Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Curated OER
Entropy and Free Energy
In this entropy activity, students define entropy and determine if reactions are exothermic or would occur spontaneously. This activity has 10 problems to solve.
Curated OER
Free Energy Formula
In this chemical reaction worksheet, students use the free energy formula to determine if reactions are spontaneous or not. This worksheet has 5 problems to solve.
Curated OER
Chemistry Worksheet 6
In this chemistry worksheet, high schoolers calculate specific changes that take place with different chemical reactions. Students indicate whether the reactions are endothermic or exothermic and spontaneous or nonspontaneous.
Wikimedia
Wikipedia: Electrochemistry
This site from Wikipedia enyclopedia provides this discussion over electrochemistry details what the oxidation state of an ion is; what oxidation and reduction is; what redox reactions are; and the difference between spontaneous and...