Atomic Structure

These notes cover the basics of atomic structure, isotopes, ions, and average atomic mass in a clear and organized way. They explain key definitions, important concepts, and examples that make it easier to understand how atoms are built, how isotopes differ, how ions form, and how to calculate average atomic mass. Perfect for high school and introductory college chemistry students looking for concise, exam-ready material. These notes cover the basics of atomic structure, isotopes, ions, and average atomic mass in a clear and organized way. They explain key definitions, important concepts, and examples that make it easier to understand how atoms are built, how isotopes differ, how ions form, and how to calculate average atomic mass.