Aneutral atom has a mass number of 108 and in atomic number of 47 which atom is this? explain how you know. ^how many protons electrons and neutrons are in this atom. show your calculation or explain how you determine each number an adam with an atomic number of 35 makes an ion with a negative 1 charge. which atom is this? explain how you know. ^ how many electron's does this ion have? explain how you came to this answer