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Isotopes of Protactinium (click to see decay chain):
212Pa  213Pa  214Pa  215Pa  216Pa  217Pa  218Pa  219Pa  220Pa  221Pa  222Pa  223Pa  224Pa  225Pa  226Pa  227Pa  228Pa  229Pa  230Pa  231Pa  232Pa  233Pa  234Pa  235Pa  236Pa  237Pa  238Pa  239Pa  240Pa 

240Pa    Half-lifeFermion, 91p 149ntitle icon
1.666666666667 mSpin ? Parity ?

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Atomic Weight240.06098
Mass Excess56.803MeV
Binding Energy7.538MeV
Magnetic MomentN/A
Quadrupole MomentN/A
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Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..