Das Periodensystem der Elemente online
Startseite
Nuklidkarte
Rechenhilfen
Listen
Nuklidliste
Nuklide nach Selektion gefunden: 54
Nuklid
Level
(MeV)
Atommasse (u)
Spin
% nat.
Halbwertszeit
Zerfall
%
1
H
1
0
1.007825
+1/2
99.985
stabil
3
He
2
0
3.016029
+1/2
0.000137
stabil
5
Li
3
0
5.012538
-3/2
304.7 Yoctosekunden (ys)
p
100%
7
Be
4
0
7.01693
-3/2
53 Tage 6 Stunden
ε
100%
9
B
5
0
9.013328
-3/2
800 Zeptosekunden (zs)
2α
100%
p
100%
11
C
6
0
11.011434
-3/2
20 Minuten 23.4 Sekunden
ε
100%
13
N
7
0
13.005739
-1/2
9 Minuten 57.9 Sekunden
ε
100%
15
O
8
0
15.003065
-1/2
2 Minuten 2.24 Sekunden
ε
100%
17
F
9
0
17.002095
+5/2
1 Minuten 4.49 Sekunden
ε
100%
19
Ne
10
0
19.00188
+1/2
17.22 Sekunden
ε
100%
21
Na
11
0
20.997655
+3/2
22.49 Sekunden
ε
100%
23
Mg
12
0
22.994124
+5/2
11.317 Sekunden
ε
100%
23m
Mg
12
9.596
23.004426
+3/2
15 Femtosekunden (fs)
it
>0%
p
>0%
25
Al
13
0
24.990428
+5/2
7.183 Sekunden
ε
100%
27
Si
14
0
26.986705
+5/2
4.16 Sekunden
ε
100%
29
P
15
0
28.981801
+1/2
4.142 Sekunden
ε
100%
31
S
16
0
30.979555
+1/2
2.572 Sekunden
ε
100%
33
Cl
17
0
32.977452
+3/2
2.511 Sekunden
ε
100%
35
Ar
18
0
34.975258
+3/2
1.775 Sekunden
ε
100%
37
K
19
0
36.973376
+3/2
1.226 Sekunden
ε
100%
39
Ca
20
0
38.97072
+3/2
859.6 Millisekunden (ms)
ε
100%
41
Sc
21
0
40.969251
-7/2
596.3 Millisekunden (ms)
ε
100%
43
Ti
22
0
42.968523
-7/2
509 Millisekunden (ms)
ε
100%
43m
Ti
22
0.313
42.968859
+3/2
12.6 Mikrosekunden (μs)
it
100%
43m
Ti
22
3.0664
42.971814
-9.2
560 Nanosekunden (ns)
it
100%
45
V
23
0
44.965776
-7/2
547 Millisekunden (ms)
ε
100%
47
Cr
24
0
46.9629
-3/2
500 Millisekunden (ms)
ε
100%
49
Mn
25
0
48.959619
-5/2
382 Millisekunden (ms)
ε
100%
51
Fe
26
0
50.95682
-5/2
305 Millisekunden (ms)
ε
100%
53
Co
27
0
52.954219
-7/2
240 Millisekunden (ms)
ε
100%
53m
Co
27
3.19
52.957644
-19/2
247 Millisekunden (ms)
ε
98.5%
p
1.5%
55
Ni
28
0
54.951331
-7/2
204.7 Millisekunden (ms)
ε
100%
57
Cu
29
0
56.949211
-3/2
196.3 Millisekunden (ms)
ε
100%
59
Zn
30
0
58.949264
-3/2
182 Millisekunden (ms)
ε
99.9%
pε
0.1%
61
Ga
31
0
60.949446
-3/2
168 Millisekunden (ms)
ε
100%
63
Ge
32
0
62.94964
-3/2
142 Millisekunden (ms)
ε
100%
65
As
33
0
64.949564
-3/2
128 Millisekunden (ms)
ε
>0%
pε
>0%
67
Se
34
0
66.95009
unbekannt
136 Millisekunden (ms)
ε
99.5%
pε
0.5%
69
Br
35
0
68.950106
unbekannt
unbekannt
ε
>0%
pε
>0%
p
>0%
71
Kr
36
0
70.949626
-5/2
100 Millisekunden (ms)
ε
94.8%
pε
5.2%
73
Rb
37
0
72.950561
unbekannt
unbekannt
ε
>0%
pε
>0%
p
>0%
75
Sr
38
0
74.94995
-3/2
88 Millisekunden (ms)
ε
94.8%
pε
5.2%
77
Y
39
0
76.949645
-5/2
unbekannt
ε
>0%
pε
>0%
p
>0%
79
Zr
40
0
78.94916
unbekannt
56 Millisekunden (ms)
ε
>0%
pε
>0%
81
Nb
41
0
80.94903
unbekannt
800 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
83
Mo
42
0
82.94874
-1/2
6 Millisekunden (ms)
ε
>0%
pε
>0%
85
Tc
43
0
84.94883
unbekannt
500 Millisekunden (ms)
ε
>0%
pε
>0%
87
Ru
44
0
86.949179
+9/2
unbekannt
ε
>0%
pε
>0%
89
Rh
45
0
88.948837
unbekannt
unbekannt
ε
>0%
pε
>0%
91
Pd
46
0
90.949111
+9/2
unbekannt
ε
>0%
pε
>0%
p
>0%
93
Ag
47
0
92.94978
unbekannt
unbekannt
ε
>0%
pε
>0%
95
Cd
48
0
94.94987
unbekannt
5 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
97
In
49
0
96.94954
unbekannt
5 Millisekunden (ms)
ε
>0%
pε
>0%
p
>0%
99
Sn
50
0
98.94933
+5/2
5 Millisekunden (ms)
ε
>0%
pε
>0%