe
54
0
143.93851
0
388 Millisekunden (ms)
β
-
97%
nβ
-
3%
146
Cs
55
0
145.940289
-1
321 Millisekunden (ms)
β
-
95.8%
nβ
-
14.2%
148
Ba
56
0
147.93772
0
612 Millisekunden (ms)
β
-
99.6%
nβ
-
0.4%
150
La
57
0
149.93877
-3
510 Millisekunden (ms)
β
-
97.3%
nβ
-
2.7%
152
Ce
58
0
151.93654
0
1.4 Sekunden
β
-
100%
154
Pr
59
0
153.937518
+3
2.3 Sekunden
β
-
100%
156
Nd
60
0
155.935018
0
5.49 Sekunden
β
-
100%
156m
Nd
60
1.4325
155.936556
-5
135 Nanosekunden (ns)
it
100%
158
Pm
61
0
157.936562
unbekannt
4.8 Sekunden
β
-
100%
160
Sm
62
0
159.93514
0
9.6 Sekunden
β
-
100%
162
Eu
63
0
161.93704
unbekannt
10.6 Sekunden
β
-
100%
164
Gd
64
0
163.93586
0
45 Sekunden
β
-
100%
166
Tb
65
0
165.937992
-2
25.1 Sekunden
β
-
100%
168
Dy
66
0
167.937129
0
8 Minuten 42 Sekunden
β
-
100%
170
Ho
67
0
169.939619
+6
2 Minuten 45.6 Sekunden
β
-
100%
170m
Ho
67
0.12
169.939748
+1
43 Sekunden
β
-
100%
172
Er
68
0
171.939357
0
2 Tage 1 Stunden 18 Minuten
β
-
100%
174
Tm
69
0
173.942169
-4
5 Minuten 24 Sekunden
β
-
100%
176
Yb
70
0
175.942572
0
12.76
160 Billiarden Jahre
2β
-
100%
176m
Yb
70
1.0498
175.943699
-8
11.4 Sekunden
it
100%
178
Lu
71
0
177.945955
+1
28 Minuten 24 Sekunden
β
-
100%
178m
Lu
71
0.1238
177.946087
-9
23 Minuten 6 Sekunden
β
-
100%
180
Hf
72
0
179.94655
0
35.08
stabil
180m
Hf
72
1.1415
179.947775
-8
5 Stunden 28 Minuten 12 Sekunden
it
99.7%
β
-
0.3%
180m
Hf
72
1.3742
179.948025
-4
570 Nanosekunden (ns)
it
100%
180m
Hf
72
2.4259
179.949154
+10
15 Mikrosekunden (μs)
it
100%
180m
Hf
72
2.4863
179.950293
+12
10 Mikrosekunden (μs)
it
100%
180m
Hf
72
2.5383
179.949275
+14
2 Mikrosekunden (μs)
it
100%
180m
Hf
72
3.5993
179.950414
-18
90 Mikrosekunden (μs)
it
100%
182
Ta
73
0
181.950152
-3
114 Tage 10 Stunden
β
-
100%
182m
Ta
73
0.0163
181.950169
+5
283 Millisekunden (ms)
it
100%
182m
Ta
73
0.5196
181.95071
-10
15 Minuten 50.4 Sekunden
it
100%
184
W
74
0
183.950931
0
30.64
4 Trillionen Jahre
α
100%
186
Re
75
0
185.954986
-1
3 Tage 17 Stunden 14 Minuten
ε
7.47%
β
-
92.53%
186m
Re
75
0.149
185.955146
+8
205000 Jahre
it
100%
188
Os
76
0
187.955838
0
13.29
stabil
190
Ir
77
0
189.960546
-4
11 Tage 18 Stunden
ε
100%
190m
Ir
77
0.0261
189.960574
-1
1 Stunden 7 Minuten 12 Sekunden
it
100%
190m
Ir
77
0.0361
189.960575
+4
10 Mikrosekunden (μs)
it
100%
190m
Ir
77
0.3764
189.96095
-11
3 Stunden 5 Minuten 13 Sekunden
ε
91.4%
it
8.6%
192
Pt
78
0
191.961039
0
0.782
stabil
194
Au
79
0
193.965365
-1
1 Tage 14 Stunden 1 Minuten 12 Sekunden
ε
100%
194m
Au
79
0.1074
193.965481
+5
600 Millisekunden (ms)
it
100%
194m
Au
79
0.4758
193.965876
-11
420 Millisekunden (ms)
it
100%
196
Hg
80
0
195.965833
0
0.15
100 Billionen Jahre
α
100%
198
Tl
81
0
197.970484
-2
5 Stunden 18 Minuten
ε
100%
198m
Tl
81
0.5435
197.971067
+7
1 Stunden 52 Minuten 12 Sekunden
ε
54%
it
46%
198m
Tl
81
0.6872
197.971221
+5
150 Nanosekunden (ns)
it
100%
198m
Tl
81
0.7423
197.97128
-10
32.1 Millisekunden (ms)
it
100%
200
Pb
82
0
199.971827
0
21 Stunden 30 Minuten
ε
100%
202
Bi
83
0
201.977743
+5
1 Stunden 42 Minuten 36 Sekunden
ε
100%
202m
Bi
83
0.615
201.978404
-10
3 Mikrosekunden (μs)
it
100%
202m
Bi
83
2.6071
201.979675
+17
310 Nanosekunden (ns)
it
100%
204
Po
84
0
203.980319
0
3 Stunden 31 Minuten 48 Sekunden
ε
99.34%
α
0.66%
206
At
85
0
205.986668
+5
30 Minuten 36 Sekunden
ε
99.1%
α
0.9%
206m
At
85
0.807
205.987534
-10
410 Nanosekunden (ns)
it
100%
208
Rn
86
0
207.989644
0
24 Minuten 21 Sekunden
α
62%
ε
38%
210
Fr
87
0
209.996408
+6
3 Minuten 10.8 Sekunden
α
60%
ε
40%
212
Ra
88
0
211.999795
0
13 Sekunden
α
85%
ε
15%
212m
Ra
88
1.9584
212.001897
+8
10.9 Mikrosekunden (μs)
it
100%
212m
Ra
88
2.6134
212.0026
-11
850 Nanosekunden (ns)
it
100%
214
Ac
89
0
214.006901
+5
8.2 Sekunden
α
90%
ε
10%
216
Th
90
0
216.011062
0
26 Millisekunden (ms)
α
99.99%
ε
0.01%
216m
Th
90
2.04
216.013252
+8
134 Mikrosekunden (μs)
it
97.2%
α
2.8%
216m
Th
90
2.637
216.013893
-11
615 Nanosekunden (ns)
it
100%
218
Pa
91
0
218.020041
unbekannt
113 Mikrosekunden (μs)
α
100%
220
U
92
0
220.024723
0
60 Nanosekunden (ns)
α
100%
ε
>0%