H Home Background Color: He Li Be Mendelevium Main Page Black White Gray B C N O F Ne Na Mg Mendelevium Pictures Page Al Si P S Cl Ar K Ca Mendelevium Technical Data Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

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

254Md     Half-life Fermion, 101p 153n 10 m Spin 0 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% β+ 1.588MeV 254Fm Unknown α 7.862MeV 250Es Hide Ultimate Decay Products Yield Nuclide 100.0441587592% 206Pb 1.890378000004×10-6% 205Tl 2.600104000006×10-9% 208Pb 1.69136013816×10-28% 160Dy 1.109685390816×10-32% 140Ce Unknown 172Yb Unknown 152Sm Unknown 180Hf Unknown 176Hf Unknown 156Gd Unknown 168Er Unknown 164Dy Atomic Weight 254.089656 Abundance None Mass Excess 83.514MeV Binding Energy 7.431MeV Magnetic Moment 0 μ Quadrupole Moment N/A   Show Element Pictures. Show only decay products of this isotope. Show Decay Image Smaller.

Click any isotope in diagram to see its data. Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..