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LiBeFermium Main PageBlack White GrayBCNOFNe
NaMgFermium Pictures PageAlSiPSClAr
KCaFermium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Fermium (click to see decay chain):
242Fm  243Fm  244Fm  245Fm  246Fm  247Fm  248Fm  249Fm  250Fm  251Fm  252Fm  253Fm  254Fm  255Fm  256Fm  257Fm  258Fm  259Fm  260Fm 

251Fm    Half-lifeFermion, 100p 151ntitle icon
5.277777777778 hSpin 9/2 Parity -1

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ProbabilityModeDecay EnergyDaughter
98.2%β+452.24keV251Es
1.8%α7.4251MeV247Cf
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YieldNuclide
100.2769472398%207Pb
8.900056232651×10-8%205Tl
8.000061258268×10-10%206Pb
9.900062550922×10-13%208Pb
Atomic Weight251.081575017
AbundanceNone
Mass Excess75.98664MeV
Binding Energy7.45689MeV
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..