H Home Background Color: He Li Be Iridium Main Page Black White Gray B C N O F Ne Na Mg Iridium Pictures Page Al Si P S Cl Ar K Ca Iridium 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 Iridium (click to see decay chain): 164Ir  165Ir  166Ir  167Ir  168Ir  169Ir  170Ir  171Ir  172Ir  173Ir  174Ir  175Ir  176Ir  177Ir  178Ir  179Ir  180Ir  181Ir  182Ir  183Ir  184Ir  185Ir  186Ir  187Ir  188Ir  189Ir  190Ir  191Ir  192Ir  193Ir  194Ir  195Ir  196Ir  197Ir  198Ir  199Ir

166Ir     Half-life Fermion, 77p 89n 10.5 ms Spin 2 Parity -1 Show Decay Modes Hide Ultimate Decay Products Yield Nuclide 0.2047619895439% 145Nd 0.00001856279052994% 140Ce 5.733335707231×10-10% 141Pr Unknown 152Sm Unknown 150Sm Unknown 142Nd Unknown 165Ho Unknown 158Gd Unknown 157Gd Unknown 154Gd Unknown 153Eu Unknown 162Dy Unknown 161Dy Atomic Weight 165.985824 Abundance None Mass Excess -13.205MeV Binding Energy 7.788MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Isotope Symbols. Show only decay products of this isotope. 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..