Compléter Take Away Ideas: Part 2Version en ligne Re-read the Take Away Ideas for Part 2 and complete this fill-in. par Shari Cayer 1 protons Number Atomic whole protons no electrons organize sequence An element's identity is determined by the number of in the nucleus . The other subatomic particles , neutrons & , have impact on determining the identity of the element . The number of in the nucleus of an atom / ion is known as the . This is a number on the periodic table and this is also the value used to the elements in a on the periodic table .