Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 79
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
10
He
2
0
10.052399
0
2.7 Zeptosekunden (zs)
2n
100%
12
Li
3
0
12.05378
unbekannt
1 Nanosekunden (ns)
n
100%
14
Be
4
0
14.042892
0
4.4 Millisekunden (ms)
β
-
14%
nβ
-
81%
2nβ
-
5%
16
B
5
0
16.039809
0
1 Pikosekunden (ps)
n
100%
18
C
6
0
18.026759
0
95 Millisekunden (ms)
β
-
81%
nβ
-
19%
20
N
7
0
20.023366
unbekannt
142 Millisekunden (ms)
β
-
33.9%
nβ
-
66.1%
22
O
8
0
22.009967
0
2.25 Sekunden
β
-
100%
24
F
9
0
24.008115
unbekannt
340 Millisekunden (ms)
β
-
100%
26
Ne
10
0
26.000461
0
192 Millisekunden (ms)
β
-
100%
28
Na
11
0
27.998938
+1
30.5 Millisekunden (ms)
β
-
99.42%
nβ
-
0.58%
30
Mg
12
0
29.990435
0
335 Millisekunden (ms)
β
-
100%
32
Al
13
0
31.988126
+1
33 Millisekunden (ms)
β
-
99.3%
nβ
-
0.7%
32m
Al
13
0.9566
31.989152
+4
200 Nanosekunden (ns)
it
100%
34
Si
14
0
33.978575
0
2.77 Sekunden
β
-
100%
36
P
15
0
35.97826
-4
5.6 Sekunden
β
-
100%
38
S
16
0
37.971164
0
2 Stunden 50 Minuten 17 Sekunden
β
-
100%
40
Cl
17
0
39.970415
-2
1 Minuten 21 Sekunden
β
-
100%
42
Ar
18
0
41.963046
0
32 Jahre 328 Tage
β
-
100%
44
K
19
0
43.961557
-2
22 Minuten 8 Sekunden
β
-
100%
46
Ca
20
0
45.953693
0
0.0031
2.8 Billiarden Jahre
2β
-
100%
48
Sc
21
0
47.952231
+6
1 Tage 19 Stunden 40 Minuten 12 Sekunden
β
-
100%
50
Ti
22
0
49.944791
0
5.18
stabil
52
V
23
0
51.944776
+3
3 Minuten 44.6 Sekunden
β
-
100%
54
Cr
24
0
53.93888
0
2.365
stabil
56
Mn
25
0
55.938905
+3
2 Stunden 34 Minuten 44 Sekunden
β
-
100%
58
Fe
26
0
57.933276
0
0.282
stabil
60
Co
27
0
59.933817
+5
5 Jahre 99 Tage
β
-
100%
60m
Co
27
0.0586
59.93388
+2
10 Minuten 28 Sekunden
it
99.76%
β
-
0.24%
62
Ni
28
0
61.928345
0
3.634
stabil
64
Cu
29
0
63.929764
+1
12 Stunden 42 Minuten 4 Sekunden
ε
61.5%
β
-
38.5%
66
Zn
30
0
65.926033
0
27.9
stabil
68
Ga
31
0
67.92798
+1
1 Stunden 7 Minuten 42.6 Sekunden
ε
100%
70
Ge
32
0
69.924247
0
20.37
stabil
72
As
33
0
71.926752
-2
1 Tage 2 Stunden
ε
100%
74
Se
34
0
73.922477
0
0.89
5.5 Trillionen Jahre
2ε
100%
76
Br
35
0
75.924542
-1
16 Stunden 12 Minuten
ε
100%
76m
Br
35
0.1026
75.924652
+4
1.31 Sekunden
it
99.4%
ε
0.6%
78
Kr
36
0
77.920365
0
0.35
230 Trillionen Jahre
2ε
100%
80
Rb
37
0
79.922519
+1
33.4 Sekunden
ε
100%
80m
Rb
37
0.4944
79.92305
+6
1.6 Mikrosekunden (μs)
it
100%
82
Sr
38
0
81.918402
0
25 Tage 13 Stunden
ε
100%
84
Y
39
0
83.920388
+1
4.6 Sekunden
ε
100%
84m
Y
39
0.08
83.920473
-5
39 Minuten 30 Sekunden
ε
100%
86
Zr
40
0
85.916474
0
16 Stunden 30 Minuten
ε
100%
88
Nb
41
0
87.918332
+8
14 Minuten 33 Sekunden
ε
100%
88m
Nb
41
0.04
87.918374
-4
7 Minuten 47 Sekunden
ε
100%
90
Mo
42
0
89.913937
0
5 Stunden 33 Minuten 36 Sekunden
ε
100%
90m
Mo
42
2.8747
89.917023
+8
1.1 Mikrosekunden (μs)
it
100%
92
Tc
43
0
91.91526
+8
4 Minuten 15 Sekunden
ε
100%
92m
Tc
43
0.2702
91.91555
+4
1 Mikrosekunden (μs)
it
100%
94
Ru
44
0
93.911361
0
51 Minuten 48 Sekunden
ε
100%
94m
Ru
44
2.6441
93.914199
+8
71 Mikrosekunden (μs)
it
100%
96
Rh
45
0
95.914461
+6
9 Minuten 54 Sekunden
ε
100%
96m
Rh
45
0.052
95.914517
+3
1 Minuten 30.6 Sekunden
it
60%
ε
40%
98
Pd
46
0
97.912721
0
17 Minuten 42 Sekunden
ε
100%
100
Ag
47
0
99.916105
+5
2 Minuten 1 Sekunden
ε
100%
100m
Ag
47
0.0155
99.916121
+2
2 Minuten 14 Sekunden
ε
>0%
it
>0%
102
Cd
48
0
101.914462
0
5 Minuten 30 Sekunden
ε
100%
104
In
49
0
103.918297
+6
1 Minuten 48 Sekunden
ε
100%
104m
In
49
0.0935
103.918397
+3
15.7 Sekunden
ε
20%
it
80%
106
Sn
50
0
105.916881
0
1 Minuten 55 Sekunden
ε
100%
108
Sb
51
0
107.922161
+4
7.4 Sekunden
ε
100%
110
Te
52
0
109.922407
0
18.6 Sekunden
ε
100%
α
3e-3%
112
I
53
0
111.927969
+1
3.42 Sekunden
ε
100%
α
1.2e-3%
114
Xe
54
0
113.92798
0
10 Sekunden
ε
100%
116
Cs
55
0
115.933367
+1
700 Millisekunden (ms)
ε
97.15%
pε
2.8%
αε
0.05%
116m
Cs
55
0.1
115.933475
+5
3.85 Sekunden
ε
99.49%
pε
0.51%
αε
8e-3%
118
Ba
56
0
117.93304
0
5.5 Sekunden
ε
>0%
pε
>0%
120
La
57
0
119.93807
-7
2.8 Sekunden
ε
>0%
pε
>0%
p
>0%
122
Ce
58
0
121.937911
0
2 Sekunden
ε
>0%
pε
>0%
124
Pr
59
0
123.93531
+4
3.14 Sekunden
ε
>0%
pε
>0%
126
Nd
60
0
125.94322
0
1 Sekunden
ε
>0%
pε
>0%
128
Pm
61
0
127.948421
+6
1 Sekunden
ε
>0%
pε
>0%
αε
>0%
α
>0%
130
Sm
62
0
129.94892
0
1 Sekunden
ε
>0%
pε
>0%
132
Eu
63
0
131.95437
unbekannt
100 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
134
Gd
64
0
133.95537
0
400 Millisekunden (ms)
ε
>0%
pε
>0%
136
Tb
65
0
135.96138
unbekannt
200 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
138
Dy
66
0
137.96249
0
200 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
140
Ho
67
0
139.96854
+8
6 Mikrosekunden (μs)
p
100%