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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 in an 11-part series encourages young chemists to...
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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 Standards
Challenge young scholars' understanding of thermochemistry with this skills-practice worksheet 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
For 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
Young scholars 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
In this chemical equilibrium worksheet, students 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
For this chemistry worksheet, students 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 conditions.