HHomeBackground Color:He
LiBeMendelevium Main PageBlack White GrayBCNOFNe
NaMgMendelevium Pictures PageAlSiPSClAr
KCaMendelevium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Mendelevium (click to see decay chain):
245Md  246Md  247Md  248Md  249Md  250Md  251Md  252Md  253Md  254Md  255Md  256Md  257Md  258Md  259Md  260Md  261Md  262Md 

258Md    Half-lifeFermion, 101p 157ntitle icon
51.50462962963 dSpin 8 Parity -1

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ProbabilityModeDecay EnergyDaughter
100%α7.27128MeV254Es
0.0015%β-209keV258No
0.0015%β+241keV258Fm
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YieldNuclide
100.0443570418%206Pb
1.890381746639×10-6%205Tl
2.600109153282×10-9%208Pb
1.691363490351×10-28%160Dy
1.109687590157×10-32%140Ce
Unknown172Yb
Unknown152Sm
Unknown180Hf
Unknown176Hf
Unknown156Gd
Unknown168Er
Unknown164Dy
Atomic Weight258.098431319
AbundanceNone
Mass Excess91.688184MeV
Binding Energy7.409669MeV
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..