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atom structure


1 protons Postive particle found in the nucleus of an atom .
2 Neutron The particle having no charge and found in the necleus.
3 .Atomic # The number of protons.
Shell The space outside the nucleus where electron orrbits
Electrons The negative particle of an atom that orbits in the nucleus
4 Atom The smallest particle of matter that displays the properties of an element .
5 Element A substance composed. Of only one kind of atom, it can not be broken down into simpler substance s by ordinary means.
Created by: aj123