H Home Background Color: He Li Be 115 Main Page Black White Gray B C N O F Ne Na Mg 115 Pictures Page Al Si P S Cl Ar K Ca 115 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 Uub Uut Uuq Uup Uuh Uus Uuo

Isotopes of Ununpentium (click to see decay chain): 287Uup  288Uup  289Uup  290Uup  291Uup

287Uup     Half-life Boson, 115p 172n 0.5s Spin ? Parity ? Hide Decay Modes Probability Mode Decay Energy Daughter Unknown α N/A 283Uut Unknown SF N/A Variable Hide Ultimate Decay Products Yield Nuclide Unknown 205Tl Unknown 208Pb Unknown 207Pb Unknown 206Pb Atomic Weight 287.191186 Abundance None Mass Excess 178.088MeV Binding Energy 7.137MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Element Pictures. Also show decay chains leading to this isotope. Show only decays with probability >0.1%. Show Decay Image Full Size.

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