H Home Background Color: He Li Be Hassium Main Page Black White Gray B C N O F Ne Na Mg Hassium Pictures Page Al Si P S Cl Ar K Ca Hassium 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 Hassium (click to see decay chain): 263Hs  264Hs  265Hs  266Hs  267Hs  268Hs  269Hs  270Hs  271Hs  272Hs  273Hs  274Hs  275Hs  276Hs  277Hs

265Hs     Half-life Fermion, 108p 157n 2 ms Spin 9/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% α 10.5862MeV 261Sg 1% SF N/A Variable Show Ultimate Decay Products Atomic Weight 265.130085 Abundance None Mass Excess 121.173MeV Binding Energy 7.295MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. Also show decay chains leading to this isotope. Show all decays, even very low-probability. 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..