Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 22
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
18
Na
11
0
18.025969
-1
1.3 Zeptosekunden (zs)
p
100%
19
Na
11
0
19.013877
+5/2
40 Nanosekunden (ns)
p
100%
20
Na
11
0
20.007351
+2
447.9 Millisekunden (ms)
ε
79.95%
αε
20.05%
21
Na
11
0
20.997655
+3/2
22.49 Sekunden
ε
100%
22
Na
11
0
21.994437
+3
2 Jahre 220 Tage
ε
100%
22m
Na
11
0.583
21.995063
+1
244 Nanosekunden (ns)
it
100%
23
Na
11
0
22.989769
+3/2
100
stabil
24
Na
11
0
23.990963
+4
14 Stunden 59 Minuten 49 Sekunden
β
-
100%
24m
Na
11
0.4722
23.99147
+1
20.2 Millisekunden (ms)
it
99.95%
β
-
0.05%
25
Na
11
0
24.989954
+5/2
59.1 Sekunden
β
-
100%
26
Na
11
0
25.992633
+3
1.077 Sekunden
β
-
100%
27
Na
11
0
26.994077
+5/2
301 Millisekunden (ms)
β
-
99.87%
nβ
-
0.13%
28
Na
11
0
27.998938
+1
30.5 Millisekunden (ms)
β
-
99.42%
nβ
-
0.58%
29
Na
11
0
29.002861
+3/2
44.9 Millisekunden (ms)
β
-
78.5%
nβ
-
21.5%
30
Na
11
0
30.008976
+2
48 Millisekunden (ms)
β
-
68.85%
nβ
-
30%
2nβ
-
1.15%
αβ
-
5.5e-5%
31
Na
11
0
31.013585
+3/2
17 Millisekunden (ms)
β
-
61.93%
nβ
-
37%
32
Na
11
0
32.020466
-3
13.2 Millisekunden (ms)
β
-
68%
nβ
-
24%
2nβ
-
8%
33
Na
11
0
33.026719
+3/2
8 Millisekunden (ms)
β
-
40%
nβ
-
47%
2nβ
-
13%
34
Na
11
0
34.03517
unbekannt
5.5 Sekunden
β
-
85%
nβ
-
15%
35
Na
11
0
35.042493
unbekannt
1.5 Millisekunden (ms)
β
-
50%
nβ
-
50%
36
Na
11
0
36.05148
+1
100 Nanosekunden (ns)
n
100%
37
Na
11
0
37.05934
+3/2
1 Millisekunden (ms)
n
>0%
nβ
-
>0%