Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 83
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
17
B
5
0
17.04699
-3/2
5.08 Sekunden
β
-
100%
19
C
6
0
19.034805
unbekannt
49 Millisekunden (ms)
β
-
39%
nβ
-
61%
21
N
7
0
21.027108
-1/2
87 Millisekunden (ms)
β
-
20%
nβ
-
80%
23
O
8
0
23.015687
+1/2
82 Millisekunden (ms)
β
-
69%
nβ
-
31%
25
F
9
0
25.012102
+5/2
50 Millisekunden (ms)
β
-
86%
nβ
-
14%
27
Ne
10
0
27.00759
+3/2
32 Millisekunden (ms)
β
-
98%
nβ
-
2%
29
Na
11
0
29.002861
+3/2
44.9 Millisekunden (ms)
β
-
78.5%
nβ
-
21.5%
31
Mg
12
0
30.996546
+1/2
232 Millisekunden (ms)
β
-
98.3%
nβ
-
1.7%
33
Al
13
0
32.990844
+5/2
41.7 Millisekunden (ms)
β
-
91.5%
nβ
-
8.5%
35
Si
14
0
34.984584
unbekannt
780 Millisekunden (ms)
β
-
100%
37
P
15
0
36.979609
+1/2
2.31 Sekunden
β
-
100%
39
S
16
0
38.975135
-7/2
11.5 Sekunden
β
-
100%
41
Cl
17
0
40.970685
+1/2
38.4 Sekunden
β
-
100%
43
Ar
18
0
42.965636
-5/2
5 Minuten 22 Sekunden
β
-
100%
45
K
19
0
44.9607
+3/2
17 Minuten 49 Sekunden
β
-
100%
47
Ca
20
0
46.954546
-7/2
4 Tage 12 Stunden 51 Minuten
β
-
100%
49
Sc
21
0
48.950024
-7/2
57 Minuten 10.8 Sekunden
β
-
100%
51
Ti
22
0
50.946615
-3/2
5 Minuten 45.6 Sekunden
β
-
100%
53
V
23
0
52.944338
-7/2
1 Minuten 36 Sekunden
β
-
100%
55
Cr
24
0
54.94084
-3/2
3 Minuten 29.8 Sekunden
β
-
100%
57
Mn
25
0
56.938285
-5/2
1 Minuten 25.4 Sekunden
β
-
100%
59
Fe
26
0
58.934875
-3/2
44 Tage 11 Stunden
β
-
100%
61
Co
27
0
60.932476
-7/2
1 Stunden 39 Minuten
β
-
100%
63
Ni
28
0
62.929669
-1/2
100 Jahre 36 Tage
β
-
100%
63m
Ni
28
0.0872
62.929763
-5/2
1.7 Mikrosekunden (μs)
it
100%
65
Cu
29
0
64.927789
-3/2
30.83
stabil
67
Zn
30
0
66.927128
-5/2
4.1
stabil
69
Ga
31
0
68.925574
-3/2
60.108
stabil
71
Ge
32
0
70.924951
-1/2
11 Tage 10 Stunden
ε
100%
71m
Ge
32
0.1984
70.925164
+9/2
20.4 Millisekunden (ms)
it
100%
73
As
33
0
72.923825
-3/2
80 Tage 7 Stunden
ε
100%
75
Se
34
0
74.922523
+5/2
119 Tage 18 Stunden
ε
100%
77
Br
35
0
76.92138
-3/2
2 Tage 9 Stunden 2 Minuten
ε
100%
77m
Br
35
0.1059
76.921494
+9/2
4 Minuten 17 Sekunden
it
100%
79
Kr
36
0
78.920082
-1/2
3 Tage 3 Stunden 2 Minuten
ε
100%
79m
Kr
36
0.1298
78.920222
+7/2
50 Sekunden
it
100%
81
Rb
37
0
80.918996
-3/2
4 Stunden 34 Minuten 12 Sekunden
ε
100%
81m
Rb
37
0.0863
80.919089
+9/2
30 Minuten 30 Sekunden
ε
2.4%
it
97.6%
83
Sr
38
0
82.917557
+7/2
1 Tage 8 Stunden 24 Minuten 36 Sekunden
ε
100%
83m
Sr
38
0.2591
82.917835
-1/2
4.95 Sekunden
it
100%
85
Y
39
0
84.916433
-1/2
2 Stunden 40 Minuten 48 Sekunden
ε
100%
85m
Y
39
0.0198
84.916454
+9/2
4 Stunden 40 Minuten 48 Sekunden
ε
100%
it
2e-3%
85m
Y
39
0.2663
84.916719
-5/2
178 Nanosekunden (ns)
it
100%
87
Zr
40
0
86.914816
+9/2
1 Stunden 40 Minuten 48 Sekunden
ε
100%
87m
Zr
40
0.3358
86.915177
+1/2
14 Sekunden
it
100%
89
Nb
41
0
88.913418
+9/2
2 Stunden 1 Minuten 48 Sekunden
ε
100%
89m
Nb
41
0.035
88.913456
-1/2
1 Stunden 6 Minuten 454.7 Femtosekunden (fs)
ε
100%
91
Mo
42
0
90.91175
+9/2
15 Minuten 29.4 Sekunden
ε
100%
91m
Mo
42
0.653
90.912451
-1/2
1 Minuten 4.6 Sekunden
it
50%
ε
50%
93
Tc
43
0
92.910249
+9/2
2 Stunden 45 Minuten
ε
100%
93m
Tc
43
0.3918
92.91067
-1/2
43 Minuten 30 Sekunden
it
76.6%
ε
23.4%
93m
Tc
43
2.1852
92.912595
-17/2
10.2 Mikrosekunden (μs)
it
100%
95
Ru
44
0
94.910413
+5/2
1 Stunden 38 Minuten 34.8 Sekunden
ε
100%
97
Rh
45
0
96.911337
+9/2
30 Minuten 42 Sekunden
ε
100%
97m
Rh
45
0.259
96.911615
-1/2
46 Minuten 12 Sekunden
ε
94.4%
it
5.6%
99
Pd
46
0
98.911769
+5/2
21 Minuten 24 Sekunden
ε
100%
101
Ag
47
0
100.912802
+9/2
11 Minuten 6 Sekunden
ε
100%
101m
Ag
47
0.2741
100.913097
-1/2
3.1 Sekunden
it
100%
103
Cd
48
0
102.91342
+5/2
7 Minuten 18 Sekunden
ε
100%
105
In
49
0
104.914674
+9/2
5 Minuten 4.2 Sekunden
ε
100%
105m
In
49
0.6741
104.915397
-1/2
48 Sekunden
ε
100%
107
Sn
50
0
106.915645
+5/2
2 Minuten 54 Sekunden
ε
100%
109
Sb
51
0
108.918133
+5/2
17 Sekunden
ε
100%
111
Te
52
0
110.921112
+5/2
19.3 Sekunden
ε
>0%
pε
>0%
113
I
53
0
112.923641
+5/2
6.6 Sekunden
ε
100%
α
3.3e-7%
115
Xe
54
0
114.926295
+5/2
18 Sekunden
ε
99.66%
pε
0.34%
α
3e-4%
117
Cs
55
0
116.928672
+9/2
8.4 Sekunden
ε
>0%
pε
>0%
αε
>0%
117m
Cs
55
0.15
116.928833
+3/2
6.5 Sekunden
ε
>0%
pε
>0%
αε
>0%
119
Ba
56
0
118.93066
+5/2
5.4 Sekunden
ε
75%
pε
25%
121
La
57
0
120.93301
-11/2
5.3 Sekunden
ε
>0%
pε
>0%
p
>0%
123
Ce
58
0
122.935399
+5/2
3.8 Sekunden
ε
>0%
pε
>0%
125
Pr
59
0
124.93783
+3/2
3.3 Sekunden
ε
>0%
pε
>0%
127
Nd
60
0
126.940501
+5/2
1.8 Sekunden
ε
>0%
pε
>0%
129
Pm
61
0
128.94316
-5/2
2.4 Sekunden
ε
100%
pε
1e-6%
131
Sm
62
0
130.94611
+5/2
1.2 Sekunden
ε
>0%
pε
>0%
133
Eu
63
0
132.94924
-11/2
1 Sekunden
ε
>0%
pε
>0%
p
>0%
135
Gd
64
0
134.95257
+5/2
1.1 Sekunden
ε
82%
pε
18%
137
Tb
65
0
136.95598
-11/2
600 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
139
Dy
66
0
138.95954
+7/2
600 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
141
Ho
67
0
140.963098
-7/2
4.1 Millisekunden (ms)
p
100%
141m
Ho
67
0.066
140.963169
+1/2
6.4 Mikrosekunden (μs)
it
100%
143
Er
68
0
142.96634
-9/2
200 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
145
Tm
69
0
144.970073
-11/2
3.2 Mikrosekunden (μs)
p
100%