Gold 198Au79 undergoes beta- decay to an excited state of 198Hg80. If the excited state decays by emission of a gama photon with energy 0.412 MeV, the maximum kinetic energy of the electron Gold 198Au79 undergoes beta- decay to an excited state of 198Hg80. If the excited state decays by emission of a gama photon with energy 0.412 MeV the maximum kinetic energy of the electron October 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related