In a radioactive decay chain, the initial nucleus is 23290Th . At the end there are 6 α-particles and 4 β-particles which are emitted. If the end nucleus, If AZX , A and Z are given by : A and Z are given by : If AZX In a radioactive decay chain the initial nucleus is 23290Th . At the end there are 6 α-particles and 4 β-particles which are emitted. If the end nucleus November 28, 2020 Category: Chapter 18 - Atoms and Nuclei , JEE Mains Physics 2002-2019 Solved Video Solutions , Facebook Messenger WhatsApp Share this:TwitterFacebook Related