HHomeBackground Color:He
LiBeProtactinium Main PageBlack White GrayBCNOFNe
NaMgProtactinium Pictures PageAlSiPSClAr
KCaProtactinium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

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 

212Pa    Half-lifeFermion, 91p 121ntitle icon
5.1 msSpin 7 Parity 1

Hide Decay Modes
ProbabilityModeDecay EnergyDaughter
100%α8.4294MeV208Ac
Hide Ultimate Decay Products
YieldNuclide
36.949478474%200Hg
0.00064062301131%192Pt
4.2136965×10-8%208Pb
2.562492045239×10-11%188Os
Unknown196Pt
Unknown180Hf
Unknown176Hf
Atomic Weight212.023204138
AbundanceNone
Mass Excess21.614516MeV
Binding Energy7.633543MeV
Magnetic MomentN/A
Quadrupole MomentN/A
 
Show Element Pictures.
Also show decay chains leading to this isotope.
Show only decays with probability >0.1%.
Show Decay Image Smaller.
Click any isotope in diagram to see its data.
Decay Chain Image

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..