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Atomic Structure(20)

QuestionAnswer
Atom the smallest part of an element which still has the properties of that element.
Protons and Neutrons are found together in the middle of the atom which makes up the nucleus.
Electrons tiny electrons spin around the nucleus.
Atomic number the number of protons in an atom of an element.
Mass number the number of protons and neutrons in an atom of an element.
Electronic Configuration number of electrons in each shell.
Isotopes atoms that have the same number of protons but different number of neutrons.
Reactivity chemical reactions involve the electrons in the outer shells of atoms. Every atom wants to have to have its outer shell completeley full of electrons.
Created by: matthewspook
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