H Home Background Color: He Li Be Antimony Main Page Black White Gray B C N O F Ne Na Mg Antimony Pictures Page Al Si P S Cl Ar K Ca Antimony 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 Antimony (click to see decay chain): 103Sb  104Sb  105Sb  106Sb  107Sb  108Sb  109Sb  110Sb  111Sb  112Sb  113Sb  114Sb  115Sb  116Sb  117Sb  118Sb  119Sb  120Sb  121Sb  122Sb  123Sb  124Sb  125Sb  126Sb  127Sb  128Sb  129Sb  130Sb  131Sb  132Sb  133Sb  134Sb  135Sb  136Sb  137Sb  138Sb  139Sb

131Sb     Half-life Boson, 51p 80n 23.03333333333 m Spin 7/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% β- 3.2215MeV 131Te Hide Ultimate Decay Products Yield Nuclide 100% 131Xe Atomic Weight 130.911982275 Abundance None Mass Excess -81.987983MeV Binding Energy 8.392602MeV 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.

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