H Home Background Color: He Li Be Arsenic Main Page Black White Gray B C N O F Ne Na Mg Arsenic Pictures Page Al Si P S Cl Ar K Ca Arsenic 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 Arsenic (click to see decay chain): 60As  61As  62As  63As  64As  65As  66As  67As  68As  69As  70As  71As  72As  73As  74As  75As  76As  77As  78As  79As  80As  81As  82As  83As  84As  85As  86As  87As  88As  89As  90As  91As  92As

78As     Half-life Fermion, 33p 45n 1.511111111111 h Spin 2 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 100% β- 4.20867MeV 78Se Show Ultimate Decay Products Atomic Weight 77.921827281 Abundance None Mass Excess -72.817419MeV Binding Energy 8.673881MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Isotope Symbols. Show only decay products of this isotope.

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