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NaMgThorium Pictures PageAlSiPSClAr
KCaThorium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Thorium (click to see decay chain):
209Th  210Th  211Th  212Th  213Th  214Th  215Th  216Th  217Th  218Th  219Th  220Th  221Th  222Th  223Th  224Th  225Th  226Th  227Th  228Th  229Th  230Th  231Th  232Th  233Th  234Th  235Th  236Th  237Th  238Th 

229Th    Half-lifeFermion, 90p 139ntitle icon
7880 ySpin 5/2 Parity 1

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ProbabilityModeDecay EnergyDaughter
100%α5.16757MeV225Ra
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YieldNuclide
100.0128%205Tl
6.8966176×10-10%207Pb
Atomic Weight229.03176243
AbundanceNone
Mass Excess29.586514MeV
Binding Energy7.634646MeV
Magnetic Moment0.46 μ
Quadrupole Moment4.3
 
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Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..