In this chemistry interactive quiz, students answer 15 multiple choice questions on chemical bonding, enthalpy and Lewis structures.

In this enthalpy worksheet, students calculate the combustion for propane and find the enthalpy of the reaction. They discuss entropy and free energy.

In this bond energies worksheet, students analyze bond enthalpy data in order to estimate the change in heat, in kilojoules, of three different chemical reactions.

As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...

A valuable resource provides a list of concepts that young chemists should grasp. The topics include energetics, kinetics, equilibria, redox reactions, and the halogen group. Employ this as a guide for your own curriculum planning, or a...

For this alkanes activity, students compare the average standard bond enthalpy for common bonds. Then, students complete three short answer questions.

In this chemistry learning exercise, 5th graders arrange molecules according to their polarity. They complete 5 sets of problems on hybridization and enthalpy of reactions.

If you've ever felt a little drained ... try converting some ATP to ADP! Science scholars perform one of life's most important reactions using a simulated lab workbench. The fun-to-use interactive allows pupils to control the reactants...

All chemical reactions require energy. To explore thermodynamics, classes read and discuss its laws, exothermic and endothermic reactions, enthalpy in many forms, calculate enthalpy problems, and use Hess' Law to calculate enthalpy of a...

In this enthalpy worksheet, students use the bond energy to calculate the change in heat for the reaction. This worksheet has 2 problems to solve.

In this enthalpy and entropy worksheet, students read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.

While this resource does not provide problems for chemistry learners to solve, it outlines skills that they should have and concepts that they should grasp. Topics include thermodynamics, periodicity, redox equilibria, transition metals,...

In this bonding worksheet, high schoolers take an interactive quiz with 15 multiple choice questions about the VSEPR Theory, bonding, the geometry of molecules, Lewis structures, resonance structures and enthalpy changes.

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...

Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...

This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...

The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your...

The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...

National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...

Scientists can't observe bonds breaking or forming, so how do they distinguish between exothermic and endothermic reactions? Young scholars complete two experiments to do just that. They monitor temperature change and calculate the...

In this thermodynamics instructional activity, students match terms to their definitions such as enthalpy, equilibrium, bond energy, and heat capacity. This instructional activity has 20 words to match.

In this thermodynamics worksheet, students review enthalpy, state functions, bond energy, and heat capacity. This worksheet has 2 multiple choice, 6 matching, and 12 problems to solve.

In this AP Chemistry worksheet, students apply concepts of electron configuration to accurately answer the questions provided. Students also draw Lewis structures of the given elements. Students estimate the enthalpy of formation as well...

In this thermodynamics worksheet, learners calculate the enthalpy change and free energy change for given reactions. students describe what happens to the entropy of a system and describe how its enthalpy changes. This worksheet has 20...