HHomeBackground Color:He
LiBeHelium Main PageBlack White GrayBCNOFNe
NaMgHelium Pictures PageAlSiPSClAr
KCaHelium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Helium (click to see decay chain):
2He  3He  4He  5He  6He  7He  8He  9He  10He 

8He    Half-lifeBoson, 2p 6ntitle icon
119 msSpin 0 Parity 1

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ProbabilityModeDecay EnergyDaughter
83%β-10.6512MeV8Li
16%β-n8.61859MeV7Li
0.9%β-tN/A5He
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YieldNuclide
83.9%4He
16%7Li
Atomic Weight8.033921897
AbundanceNone
Mass Excess31.598044MeV
Binding Energy3.925975MeV
Magnetic Moment0 μ
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..