92/238 U has 92 protons and 238 nucleons. It decays by emitting an alpha particle and becomes 92/238 U has 92 protons and 238 nucleons. It decays by emitting an alpha particle and becomes November 28, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions , Chapter 31 - [...]