Atomic Structure 5.0 / 5 based on 1 ratingTeacher recommended ? ChemistryAtomsGCSEEdexcel Created by: Marwa.RevisionxCreated on: 01-01-17 21:28 What is present at the centre of an atom? The nucleus 1 of 3 What name is given to different versions of atoms that have the same number of protons but different numbers of neutrons? Isotopes 2 of 3 What is the maximum number of electrons that can fit into the second shell? 8 3 of 3
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