A radioactive nucleus undergoes a series of decay according to the scheme A to A1 to A3 to A4 If the mass number and atomic number of A are 180 and 72, respectively, what are these number for A4 ? A radioactive nucleus undergoes a series of decay according to the scheme A to A1 to A3 to A4 If the mass number and atomic number of A are 180 and 72 respectively what are these number for A4 ? October 17, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related