Tagged: Ions and Isotopes

Ions and Isotopes Worksheets Chemistry Unit 0

Ions and Isotopes Chemistry Unit

My middle school daughter has just finished a new chemistry unit on ions and isotopes. It is more than 125 pages. I’m excited to share this new unit with you! What are ions and isotopes? An atom has three subatomic particles: protons, neutrons, and electrons. Each element on the periodic table has a unique number of protons. The number of protons for an element is always the same. It can...