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 

7He    Half-lifeFermion, 2p 5ntitle icon
3.041333333333×10-12 nsSpin 3/2 Parity -1

Show Decay Modes
Show Ultimate Decay Products
Atomic Weight7.028020618
AbundanceNone
Mass Excess26.101038MeV
Binding Energy4.11907MeV
Magnetic MomentN/A
Quadrupole MomentN/A
 
Show Element Pictures.
Show only decay products of this isotope.
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..