A radioactive nucleus (initial mass number A and atomic number Z) emits three alpha particles and two positrons. The ratio of the number of neutrons to that of protons in the final nucleus A radioactive nucleus (initial mass number A and atomic number Z) emits three alpha particles and two positrons. The ratio of the number of neutrons to that of protons in the final nucleus October 20, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related