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LiBeNeptunium Main PageBlack White GrayBCNOFNe
NaMgNeptunium Pictures PageAlSiPSClAr
KCaNeptunium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr

Isotopes of Neptunium (click to see decay chain):
225Np  226Np  227Np  228Np  229Np  230Np  231Np  232Np  233Np  234Np  235Np  236Np  237Np  238Np  239Np  240Np  241Np  242Np  243Np  244Np 

239Np    Half-lifeBoson, 93p 146ntitle icon
2.356481481481 dSpin 5/2 Parity 1

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Atomic Weight239.052939025
Mass Excess49.312385MeV
Binding Energy7.560561MeV
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..