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Identifying the Parts of an Atom Worksheet

Students will typically easily master the calculation of protons, neutrons, and electrons from the information provided by the periodic table. However, when shown any of the different types of isotope notation, they often stumble. This worksheet provides practice in identifying the numbers of each of the subatomic particles. As an additional wrinkle, ions are also included in the practice table.

Essential concepts: Atomic structure, protons, neutrons, electrons, isotope notation, isotopes, ions.

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