Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 23
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
199
Os
76
0
198.97794
unbekannt
5 Sekunden
β
-
100%
199
Ir
77
0
198.973806
+3/2
6 Sekunden
β
-
100%
199
Pt
78
0
198.970593
-5/2
30 Minuten 48 Sekunden
β
-
100%
199m
Pt
78
0.424
198.971049
+13/2
13.6 Sekunden
it
100%
199
Au
79
0
198.968765
+3/2
3 Tage 3 Stunden 20 Minuten
β
-
100%
199m
Au
79
0.5489
198.969355
-11/2
440 Mikrosekunden (μs)
it
100%
199
Hg
80
0
198.96828
-1/2
16.87
stabil
199m
Hg
80
0.5325
198.968852
+13/2
42 Minuten 40.2 Sekunden
it
100%
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%
199
Pb
82
0
198.972918
-3/2
1 Stunden 30 Minuten
ε
100%
199m
Pb
82
0.4248
198.973374
+13/2
12 Minuten 12 Sekunden
it
93%
ε
7%
199m
Pb
82
2.5638
198.97567
-29/2
10.1 Mikrosekunden (μs)
it
100%
199
Bi
83
0
198.977672
-9/2
27 Minuten
ε
100%
199m
Bi
83
0.667
198.978388
+1/2
24 Minuten 42 Sekunden
ε
99%
it
1%
α
0.01%
199m
Bi
83
1.947
198.979763
+25/2
100 Nanosekunden (ns)
it
100%
199m
Bi
83
2.55
198.98041
-29/2
168 Nanosekunden (ns)
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%
199
At
85
0
198.990532
-9/2
7.03 Sekunden
α
90%
ε
10%
199
Rn
86
0
198.99837
-3/2
590 Millisekunden (ms)
α
94%
ε
6%
199m
Rn
86
0.18
198.998564
+13/2
310 Millisekunden (ms)
α
97%
ε
3%
199
Fr
87
0
199.007257
+1/2
12 Millisekunden (ms)
α
100%
ε
>0%