H Home Background Color: He Li Be Astatine Main Page Black White Gray B C N O F Ne Na Mg Astatine Pictures Page Al Si P S Cl Ar K Ca Astatine 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 Astatine (click to see decay chain): 193At  194At  195At  196At  197At  198At  199At  200At  201At  202At  203At  204At  205At  206At  207At  208At  209At  210At  211At  212At  213At  214At  215At  216At  217At  218At  219At  220At  221At  222At  223At

211At     Half-life Boson, 85p 126n 7.213888888889 h Spin 9/2 Parity -1 Hide Decay Modes Probability Mode Decay Energy Daughter 58.2% ϵ 785.36keV 211Po 41.8% α 5.98237MeV 207Bi Show Ultimate Decay Products Atomic Weight 210.987496271 Abundance None Mass Excess -11.647148MeV Binding Energy 7.811354MeV Magnetic Moment N/A Quadrupole Moment N/A   Show Isotope Symbols. Show only decay products of this isotope. Show Decay Image Full Size.

Decay chain image generated by Mathematica's GraphPlot and IsotopeData functions from Wolfram Research, Inc..