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Isotopes of Selenium (click to see decay chain):
65Se  66Se  67Se  68Se  69Se  70Se  71Se  72Se  73Se  74Se  75Se  76Se  77Se  78Se  79Se  80Se  81Se  82Se  83Se  84Se  85Se  86Se  87Se  88Se  89Se  90Se  91Se  92Se  93Se  94Se 

81Se    Half-lifeFermion, 34p 47ntitle icon
18.45 mSpin 1/2 Parity -1

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Atomic Weight80.917992474
Mass Excess-76.389519MeV
Binding Energy8.686005MeV
Magnetic MomentN/A
Quadrupole MomentN/A
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Decay Chain Image

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