H Home Background Color: He Li Be Krypton Main Page Black White Gray B C N O F Ne Na Mg Krypton Pictures Page Al Si P S Cl Ar K Ca Krypton 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 Krypton (click to see decay chain): 69Kr  70Kr  71Kr  72Kr  73Kr  74Kr  75Kr  76Kr  77Kr  78Kr  79Kr  80Kr  81Kr  82Kr  83Kr  84Kr  85Kr  86Kr  87Kr  88Kr  89Kr  90Kr  91Kr  92Kr  93Kr  94Kr  95Kr  96Kr  97Kr  98Kr  99Kr  100Kr

91Kr     Half-life Fermion, 36p 55n 8.57 s Spin 5/2 Parity 1 Show Decay Modes Show Ultimate Decay Products Atomic Weight 90.923445215 Abundance None Mass Excess -71.310323MeV Binding Energy 8.545447MeV 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%.

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