Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 26
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
191
Ta
73
0
190.97156
unbekannt
β
-
100%
192
W
74
0
191.96817
0
10 Sekunden
β
-
100%
193
Re
75
0
192.967469
+5/2
30 Sekunden
β
-
100%
194
Os
76
0
193.965182
0
6 Jahre
β
-
100%
195
Ir
77
0
194.96598
+3/2
2 Stunden 30 Minuten
β
-
100%
195m
Ir
77
0.1
194.966088
-11/2
3 Stunden 48 Minuten
β
-
95%
it
5%
196
Pt
78
0
195.964952
0
25.242
stabil
197
Au
79
0
196.966569
+3/2
100
stabil
197m
Au
79
0.4092
196.967008
-11/2
7.73 Sekunden
it
100%
198
Hg
80
0
197.966769
0
9.97
stabil
199
Tl
81
0
198.969877
+1/2
7 Stunden 25 Minuten 12 Sekunden
ε
100%
199m
Tl
81
0.7489
198.970681
-9/2
28.4 Millisekunden (ms)
it
100%
200
Pb
82
0
199.971827
0
21 Stunden 30 Minuten
ε
100%
201
Bi
83
0
200.97701
-9/2
1 Stunden 43 Minuten
ε
100%
201m
Bi
83
0.8464
200.977919
+1/2
57 Minuten 30 Sekunden
ε
91.1%
it
8.6%
α
0.3%
201m
Bi
83
1.94
200.979093
+25/2
118 Nanosekunden (ns)
it
100%
201m
Bi
83
1.97
200.979125
+27/2
105 Nanosekunden (ns)
it
100%
201m
Bi
83
2.74
200.979952
-29/2
124 Nanosekunden (ns)
it
100%
202
Po
84
0
201.980758
0
44 Minuten 36 Sekunden
ε
98.08%
α
1.92%
202m
Po
84
2.6267
201.983578
-11
1 Mikrosekunden (μs)
it
100%
203
At
85
0
202.986942
-9/2
7 Minuten 24 Sekunden
ε
69%
α
31%
204
Rn
86
0
203.991429
0
1 Minuten 10.2 Sekunden
α
73%
ε
27%
205
Fr
87
0
204.998594
-9/2
3.8 Sekunden
α
100%
206
Ra
88
0
206.003827
0
240 Millisekunden (ms)
α
100%
ε
>0%
207
Ac
89
0
207.01195
-9/2
27 Millisekunden (ms)
α
100%
208
Th
90
0
208.01791
0
1.7 Millisekunden (ms)
α
100%