Atomic StructureHard
Question
Actinium 231, 231Ac89, emit in succession two β-particles, four alphas one β and one alpha plus serveral γ rays. what is the resultant isotope :
Options
A.221Au79
B.211Au79
C.221Pb82
D.211Pb82
Solution
Five alpha and three beta particules results
231AC89 →
231AC89 →
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