Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 32
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
196
Re
75
0
195.9758
unbekannt
3 Sekunden
β
-
100%
197
Os
76
0
196.97283
unbekannt
2 Minuten 48 Sekunden
β
-
100%
198
Ir
77
0
197.97228
unbekannt
8 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%
200
Au
79
0
199.970727
-1
48 Minuten 24 Sekunden
β
-
100%
200m
Au
79
0.962
199.971759
-12
18 Stunden 42 Minuten
β
-
84%
it
16%
201
Hg
80
0
200.970303
-3/2
13.18
stabil
201m
Hg
80
0.7662
200.971125
+13/2
94 Mikrosekunden (μs)
it
100%
202
Tl
81
0
201.972106
-2
12 Tage 7 Stunden
ε
100%
202m
Tl
81
0.9502
201.973126
+7
572 Mikrosekunden (μs)
it
100%
203
Pb
82
0
202.973391
-5/2
2 Tage 3 Stunden 55 Minuten
ε
100%
203m
Pb
82
0.8252
202.974277
+13/2
6.21 Sekunden
it
100%
203m
Pb
82
2.9234
202.97653
-25/2
122 Nanosekunden (ns)
it
100%
203m
Pb
82
2.9492
202.976557
-29/2
480 Millisekunden (ms)
it
100%
204
Bi
83
0
203.977813
+6
11 Stunden 13 Minuten 12 Sekunden
ε
100%
204m
Bi
83
0.8055
203.978677
-10
13 Millisekunden (ms)
it
100%
204m
Bi
83
2.8334
203.980855
+17
1.1 Millisekunden (ms)
it
100%
205
Po
84
0
204.981203
-5/2
1 Stunden 44 Minuten 24 Sekunden
ε
99.96%
α
0.04%
205m
Po
84
0.1432
204.981357
-1/2
310 Nanosekunden (ns)
it
100%
205m
Po
84
0.8803
204.982148
+13/2
645 Mikrosekunden (μs)
it
100%
205m
Po
84
1.4612
204.982772
-19/2
57.4 Millisekunden (ms)
it
100%
205m
Po
84
3.0872
204.984518
-29/2
115 Nanosekunden (ns)
it
100%
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%
207
Rn
86
0
206.990734
-5/2
9 Minuten 15 Sekunden
ε
79%
α
21%
207m
Rn
86
0.899
206.991699
+13/2
181 Mikrosekunden (μs)
it
100%
208
Fr
87
0
207.997139
+7
59.1 Sekunden
α
89%
ε
11%
209
Ra
88
0
209.001991
-5/2
4.6 Sekunden
α
90%
ε
10%
210
Ac
89
0
210.009436
+7
350 Millisekunden (ms)
α
91%
ε
9%
211
Th
90
0
211.014928
-5/2
40 Millisekunden (ms)
α
100%
212
Pa
91
0
212.023204
+7
5.1 Millisekunden (ms)
α
100%