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

171Ir     Half-life Boson, 77p 94n 3.2 s Spin 1/2 Parity 1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% α 5.982MeV 167Re Unknown β+ 6.8407MeV 171Os Hide Ultimate Decay Products Yield Nuclide 100% 163Dy 0.2001% 159Tb 0.0001962% 155Gd 1.004692997615×10-6% 143Nd Unknown 171Yb Unknown 167Er Atomic Weight 170.971626042 Abundance None Mass Excess -26.430172MeV Binding Energy 7.873595MeV 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..