HHomeBackground Color:He
LiBeAmericium Main PageBlack White GrayBCNOFNe
NaMgAmericium Pictures PageAlSiPSClAr
KCaAmericium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Americium (click to see decay chain):
231Am  232Am  233Am  234Am  235Am  236Am  237Am  238Am  239Am  240Am  241Am  242Am  243Am  244Am  245Am  246Am  247Am  248Am  249Am 

240Am    Half-lifeFermion, 95p 145ntitle icon
2.118055555556 dSpin 3 Parity -1

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ProbabilityModeDecay EnergyDaughter
100%β+362.6keV240Pu
0.00019%α5.7076MeV236Np
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YieldNuclide
100.0041899316%208Pb
4.000142952971×10-9%206Pb
Unknown200Hg
Atomic Weight240.055300179
AbundanceNone
Mass Excess51.511785MeV
Binding Energy7.547006MeV
Magnetic MomentN/A
Quadrupole MomentN/A
 
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Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..