This Activity will walk your students through the Periodic Trends they need to know for the AP Chemistry Exam: Ionization energyAtomic RadiusIonic radiusElectron AffinityElectronegativityIt comes with some introductory slides that define Coulomb’s Law, Coulombic Attraction, and Effective Nuclear Charge. After the students define these terms, they are free to go to the stations in any order. Just print out the cards, place them around your classroom, and have the students go! The words the stu