89Ac^231 gives 82Pb^207 after emission of some alpha and bita – particles . The number of such alpha and bita particles are respectively 89Ac^231 gives 82Pb^207 after emission of some alpha and bita - particles . The number of such alpha and bita particles are respectively February 14, 2021 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related