Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 36
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
187
Hf
72
0
186.96459
-3/2
30 Sekunden
β
-
100%
188
Ta
73
0
187.9637
unbekannt
20 Sekunden
β
-
100%
189
W
74
0
188.961913
-3/2
10 Minuten 42 Sekunden
β
-
100%
190
Re
75
0
189.961818
-2
3 Minuten 6 Sekunden
β
-
100%
190m
Re
75
0.21
189.962043
-6
3 Stunden 12 Minuten
β
-
54.4%
it
45.6%
191
Os
76
0
190.960931
-9/2
15 Tage 9 Stunden
β
-
100%
191m
Os
76
0.0744
190.96101
-3/2
13 Stunden 6 Minuten
it
100%
192
Ir
77
0
191.962605
+4
73 Tage 19 Stunden
β
-
95.13%
ε
4.87%
192m
Ir
77
0.0567
191.962666
-1
1 Minuten 27 Sekunden
it
99.98%
β
-
0.02%
192m
Ir
77
0.1681
191.962786
-11
241 Jahre
it
100%
193
Pt
78
0
192.962987
-1/2
50 Jahre
ε
100%
193m
Pt
78
0.1498
192.963148
+13/2
4 Tage 7 Stunden 55 Minuten
it
100%
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%
195
Hg
80
0
194.96672
-1/2
10 Stunden 31 Minuten 48 Sekunden
ε
100%
195m
Hg
80
0.1761
194.966909
+13/2
1 Tage 17 Stunden 36 Minuten
it
54.2%
ε
45.8%
196
Tl
81
0
195.970482
-2
1 Stunden 50 Minuten 24 Sekunden
ε
100%
196m
Tl
81
0.3942
195.970905
+7
1 Stunden 24 Minuten 36 Sekunden
ε
96.2%
it
3.8%
197
Pb
82
0
196.973431
-3/2
8 Minuten 6 Sekunden
ε
100%
197m
Pb
82
0.3193
196.973774
+13/2
42 Minuten 54 Sekunden
ε
81%
it
19%
197m
Pb
82
1.9141
196.975486
-23/2
1.2 Mikrosekunden (μs)
it
100%
198
Bi
83
0
197.979207
+3
10 Minuten 18 Sekunden
ε
100%
198m
Bi
83
0.2485
197.979473
+7
11 Minuten 36 Sekunden
ε
100%
198m
Bi
83
0.53
197.979776
-10
7.7 Sekunden
it
100%
199
Po
84
0
198.983667
-3/2
5 Minuten 28.2 Sekunden
ε
92.5%
α
7.5%
199m
Po
84
0.31
198.984
+13/2
4 Minuten 10.2 Sekunden
ε
73.5%
α
24%
it
2.5%
200
At
85
0
199.990352
+3
43 Sekunden
α
52%
ε
48%
200m
At
85
0.112
199.990472
+7
47 Sekunden
ε
56%
α
43%
it
1%
200m
At
85
0.344
199.990721
-10
7.3 Sekunden
ε
89.5%
α
10.5%
it
>0%
201
Rn
86
0
200.995629
-3/2
7 Sekunden
α
>0%
ε
>0%
201m
Rn
86
0.28
200.995929
+13/2
3.8 Sekunden
α
>0%
ε
>0%
202
Fr
87
0
202.003372
+3
300 Millisekunden (ms)
α
100%
202m
Fr
87
0.33
202.003726
-10
290 Millisekunden (ms)
α
100%
203
Ra
88
0
203.009272
-3/2
31 Millisekunden (ms)
α
100%
ε
>0%
203m
Ra
88
0.22
203.009508
+13/2
24 Millisekunden (ms)
α
100%
ε
>0%
it
>0%