H Home Background Color: He Li Be Californium Main Page Black White Gray B C N O F Ne Na Mg Californium Pictures Page Al Si P S Cl Ar K Ca Californium 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 Californium (click to see decay chain): 237Cf  238Cf  239Cf  240Cf  241Cf  242Cf  243Cf  244Cf  245Cf  246Cf  247Cf  248Cf  249Cf  250Cf  251Cf  252Cf  253Cf  254Cf  255Cf  256Cf

255Cf     Half-life Fermion, 98p 157n 1.416666666667 h Spin 7/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% β- 720keV 255Es 0.001% SF N/A Variable 2×10-7% α 5.736MeV 251Cm Hide Ultimate Decay Products Yield Nuclide 100.2763138676% 207Pb 8.900000017848×10-8% 205Tl 8.00001072804×10-10% 206Pb 9.900000019849×10-13% 208Pb Atomic Weight 255.091046 Abundance None Mass Excess 84.809MeV Binding Energy 7.438MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. Show only decay products of this isotope. Show Decay Image Full Size.

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..