Non-Metal elements 0.0 / 5 ? ChemistryAnalysing substancesGCSEAll boards Created by: emmaaldertonCreated on: 20-08-13 00:27 Atomic Number -The number of protons in an atom, equal to the number of electrons -The smaller number -Determines the nature of the element 1 of 5 Electrons occupy most of the total volume of the atom-negative charge 2 of 5 Mass Number -The number of Protons + Neutrons in the atom -The larger number 3 of 5 Atom Charge -The number of protons equal to the number of electrons -This means the number of positive charges equals the number of negative charges 4 of 5 Isotopes Atoms of the same element Same number of protons in the nucleus Different number of neutrons 5 of 5
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