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NaMgDubnium Pictures PageAlSiPSClAr
KCaDubnium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnNhFlMcLvTsOg

Isotopes of Dubnium (click to see decay chain):
255Db  256Db  257Db  258Db  259Db  260Db  261Db  262Db  263Db  264Db  265Db  266Db  267Db  268Db  269Db  270Db 

257Db    Half-lifeBoson, 105p 152ntitle icon
1.5 sSpin 9/2 Parity 1

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ProbabilityModeDecay EnergyDaughter
94%α9.23MeV253Lr
6%SFN/AVariable
1%β+3.386MeV257Rf
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YieldNuclide
32.4228787151%205Tl
2.249002338366×10-10%207Pb
Atomic Weight257.107722
AbundanceNone
Mass Excess100.342MeV
Binding Energy7.361MeV
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..