# Problem: The radioactive isotope 247Bk decays by a series of α-particle and β-particle productions, taking 247Bk through many transformations to end up as  207Pb. In the complete decay series, how many α particles and β particles are produced?

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###### Problem Details

The radioactive isotope 247Bk decays by a series of α-particle and β-particle productions, taking 247Bk through many transformations to end up as  207Pb. In the complete decay series, how many α particles and β particles are produced?