Roentgenium-281

• SF87%
• α→Meitnerium-27713%

Decay chain

1. RgRoentgenium-281Z 111 · N 17019.0 s
2. α13%
   MtMeitnerium-277Z 109 · N 1689.0 s
3. α
   BhBohrium-273Z 107 · N 1661.0 m
4. α
   DbDubnium-269Z 105 · N 1643.0 h
5. α
   LrLawrencium-265Z 103 · N 16210.0 h
6. α
   MdMendelevium-261Z 101 · N 16040.0 m
7. α
   EsEinsteinium-257Z 99 · N 1587.7 d
8. β⁻100%
   FmFermium-257Z 100 · N 157100.5 d
9. α99.79%
   CfCalifornium-253Z 98 · N 15517.81 d
10. β⁻99.69%
    EsEinsteinium-253Z 99 · N 15420.47 d
11. α~100%
    BkBerkelium-249Z 97 · N 152327.2 d
12. β⁻~100%
    CfCalifornium-249Z 98 · N 151351.0 y
13. α~100%
    CmCurium-245Z 96 · N 1498.25 ky
14. α~100%
    PuPlutonium-241Z 94 · N 14714.33 y
15. β⁻~100%
    AmAmericium-241Z 95 · N 146432.6 y
16. α~100%
    NpNeptunium-237Z 93 · N 1442.14 My
17. α~100%
    PaProtactinium-233Z 91 · N 14226.98 d
18. β⁻100%
    UUranium-233Z 92 · N 141159.19 ky
19. α~100%
    ThThorium-229Z 90 · N 1397.92 ky
20. α100%
    RaRadium-225Z 88 · N 13714.82 d
21. β⁻100%
    AcActinium-225Z 89 · N 1369.92 d
22. α~100%
    FrFrancium-221Z 87 · N 1344.8 m
23. α~100%
    AtAstatine-217Z 85 · N 13232.6 ms
24. α99.992%
    BiBismuth-213Z 83 · N 13045.6 m
25. β⁻97.91%
    PoPolonium-213Z 84 · N 1293.71 µs
26. α100%
    PbLead-209Z 82 · N 1273.24 h
27. β⁻100%
    BiBismuth-209Z 83 · N 12620.1 Ey
28. α100%
    TlThallium-205Z 81 · N 124Stable