Cuadro de texto:   -  Atomic Mass: 209.9896799 ± 0.0000109 amu -  Excess Mass: -9613.145 ± 10.172 keV -  Binding Energy: 1637308.542 ± 10.176 keV -  Beta Decay Energy: B- -6258.208 ± 23.723 keV -  Spin: 0+ -  Half life: 2.4 h -  Mode of decay: Alpha to Po-206 º  Branch ratio: 96.00 % º  Decay energy: 6.159 MeV -  Mode of decay: Electron capture to At-210 º  Branch ratio: 4.00 % º  Decay energy: 2.374 MeV -  Possible parent nuclides:                                                                Electron capture from Fr-210                                                                Alpha from Ra-214    

   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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