HHomeBackground Color:He
LiBeThorium Main PageBlack White GrayBCNOFNe
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 

226Th    Half-lifeBoson, 90p 136ntitle icon
30.56666666667 mSpin 0 Parity 1

Hide Decay Modes
ProbabilityModeDecay EnergyDaughter
100%α6.45086MeV222Ra
3.2×10-12%18ON/A208Pb
Show Ultimate Decay Products
Atomic Weight226.024903069
AbundanceNone
Mass Excess23.19706MeV
Binding Energy7.657121MeV
Magnetic Moment0 μ
Quadrupole MomentN/A
 
Show Element Pictures.
Also show decay chains leading to this isotope.
Show only decays with probability >0.1%.
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..