Das Periodensystem der Elemente online
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Nuklide nach Selektion gefunden: 95
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
19
B
5
0
19.06373
-3/2
2.92 Sekunden
β
-
12%
nβ
-
72%
2nβ
-
16%
21
C
6
0
21.04934
+1/2
30 Nanosekunden (ns)
n
100%
23
N
7
0
23.04122
unbekannt
14.5 Millisekunden (ms)
β
-
100%
25
O
8
0
25.02946
+3/2
50 Nanosekunden (ns)
n
100%
27
F
9
0
27.02676
+5/2
5 Millisekunden (ms)
β
-
23%
nβ
-
77%
29
Ne
10
0
29.019385
+3/2
14.8 Millisekunden (ms)
β
-
68%
nβ
-
28%
2nβ
-
4%
31
Na
11
0
31.013585
+3/2
17 Millisekunden (ms)
β
-
61.93%
nβ
-
37%
33
Mg
12
0
33.005254
+3/2
90.5 Millisekunden (ms)
β
-
83%
nβ
-
17%
35
Al
13
0
34.99986
unbekannt
38.6 Millisekunden (ms)
β
-
59%
nβ
-
41%
37
Si
14
0
36.992936
-7/2
90 Millisekunden (ms)
β
-
>0%
nβ
-
>0%
39
P
15
0
38.98618
+1/2
280 Millisekunden (ms)
β
-
74%
nβ
-
26%
41
S
16
0
40.979582
-7/2
1.99 Sekunden
β
-
100%
43
Cl
17
0
42.974055
+1/2
3.13 Sekunden
β
-
100%
45
Ar
18
0
44.968041
-5/2
21.48 Sekunden
β
-
100%
47
K
19
0
46.961679
+1/2
17.5 Sekunden
β
-
100%
49
Ca
20
0
48.955674
-3/2
8 Minuten 43 Sekunden
β
-
100%
51
Sc
21
0
50.953603
-7/2
12.4 Sekunden
β
-
100%
53
Ti
22
0
52.949727
-3/2
32.7 Sekunden
β
-
100%
55
V
23
0
54.947234
-7/2
6.54 Sekunden
β
-
100%
57
Cr
24
0
56.943613
-5/2
21.1 Sekunden
β
-
100%
59
Mn
25
0
58.94044
-5/2
4.59 Sekunden
β
-
100%
61
Fe
26
0
60.936745
-5/2
5 Minuten 59 Sekunden
β
-
100%
61m
Fe
26
0.861
60.93767
+9/2
250 Nanosekunden (ns)
it
100%
63
Co
27
0
62.933612
-7/2
27.4 Sekunden
β
-
100%
65
Ni
28
0
64.930084
-5/2
2 Stunden 31 Minuten 2 Sekunden
β
-
100%
65m
Ni
28
0.0634
64.930152
-1/2
69 Mikrosekunden (μs)
it
100%
67
Cu
29
0
66.927731
-3/2
2 Tage 13 Stunden 49 Minuten
β
-
100%
67m
Cu
29
3.4636
66.931449
+15/2
100 Nanosekunden (ns)
it
100%
69
Zn
30
0
68.92655
-1/2
56 Minuten 24 Sekunden
β
-
100%
69m
Zn
30
0.4386
68.927021
+9/2
13 Stunden 45 Minuten 36 Sekunden
it
99.97%
β
-
0.03%
71
Ga
31
0
70.924701
-3/2
39.892
stabil
73
Ge
32
0
72.923459
+9/2
7.76
stabil
73m
Ge
32
0.0133
72.923473
+5/2
2.9 Mikrosekunden (μs)
it
100%
73m
Ge
32
0.0667
72.923531
-1/2
499 Millisekunden (ms)
it
100%
75
As
33
0
74.921597
-3/2
100
stabil
75m
As
33
0.3039
74.921923
+9/2
17.6 Millisekunden (ms)
it
100%
77
Se
34
0
76.919915
-1/2
7.63
stabil
77m
Se
34
0.1619
76.920088
+7/2
17.36 Sekunden
it
100%
79
Br
35
0
78.918337
-3/2
50.69
stabil
79m
Br
35
0.2076
78.91856
+9/2
4.86 Sekunden
it
100%
81
Kr
36
0
80.916592
+7/2
229000 Jahre
ε
100%
81m
Kr
36
0.1906
80.916797
-1/2
13.1 Sekunden
it
100%
ε
2.5e-3%
83
Rb
37
0
82.915111
-5/2
86 Tage 4 Stunden
ε
100%
83m
Rb
37
0.0421
82.915156
+9/2
7.8 Millisekunden (ms)
it
100%
85
Sr
38
0
84.912933
+9/2
64 Tage 20 Stunden
ε
100%
85m
Sr
38
0.2387
84.91319
-1/2
1 Stunden 7 Minuten 38 Sekunden
it
86.6%
ε
13.4%
87
Y
39
0
86.910877
-1/2
3 Tage 6 Stunden 54 Minuten
ε
100%
87m
Y
39
0.3808
86.911285
+9/2
13 Stunden 22 Minuten 12 Sekunden
it
98.43%
ε
1.57%
89
Zr
40
0
88.90889
+9/2
3 Tage 6 Stunden 24 Minuten
ε
100%
89m
Zr
40
0.5878
88.909521
-1/2
4 Minuten 9.7 Sekunden
it
93.77%
ε
6.23%
91
Nb
41
0
90.906996
+9/2
680 Jahre
ε
100%
91m
Nb
41
0.1046
90.907109
-1/2
60 Tage 20 Stunden
it
96.4%
ε
3.6%
91m
Nb
41
2.0344
90.90918
-17/2
3.8 Mikrosekunden (μs)
it
100%
93
Mo
42
0
92.906813
+5/2
4000 Jahre
ε
100%
93m
Mo
42
2.4249
92.909416
+21/2
6 Stunden 51 Minuten
it
99.88%
ε
0.12%
95
Tc
43
0
94.907657
+9/2
20 Stunden
ε
100%
95m
Tc
43
0.0389
94.907699
-1/2
61 Tage
ε
96.12%
it
3.88%
97
Ru
44
0
96.907555
+5/2
2 Tage 21 Stunden 36 Minuten
ε
100%
99
Rh
45
0
98.908132
-1/2
16 Tage 2 Stunden
ε
100%
99m
Rh
45
0.0643
98.908201
+9/2
4 Stunden 42 Minuten
ε
99.84%
it
0.16%
101
Pd
46
0
100.908289
+5/2
8 Stunden 28 Minuten 12 Sekunden
ε
100%
103
Ag
47
0
102.908973
+7/2
1 Stunden 5 Minuten 42 Sekunden
ε
100%
103m
Ag
47
0.1345
102.909117
-1/2
5.7 Sekunden
it
100%
105
Cd
48
0
104.909468
+5/2
55 Minuten 30 Sekunden
ε
100%
107
In
49
0
106.910296
+9/2
32 Minuten 24 Sekunden
ε
100%
107m
In
49
0.6785
106.911024
-1/2
50.4 Sekunden
it
100%
109
Sn
50
0
108.911283
+5/2
18 Minuten
ε
100%
111
Sb
51
0
110.913163
+5/2
1 Minuten 15 Sekunden
ε
100%
113
Te
52
0
112.915891
+7/2
1 Minuten 42 Sekunden
ε
100%
115
I
53
0
114.918049
+5/2
1 Minuten 18 Sekunden
ε
100%
117
Xe
54
0
116.920359
+5/2
1 Minuten 1 Sekunden
ε
100%
pε
2.9e-3%
119
Cs
55
0
118.922377
+9/2
43 Sekunden
ε
100%
119m
Cs
55
0.05
118.922431
+3/2
30.4 Sekunden
ε
100%
121
Ba
56
0
120.918781
+5/2
2 Minuten 42 Sekunden
ε
100%
123
La
57
0
122.92624
-11/2
17 Sekunden
ε
100%
125
Ce
58
0
124.92844
+5/2
10.2 Sekunden
ε
>0%
pε
>0%
127
Pr
59
0
126.93083
+3/2
4.2 Sekunden
ε
100%
127m
Pr
59
0.6
126.931475
-11/2
50 Millisekunden (ms)
it
100%
129
Nd
60
0
128.933188
+5/2
4.9 Sekunden
ε
>0%
pε
>0%
131
Pm
61
0
130.93587
-11/2
6.3 Sekunden
ε
100%
pε
>0%
133
Sm
62
0
132.938669
+5/2
4 Sekunden
ε
>0%
pε
>0%
135
Eu
63
0
134.94182
-11/2
1.5 Sekunden
ε
>0%
pε
>0%
p
>0%
137
Gd
64
0
136.94502
+7/2
2.2 Sekunden
ε
>0%
pε
>0%
139
Tb
65
0
138.94829
-11/2
1.6 Sekunden
ε
>0%
pε
>0%
141
Dy
66
0
140.95135
-9/2
900 Millisekunden (ms)
ε
>0%
pε
>0%
143
Ho
67
0
142.954609
-11/2
300 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
145
Er
68
0
144.960611
+1/2
900 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
147
Tm
69
0
146.960961
-11/2
580 Millisekunden (ms)
ε
85%
p
15%
147m
Tm
69
0.06
146.961025
+3/2
360 Mikrosekunden (μs)
it
100%
149
Yb
70
0
148.964039
+1/2
700 Millisekunden (ms)
pε
100%
151
Lu
71
0
150.967577
-11/2
80.6 Millisekunden (ms)
p
63.4%
ε
36.6%
151m
Lu
71
0.078
150.967661
+3/2
16 Mikrosekunden (μs)
p
100%
153
Hf
72
0
152.97069
+1/2
400 Millisekunden (ms)
ε
>0%
pε
>0%
153m
Hf
72
0.75
152.971495
-11/2
500 Millisekunden (ms)
ε
>0%
pε
>0%
155
Ta
73
0
154.974591
-11/2
2.9 Millisekunden (ms)
p
100%