Cuadro de texto:  
-  Atomic Mass: 209.9963983 ± 0.0000233 amu 
-  Excess Mass: -3354.936 ± 21.660 keV 
-  Binding Energy: 1630267.980 ± 21.662 keV 
-  Beta Decay Energy: B- -3771.000 ± 96.000 keV 
-  Spin: 6+ 
-  Half life: 3.18 min 
-  Mode of decay: Alpha to At-206 
                                º  Branch ratio: 60.00 % 
                                º  Decay energy: 6.700 MeV 
-  Mode of decay: Electron capture to Rn-210 
                                º  Branch ratio: 40.00 % 
                                º  Decay energy: 6.262 MeV 
-  Possible parent nuclides: 
   Alpha from Ac-214 
 

 

 

 

 

 

 

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