Protactinium-239

• β⁻→Uranium-239100%

Decay chain

1. PaProtactinium-239Z 91 · N 1481.8 h
2. β⁻100%
   UUranium-239Z 92 · N 14723.45 m
3. β⁻100%
   NpNeptunium-239Z 93 · N 1462.36 d
4. β⁻100%
   PuPlutonium-239Z 94 · N 14524.11 ky
5. α~100%
   UUranium-235Z 92 · N 143704.0 My
6. α~100%
   ThThorium-231Z 90 · N 1411.06 d
7. β⁻100%
   PaProtactinium-231Z 91 · N 14032.65 ky
8. α~100%
   AcActinium-227Z 89 · N 13821.77 y
9. β⁻98.62%
   ThThorium-227Z 90 · N 13718.69 d
10. α100%
    RaRadium-223Z 88 · N 13511.44 d
11. α~100%
    RnRadon-219Z 86 · N 1333.96 s
12. α100%
    PoPolonium-215Z 84 · N 1311.78 ms
13. α~100%
    PbLead-211Z 82 · N 12936.16 m
14. β⁻100%
    BiBismuth-211Z 83 · N 1282.14 m
15. α~100%
    TlThallium-207Z 81 · N 1264.77 m
16. β⁻100%
    PbLead-207Z 82 · N 125Stable