This Physical Science Classroom activity is designed to give students practice determining electron configurations for neutral, ground-state elements, and ions. The aim of the activity is to decipher a code hidden in a set of scrambled letters. The code can only be deciphered if questions about electron configuration are answered correctly.
Target level: 8th through 10th grade.
Time: 30 minutes.
The zip file contains PowerPoint and PDF versions of the activity.
This activity has been used in the classroom on multiple occasions.