H Home Background Color: He Li Be Roentgenium Main Page Black White Gray B C N O F Ne Na Mg Roentgenium Pictures Page Al Si P S Cl Ar K Ca Roentgenium 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 Roentgenium (click to see decay chain): 272Rg  273Rg  274Rg  275Rg  276Rg  277Rg  278Rg  279Rg  280Rg  281Rg  282Rg  283Rg

277Rg     Half-life Boson, 111p 166n 1 s Spin ? Parity ? Show Decay Modes Show Ultimate Decay Products Atomic Weight 277.159519 Abundance None Mass Excess 148.591MeV Binding Energy 7.221MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Isotope Symbols. Also show decay chains leading to this isotope. Show only decays with probability >0.1%. 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..