Curated OER
Kinetics and Equilibrium
Students develop an understanding of what a reaction is and factors that affect it. They are introduced to: reaction mechanisms, reaction rates, reaction order, factors affecting reaction rates, Le Chatelier's Principle and Equilibrium.
Curated OER
Off Base
Students study La Chatelier's principle and identify how carbon dioxide may affect pH. In this coral instructional activity students complete a worksheet on pH and observe a lab.
Curated OER
Basic Chemistry Principles
Students use the basic principles of Chemistry to determine pH levels. Elements of the Periodic Table are also included in this lesson.
Curated OER
Equilibria 1
In this equilibria worksheet, students answer 5 multi-step questions which pertain to equilibrium expressions and concentrations.
Curated OER
Acids, Bases and Indicators
Young scholars investigate the pH of various solutions with indicators. In this acids, bases and indicators lesson plan, students use a variety of indicators to test solutions for their pH. Young scholars determine which indicators are...
Curated OER
How Can We Calculate an Equilibrium Constant?
Students explain how equilibrium quantities are changed by temperature, pressure or different concentration of substances. They work together to complete equilibrium equations. They identify the relationship between absorption of light...
Simon Fraser University
Chem1 Virtual Textbook: Le Chatelier's Principle
Acting as an overview from the General Chemistry Virtual Textbook, this site provides an overview of information related to Le Chatelier's Principle. Various topics covered include the le Chatelier Principle and physiology, how changes...
CK-12 Foundation
Ck 12: Le Chatelier's Principle
[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...
Simon Fraser University
Chem1 Virtual Textbook: What Is the Le Chatelier Principle?
Acting as an overview from the General Chemistry Virtual Textbook, this site seeks to answer the question, what is the le Chatelier Principle and why is it important? The site provides the Le Chatelier's Principle in Le Chatelier's own...
Davidson College
Davidson College: Le Chatelier's Principle Applet
This site includes an applet on Le Chatelier's principle. The applet allows the user to specify the initial amounts of carbon, water vapor, hydrogen gas, and carbon monoxide as well as the system temperature and volume. The applet will...
Other
Chemguide: Le Chatelier's Principle
This page looks at Le Chatelier's Principle and explains how to apply it to reactions in a state of dynamic equilibrium. It covers changes to the position of equilibrium if you change concentration, pressure or temperature. It also...
Davidson College
Davidson College: Le Chatelier's Principle: Effect of a Change in Temperature
Explains how Le Chatelier's Principle is used to predict how a temperature change affects a system's chemical equilibrium and presents a virtual experiment where the effect is explored. Requires Java.
Davidson College
Davidson College: Chemical Equilibria: Le Chatelier's Principle
Explains what Le Chatelier's Principle is and presents virtual experiments for exploring its role in chemical equilibrium. Requires Java.
Davidson College
Davidson College: Le Chatelier's Principle: Effect of a Change in Volume
Explains how Le Chatelier's Principle is used to predict how a volume change affects a system's chemical equilibrium and presents a virtual experiment where the effect is explored. Requires Java.
Science Education Resource Center at Carleton College
Serc: Le Chatlier's Principle: Determining Color of Nitrogen Dioxide
Students observe the effects of temperature change on the color of nitrogen dioxide and dinitrogen tetroxide by manipulating glass tubes containing the gases at equilibrium. Then, they write a balanced equation for the reaction and...
CK-12 Foundation
Ck 12: Chemistry Simulation: Flat vs. Fizzy Soda
[Free Registration/Login Required] Explore Le Chatelier's Principle by changing the volume, pressure, and temperature in a bottle of soda. Try carbonating the soda to see how adding a reactant affects the chemical equilibrium.
Chem4kids
Chem4 Kids: Equilibrium Basics
This Chem4Kids.com site explains what equilibrium is in easy-to-understand language. Content includes a great example, as well as exploring different things which effect the position of equilibrium.
Chemistry Collective
Chem Collective: Cobalt Chloride and Le Chatlier's Principle
In this activity, students safely explore the equilibrium reaction of the cobalt chloride reaction.
Other
New Mexico State University: Chemical Equilibrium
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.
Shodor Education Foundation
Shodor: Equilibrium
A presentation of the basics of chemical equilibrium, covering equilibrium expressions, Le Chatelier's principle, and sample calculations.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Solubility of Gases in Liquids
Lab activity where young scholars determine the relationship of pressure and temperature on gas solubility.
Simon Fraser University
Chem1 Virtual Textbook: All About Chemical Equilibrium
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.
Georgia Department of Education
Ga Virtual Learning: Chemistry: Kinetics and Equilibrium
Through informational text, interactive practice problems, virtual simulations, and video clips, students learn about reaction rates and equilibrium.
Purdue University
Gas Laws
This chemistry tutorial explains the gas laws (e.g., Boyle's Law) with applications.