87-Fr-216

• Atomic Mass: 216.0031879 ± 0.0000138 amu
• Excess Mass: 2969.484 ± 12.886 keV
• Binding Energy: 1672371.496 ± 12.889 keV
• Beta Decay Energy: B- -307.886 ± 15.258 keV

• Spin: (1-)
• Half life: 0.70 US ( 2.8571 % )
• Mode of decay: Alpha to At-212
  • Decay energy: 9.175 MeV
• Mode of decay: Electron capture to Rn-216
  • Branch ratio: < 2E-07
  • Decay energy: 2.730 MeV

• Possible parent nuclides:

  Electron capture from Ra-216

  Alpha from Ac-220

Element Fr