Bromine exists naturally as a mixture of bromine-79 and

Last updated: 7/27/2022

Bromine exists naturally as a mixture of bromine-79 and bromine-81 isotopes. An atom of bromine-79 contains: 34 protons and 35 electrons, only. 79 protons, 79 electrons, and 35 neutrons. 35 protons, 79 neutrons, and 35 electrons. 44 protons, 44 electrons, and 35 neutrons. 35 protons, 44 neutrons, 35 electrons.