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NaMgRadium Pictures PageAlSiPSClAr
KCaRadium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Radium (click to see decay chain):
202Ra  203Ra  204Ra  205Ra  206Ra  207Ra  208Ra  209Ra  210Ra  211Ra  212Ra  213Ra  214Ra  215Ra  216Ra  217Ra  218Ra  219Ra  220Ra  221Ra  222Ra  223Ra  224Ra  225Ra  226Ra  227Ra  228Ra  229Ra  230Ra  231Ra  232Ra  233Ra  234Ra 

231Ra    Half-lifeFermion, 88p 143ntitle icon
1.716666666667 mSpin 5/2 Parity 1

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ProbabilityModeDecay EnergyDaughter
100%β-2.479MeV231Ac
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YieldNuclide
100.2763136649%207Pb
8.900000000004×10-8%205Tl
9.9×10-13%208Pb
Atomic Weight231.04122
AbundanceNone
Mass Excess38.396MeV
Binding Energy7.607MeV
Magnetic MomentN/A
Quadrupole MomentN/A
 
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Decay Chain Image

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