Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 50
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
193
Rn
86
0
193.00971
-3/2
1.2 Millisekunden (ms)
α
100%
194
Rn
86
0
194.006144
0
780 Mikrosekunden (μs)
α
100%
195
Rn
86
0
195.006017
-3/2
6 Millisekunden (ms)
α
100%
195m
Rn
86
0.059
195.005501
+13/2
5 Millisekunden (ms)
α
100%
196
Rn
86
0
196.002115
0
4.4 Millisekunden (ms)
α
99.94%
ε
0.06%
197
Rn
86
0
197.001584
-3/2
65 Millisekunden (ms)
α
100%
197m
Rn
86
0.2
197.001799
+13/2
19 Millisekunden (ms)
α
100%
198
Rn
86
0
197.998679
0
65 Millisekunden (ms)
α
>0%
ε
>0%
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%
200
Rn
86
0
199.995699
0
1.03 Sekunden
α
86%
ε
14%
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
Rn
86
0
201.993264
0
9.7 Sekunden
α
78%
ε
22%
203
Rn
86
0
202.993387
-3/2
44 Sekunden
α
66%
ε
34%
203m
Rn
86
0.362
202.993775
+13/2
26.9 Sekunden
α
75%
ε
25%
204
Rn
86
0
203.991429
0
1 Minuten 10.2 Sekunden
α
73%
ε
27%
205
Rn
86
0
204.991719
-5/2
2 Minuten 50 Sekunden
ε
75.4%
α
24.6%
206
Rn
86
0
205.990215
0
5 Minuten 40.2 Sekunden
α
62%
ε
38%
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
Rn
86
0
207.989644
0
24 Minuten 21 Sekunden
α
62%
ε
38%
209
Rn
86
0
208.990415
-5/2
28 Minuten 30 Sekunden
ε
83%
α
17%
209m
Rn
86
1.174
208.991675
+13/2
13.4 Mikrosekunden (μs)
it
100%
209m
Rn
86
3.6368
208.994319
+35/2
3 Mikrosekunden (μs)
it
100%
210
Rn
86
0
209.989696
0
2 Stunden 24 Minuten
α
96%
ε
4%
210m
Rn
86
1.69
209.991511
+8
6.44 Sekunden
it
100%
210m
Rn
86
3.837
209.993815
-17
1.1 Mikrosekunden (μs)
it
100%
210m
Rn
86
6.493
209.996667
+22
1 Mikrosekunden (μs)
it
100%
211
Rn
86
0
210.990601
-1/2
14 Stunden 36 Minuten
ε
72.6%
α
27.4%
212
Rn
86
0
211.990704
0
23 Minuten 54 Sekunden
α
100%
213
Rn
86
0
212.993883
+9/2
19.5 Millisekunden (ms)
α
100%
214
Rn
86
0
213.995363
0
270 Nanosekunden (ns)
α
100%
214m
Rn
86
1.4427
213.996912
+6
690 Pikosekunden (ps)
it
100%
α
>0%
214m
Rn
86
1.6251
213.997108
+8
6.5 Nanosekunden (ns)
it
90%
α
10%
215
Rn
86
0
214.998745
+9/2
2.3 Mikrosekunden (μs)
α
100%
216
Rn
86
0
216.000274
0
45 Mikrosekunden (μs)
α
100%
217
Rn
86
0
217.003928
+9/2
540 Mikrosekunden (μs)
α
100%
218
Rn
86
0
218.005601
0
0.000000000208
35 Millisekunden (ms)
α
100%
219
Rn
86
0
219.00948
+5/2
0.000055138
3.96 Sekunden
α
100%
220
Rn
86
0
220.011394
0
0.0195544
55.6 Sekunden
α
100%
221
Rn
86
0
221.015536
+7/2
25 Minuten
α
22%
β
-
78%
222
Rn
86
0
222.017578
0
99.9803905
3 Tage 19 Stunden 45 Minuten
α
100%
223
Rn
86
0
223.02179
+7/2
24 Minuten 18 Sekunden
β
-
100%
224
Rn
86
0
224.02409
0
1 Stunden 47 Minuten
β
-
100%
225
Rn
86
0
225.02844
-7/2
4 Minuten 39.6 Sekunden
β
-
100%
226
Rn
86
0
226.03089
0
7 Minuten 24 Sekunden
β
-
100%
227
Rn
86
0
227.035407
+5/2
20.8 Sekunden
β
-
100%
228
Rn
86
0
228.037986
0
1 Minuten 5 Sekunden
β
-
100%
229
Rn
86
0
229.04226
unbekannt
12 Sekunden
β
-
100%