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Unit Plan
Royal Society of Chemistry

Equilibria—Gifted and Talented Chemistry

For Teachers 6th - 12th Standards
Teaching is a balancing act! Keep things on an even keel with a comprehensive equilibrium lesson plan. The resource covers reversible and irreversible reactions, Le Chatelier's Principle, and the industrial applications of equilibrium...
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Lab Resource
Pingry School

Chemical Equilibrium

For Students 9th - 12th Standards
We know about the light spectrum, the age spectrum, and sound spectrum, but do chemical reactions also occur on a spectrum? Young scientists experiment with partial reactions on a spectrum and observe the color changes. Then, they...
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Interactive
Chemistry Collective

Virtual Lab: Cobalt Chloride and Le Chatelier’s Principle

For Students 9th - Higher Ed Standards
Colorful cobalt complexes make a great way to learn about Le Chatelier! Eager chemists explore equilibrium through a virtual lab. Individuals use solutions with two different concentrations and observe the color changes that indicate...
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Lesson Plan
Santa Monica College

Chemical Equilibrium and Le Chatelier’s Principle

For Teachers 9th - Higher Ed Standards
Henri-Louis Le Chatelier wrote many papers throughout his 85-year life, but he is remembered for one of his earliest discoveries, now known as Le Chatelier's Principle. The final lesson plan in an 11-part series encourages young chemists...
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Handout
National Institute of Open Schooling

Chemical Equilibrium

For Students 9th - 12th Standards
Le Chatelier's interest in thermodynamics and building materials such as cement and plaster led to the Le Chatelier Principle in 1884. Activity 13 in a series of 36 extensively explores chemical equilibrium. Learners read about...
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PPT
Science Geek

Equilibrium and Le Chatelier's Principle

For Students 10th - Higher Ed
Time to shake up the status quo with a presentation that describes Le Chatlier's Principle and has pupils examine situations in which equilibrium is upset. Four examples show different stresses to the reaction and the resulting shift. 
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Worksheet
Net Texts

Hess's Law Worksheet

For Students 10th - Higher Ed
Challenge young scholars' understanding of thermochemistry with this skills-practice learning exercise on Hess's Law. Given a series of five multi-step chemical reactions, students must determine the overall change in entropy for each.
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Lesson Plan
Curated OER

Equilibrium Practice

For Teachers 10th - Higher Ed
In this chemical reactions worksheet, students determine solubility product expressions, equilibrium constants, and equilibrium concentrations. This worksheet has 15 multiple choice questions and 3 problems to solve.
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Worksheet
Curated OER

Chemical Equilibrium Worksheet

For Students 11th - 12th
In this chemical equilibrium worksheet, students match the 8 terms on the left with the correct description on the right. They write short answers and fill in the chart for 27 questions.
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Worksheet
Curated OER

Chemical Equilibrium Worksheet #1

For Students 11th - 12th
In this chemical equilibrium worksheet, students list 4 ways to increase the concentration of the product. They answer 9 multiple choice questions about equilibrium reactions.
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Lesson Plan
Curated OER

Chemistry Lab: Chemical Equilibrium

For Teachers 9th - 12th
Students investigate the effects of adding or removing a reactant or a product on chemical equilibrium. In this equilibrium lesson plan, students add or remove ions to solutions to determine the effects on equilibrium. They make...
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Worksheet
Curated OER

Equilibrium

For Students 10th - Higher Ed
In this equilibrium learning exercise, students determine the effect of adding or subtracting items from a reaction. Students determine the equilibrium constant for given reactions. This learning exercise has 13 problems to solve.
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Worksheet
Curated OER

Le Chatelier's Principle

For Students 10th - Higher Ed
For this chemical equilibrium worksheet, learners read about how additions to a system can shift the equilibrium. Students then apply the Le Chatelier's Principle to solve 5 problems.
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Worksheet
Curated OER

Chemical Equilibrium Homework Problem Set

For Students 10th - 11th
In this chemistry learning exercise, learners write an equilibrium expression for each of the chemical reactions listed. Then they use the equilibrium constant to calculate the equilibrium pressure of each species under the given...
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eBook
CK-12 Foundation

Ck 12: Flex Book Textbooks: Chemistry Second Edition

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] A complete, web-based, multi-media textbook covering a wide variety of Chemistry concepts.
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Activity
Chemistry Collective

Chem Collective: Current Collection of Virtual Lab Problems

For Teachers 9th - 10th
A collection of over 30 virtual chemistry problems with accompanying interactive activities. Each problem includes a word file for potential differentiation in your classroom.
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Activity
Chemistry Collective

Chem Collective: Acclimatization on Mt. Everest

For Students 9th - 10th
To get to the top of the mountain before winter arrives, students must derive an equation that relates the necessary amount of hemoglobin to the partial pressure of oxygen at the current and next camp.
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Activity
Chemistry Collective

Chem Collective: Textbook Style Limiting Reagents Problem Ii

For Students 9th - 10th
In this activity, students practice with experiments involving limiting reagents and the test their knowledge to determine the concentration of an unknown solution.
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Activity
Chemistry Collective

Chem Collective: Cobalt Chloride and Le Chatlier's Principle

For Students 9th - 10th
In this activity, students safely explore the equilibrium reaction of the cobalt chloride reaction.
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Unit Plan
CK-12 Foundation

Ck 12: Le Chatelier's Principle

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students explain the factors that stress a system at equilibrium and use Le Chatelier's principle to predict how the system will respond to each stress. They will...
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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.
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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.
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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.
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Handout
Simon Fraser University

Chem1 Virtual Textbook: The Physical Meaning of Entropy

For Students 9th - 10th
With an overview of topics related to chemical equilibrium, this site provides a foundation to a study of thermodynamics and its relation to entropy. Other topics covered include entropy and disorder, absolute entropies, and more.