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Rensselaer Polytechnic Institute: Chemical Equilibrium

For Students 9th - 10th
This site from the Rensselaer Polytechnic Institute provides an introduction to chemical equilibrium, covering equilibrium expressions, the pH scale, and presenting how to plot log concentration diagrams.
Handout
Simon Fraser University

Chem1 Virtual Textbook: All About Chemical Equilibrium

For Students 9th - 10th
Acting as an overview from the General Chemistry Virtual Textbook, this site explores a range of topics related to chemical equilibrium including chemical change, the Le Chatelier principle, the equilibrium quotient, and more.
Handout
Other

New Mexico State University: Chemical Equilibrium

For Students 9th - 10th
A one page tutorial which teaches the viewer how to predict and write equilibrium expressions and use them to calculate equilibrium concentrations. Discusses Le Chatelier's Principle.
Unit Plan
State University of New York

State University of New York: Disturbing a Chemical Equilibrium

For Students 9th - 10th
This system allows a system with a set of initial concentrations to come to equilibrium. Once that state is attained adjustments can be made by altering one or more species.
Interactive
Davidson College

Davidson College: Chemical Equilibria: Calculations With Reaction Stoichiometry

For Students 9th - 10th
Explains the use of a reaction table when analyzing chemical equilibrium and presents a virtual experiment where the equilibrium constant of a chemical reaction is determined for different scenarios. Requires Java.
eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Process of Chemical Reactions [Pdf]

For Students 9th - 10th
This chemistry chapter covers everything about chemical reactions. Read about the collision theory, rates of chemical reactions, reversible reactions, and chemical equilibrium. Many pictures and graphs will help to explain the concepts.
Interactive
Concord Consortium

The Concord Consortium: Molecular Workbench: Seeing Chemical Equilibrium

For Students 9th - 10th
Observe a visual representation of the equilibrium of products and reactants in chemical reactions. Record data while the reactions are taking place and print out a report afterwards.
Handout
Simon Fraser University

Chem1 Virtual Textbook: What Is Equilibrium?

For Students 9th - 10th
Acting as an overview from the General Chemistry Virtual Textbook, this site sets down a definition of equilibrium and defines several types including mechanical equilibrium, thermal equilibrium, and chemical equilibrium.
Handout
Shodor Education Foundation

Shodor: Equilibrium

For Students 9th - 10th
A presentation of the basics of chemical equilibrium, covering equilibrium expressions, Le Chatelier's principle, and sample calculations.
Interactive
Davidson College

Davidson College: Chemical Equilibria

For Students 9th - 10th
Explains what chemical equilibrium is and the role of the Law of Mass Action. A Java simulation shows the concentration-time curves of a chemical reaction.
Interactive
Davidson College

Davidson College: Chemical Equilibria: Le Chatelier's Principle

For Students 9th - 10th
Explains what Le Chatelier's Principle is and presents virtual experiments for exploring its role in chemical equilibrium. Requires Java.
eBook
Simon Fraser University

Chem1 Virtual Textbook: Thermodynamics of Chemical Equilibrium

For Students 9th - 10th
Use this college level resource as an introduction to chemical thermodynamics.
Handout
Khan Academy

Khan Academy: The Equilibrium Constant K

For Students 9th - 10th
Reversible reactions, equilibrium, and the equilibrium constant K. Learn how to calculate K, and how to use K to determine if a reaction strongly favors products or reactants at equilibrium.
Handout
Khan Academy

Khan Academy: Calculating Equilibrium Constant Kp Using Partial Pressures

For Students 9th - 10th
A thorough reference providing the definition of equilibrium constant Kp for gas phase reactions, and how to calculate Kp from Kc.
Website
Chem4kids

Chem4 Kids: More About Equilibrium

For Students 5th - 8th
Equilibrium in chemistry is two reactants combining together and then coming apart to their two parts. Review this resource featuring a way to approach chemical equilibrium.
eBook
Simon Fraser University

Chem1 Virtual Textbook: The Equilibrium Constant

For Students 9th - 10th
With an overview of topics related to chemical equilibrium, this site provides a foundation to a study of thermodynamics and equilibrium. Included in the discussion with the equilibrium constant are topics such as equilibrium and...
eBook
Simon Fraser University

Chem1 Virtual Textbook: Free Energy and Equilibrium

For Students 9th - 10th
With an overview of topics related to chemical equilibrium, this site provides a foundation to a study of thermodynamics and free energy. Topics covered include the equilibrium constant, equilibrium and temperature, coupled reactions,...
Unit Plan
CK-12 Foundation

Ck 12: Free Energy and Equilibrium

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students determine the temperature at which a reversible reaction will achieve equilibrium by using the Gibbs free energy equation, and then describe the...
Interactive
Chemistry Collective

Chem Collective: Equilibrium Simulation

For Teachers 9th - 10th
This applet is similar to the stoichiometry simulation but applies to chemical reactions that do not go to completion. The calculation of the equilibrium state of such reactions is typically covered months after students learn how to...
Unit Plan
Georgia Department of Education

Ga Virtual Learning: Chemistry: Kinetics and Equilibrium

For Students 9th - 10th
Through informational text, interactive practice problems, virtual simulations, and video clips, students learn about reaction rates and equilibrium.
Unit Plan
Sophia Learning

Sophia: Changes in Volume/pressure at Equilibrium

For Students 9th - 10th
A guided screencast which explains how to identify a shift in equilibrium based on changes in volume or pressure. [6:15]
Activity
Davidson College

Davidson College: Chemical Equilibria: Uncertainty in Equilibrium Calculations

For Students 9th - 10th
Discusses and explores the impact of random pressure errors on the equilibrium constant in a chemical reaction. Requires Java.
Handout
Simon Fraser University

Chem1 Virtual Textbook: Energetics of Chemical Change

For Students 9th - 10th
Energetics of chemical change is a section of a larger overview on Chemistry, which covers a variety of aspects. This section focuses on energetics and equilibrium, and chemical energetics. Examples, formulas, and pictures are provided.
Interactive
Davidson College

Davidson College: Chemical Equilibria: Equilibrium Constant

For Students 9th - 10th
Explains what the equilibrium constant is and presents a virtual experiment where its value must be determined in two chemical reactions. Requires Java.

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