Isotopes of Sodium (Z=11)

Click on an isotope to get more information about its decay
Isotope Half-life Spin Parity Decay Mode(s) or Abundance
18Na
19Na %P=?
20Na 447.9 ms 2+ %EC+%B+=100, %ECA=20.5 16
21Na 22.49 s3/2+ %EC+%B+=100
22Na 2.6019 y3+ %EC+%B+=100
23Na stable 3/2+ %Abundance=100
24Na 14.9590 h 4+ %B-=100
24m1Na 20.20 ms 1+ %IT=99.95, %B-=0.05
25Na 59.1 s 5/2+ %B-=100
26Na 1.072 s 3+ %B-=100
27Na 301 ms5/2+ %B-=100 , %B-N=0.13 4
28Na 30.5 ms1+ %B-=100 , %B-N=0.58 12
29Na 44.9 ms 3/2 %B-=100 , %B-N=21.5 30
30Na 48 ms2+ %B-=100 , %B-N=30 4 , %B-2N=1.17 16, %B-A=5.5E-5 20
31Na 17.0 ms 3/2+ %B-=100, %B-N=37 5, %B-2N=0.9 2
32Na 13.2 ms (3-,4-) %B-=100 , %B-N=24 7, %B-2N=8.3 21
33Na 8.2 ms %B-=100, %B-N=52 20, %B-2N=12 5
34Na 5.5 ms %B-=100, %B-N=?, %B-2N=?
35Na 1.5 ms %B-=100, %B-N=?
Isotope Explorer Nuclear Structure and Decay Data
8th Edition of the Table of Isotopes
Isotopes Project Home Page
Lawrence Berkeley National Laboratory
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