Nucleus - This part of the atom contains protons and neutrons., Mass number - # protons + # neutrons, Neutron - A subatomic particle with no charge (zero)., Atomic mass - The average mass of all the isotopes of an element., Neutrons - # of _________ = Mass # - Atomic #, Proton - A subatomic particle with a positive charge., Electrons - In a neutral atom, # of protons = # of _________, atomic number - This number equals the number of protons and determines an element’s identity., Electron - A subatomic particle with a negative charge., Protons - # of __________ = Atomic #,

Atomic Structure Crossword

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