Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 78
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
7
H
1
0
7.052749
+1/2
23.6 Yoctosekunden (ys)
n
100%
9
He
2
0
9.04395
-1/2
1.5 Zeptosekunden (zs)
n
100%
11
Li
3
0
11.043798
-3/2
8.5 Millisekunden (ms)
β
-
8.97%
nβ
-
85%
2nβ
-
4.1%
3nβ
-
1.9%
αnβ
-
0.027%
13
Be
4
0
13.035693
+5/2
2.7 Zeptosekunden (zs)
n
100%
15
B
5
0
15.031103
-3/2
10.5 Millisekunden (ms)
β
-
100%
17
C
6
0
17.022585
unbekannt
193 Millisekunden (ms)
β
-
68%
nβ
-
32%
19
N
7
0
19.017029
-1/2
290 Millisekunden (ms)
β
-
37.6%
nβ
-
62.4%
21
O
8
0
21.008656
+5/2
3.42 Sekunden
β
-
100%
23
F
9
0
23.003574
+5/2
2.23 Sekunden
β
-
100%
25
Ne
10
0
24.997737
+3/2
602 Millisekunden (ms)
β
-
100%
27
Na
11
0
26.994077
+5/2
301 Millisekunden (ms)
β
-
99.87%
nβ
-
0.13%
29
Mg
12
0
28.9886
+3/2
1.3 Sekunden
β
-
100%
31
Al
13
0
30.983947
unbekannt
644 Millisekunden (ms)
β
-
100%
33
Si
14
0
32.978001
+3/2
6.11 Sekunden
β
-
100%
35
P
15
0
34.973314
+1/2
47.3 Sekunden
β
-
100%
37
S
16
0
36.971126
-7/2
5 Minuten 3 Sekunden
β
-
100%
39
Cl
17
0
38.968008
+3/2
56 Minuten 12 Sekunden
β
-
100%
41
Ar
18
0
40.964501
-7/2
1 Stunden 49 Minuten 36.5 Sekunden
β
-
100%
43
K
19
0
42.960716
+3/2
22 Stunden 18 Minuten
β
-
100%
45
Ca
20
0
44.956188
-7/2
162 Tage 14 Stunden
β
-
100%
47
Sc
21
0
46.952408
-7/2
3 Tage 8 Stunden 22 Minuten
β
-
100%
47m
Sc
21
0.7668
46.953231
+3/2
27.2 Nanosekunden (ns)
it
100%
49
Ti
22
0
48.947871
-7/2
5.41
stabil
51
V
23
0
50.94396
-7/2
99.75
stabil
53
Cr
24
0
52.940649
-3/2
9.501
stabil
55
Mn
25
0
54.938046
-5/2
100
stabil
57
Fe
26
0
56.935394
-1/2
2.119
stabil
59
Co
27
0
58.933195
-7/2
100
stabil
61
Ni
28
0
60.931056
-3/2
1.14
stabil
63
Cu
29
0
62.929598
-3/2
69.17
stabil
65
Zn
30
0
64.929241
-5/2
243 Tage 15 Stunden
ε
100%
65m
Zn
30
0.0539
64.929299
-1/2
1.6 Mikrosekunden (μs)
it
100%
67
Ga
31
0
66.928202
-3/2
3 Tage 6 Stunden 16 Minuten
ε
100%
69
Ge
32
0
68.927965
-5/2
1 Tage 15 Stunden 3 Minuten
ε
100%
69m
Ge
32
0.0868
68.928058
-1/2
5.1 Mikrosekunden (μs)
it
100%
69m
Ge
32
0.3979
68.928392
+9/2
2.8 Mikrosekunden (μs)
it
100%
71
As
33
0
70.927112
-5/2
2 Tage 17 Stunden 16 Minuten
ε
100%
73
Se
34
0
72.926766
+9/2
7 Stunden 9 Minuten
ε
100%
73m
Se
34
0.0257
72.926794
-3/2
39 Minuten 48 Sekunden
it
72.6%
ε
27.4%
75
Br
35
0
74.925776
-3/2
1 Stunden 36 Minuten 42 Sekunden
ε
100%
77
Kr
36
0
76.92467
+5/2
1 Stunden 14 Minuten 24 Sekunden
ε
100%
79
Rb
37
0
78.923989
+5/2
22 Minuten 54 Sekunden
ε
100%
81
Sr
38
0
80.923212
-1/2
22 Minuten 18 Sekunden
ε
100%
83
Y
39
0
82.922354
+5/2
7 Minuten 5 Sekunden
ε
100%
83m
Y
39
0.062
82.922421
-3/2
2 Minuten 51 Sekunden
ε
60%
it
40%
85
Zr
40
0
84.921471
+7/2
7 Minuten 52 Sekunden
ε
100%
85m
Zr
40
0.292
84.921785
-1/2
10.9 Sekunden
it
92%
ε
8%
87
Nb
41
0
86.920361
-1/2
3 Minuten 45 Sekunden
ε
100%
87m
Nb
41
0.0038
86.920365
+9/2
2 Minuten 36 Sekunden
ε
>0%
it
>0%
89
Mo
42
0
88.91948
+9/2
2 Minuten 7 Sekunden
ε
100%
89m
Mo
42
0.3875
88.919896
-1/2
190 Millisekunden (ms)
it
100%
91
Tc
43
0
90.918428
+9/2
3 Minuten 8.4 Sekunden
ε
100%
91m
Tc
43
0.1393
90.918577
-1/2
3 Minuten 18 Sekunden
ε
99.5%
it
0.5%
93
Ru
44
0
92.917052
+9/2
59.7 Sekunden
ε
100%
93m
Ru
44
0.7344
92.91784
-1/2
10.8 Sekunden
ε
77.97%
pε
0.03%
it
22%
93m
Ru
44
2.0826
92.919288
+23/2
2.2 Mikrosekunden (μs)
it
100%
95
Rh
45
0
94.915899
-9/2
5 Minuten 1 Sekunden
ε
100%
95m
Rh
45
0.543
94.916482
-1/2
1 Minuten 58 Sekunden
it
88%
ε
12%
97
Pd
46
0
96.916479
+5/2
3 Minuten 6 Sekunden
ε
100%
99
Ag
47
0
98.917597
+9/2
2 Minuten 4 Sekunden
ε
100%
99m
Ag
47
0.5061
98.918141
-1/2
10.5 Sekunden
it
100%
101
Cd
48
0
100.918682
+5/2
1 Minuten 21.6 Sekunden
ε
100%
103
In
49
0
102.919915
+9/2
1 Minuten 5 Sekunden
ε
100%
103m
In
49
0.6317
102.920593
-1/2
34 Sekunden
ε
67%
it
33%
105
Sn
50
0
104.92135
+5/2
34 Sekunden
ε
>0%
pε
>0%
107
Sb
51
0
106.92415
+5/2
4 Sekunden
ε
100%
109
Te
52
0
108.927416
+5/2
4.6 Sekunden
ε
86.7%
pε
9.4%
αε
5e-3%
α
3.9%
111
I
53
0
110.930277
+5/2
2.5 Sekunden
ε
99.9%
α
0.1%
113
Xe
54
0
112.933341
+5/2
2.74 Sekunden
ε
93%
pε
6.99%
α
0.01%
αε
7e-3%
115
Cs
55
0
114.93591
+9/2
1.4 Sekunden
ε
99.93%
pε
0.07%
117
Ba
56
0
116.938499
+3/2
1.75 Sekunden
ε
>0%
pε
>0%
αε
>0%
119
La
57
0
118.940991
-11/2
2 Sekunden
ε
>0%
pε
>0%
p
>0%
121
Ce
58
0
120.94342
+5/2
1.1 Sekunden
ε
99%
pε
1%
123
Pr
59
0
122.94596
+3/2
800 Millisekunden (ms)
ε
>0%
pε
>0%
125
Nd
60
0
124.94888
+5/2
600 Millisekunden (ms)
ε
>0%
pε
>0%
127
Pm
61
0
126.951636
+5/2
1 Sekunden
ε
>0%
pε
>0%
p
>0%
α
>0%
129
Sm
62
0
128.95464
+5/2
550 Millisekunden (ms)
ε
>0%
pε
>0%
131
Eu
63
0
130.957753
+3/2
17.8 Millisekunden (ms)
p
89%
ε
11%