National Institute of Open Schooling
Chemical Equilibrium
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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Chemical Equilibrium Worksheet
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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Chemical Equilibrium Worksheet #1
In this chemical equilibrium instructional activity, students list 4 ways to increase the concentration of the product. They answer 9 multiple choice questions about equilibrium reactions.
Pingry School
Chemical Equilibrium
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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Equilibrium Practice
In this chemical reactions worksheet, young scholars 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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Chemical Equilibrium Homework Problem Set
In this chemistry worksheet, 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 conditions.
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Chemical Equilibrium
In this chemical equilibrium learning exercise, students review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This learning exercise has 15 short answer questions and 12 problems to...
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Calculating Equilibrium Constants
For this chemical reactions worksheet, students write the equilibrium constant expression for reactions and determine the direction the reaction will proceed to achieve equilibrium. This worksheet has 5 problems to solve.
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Equilibrium Problems
In this equilibrium worksheet, students determine the equilibrium concentrations and the equilibrium constant for the given reactions. This worksheet has 5 problems to solve.
National Institute of Open Schooling
Spontaneity of Chemical Reactions
Do spontaneous reactions really occur? Activity 12 in a series of 36 focuses on spontaneity of chemical reactions. Learners read about, discuss, and answer questions pertaining to entropy, explain the third law of thermodynamics, explore...
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Chemical Equilibrium
In this chemical reactions worksheet, students determine the value of the equilibrium constant and determine if the equilibrium equation given will lead to a reaction. This worksheet has 27 problems to solve.
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Equilibrium
In this equilibrium worksheet, learners determine the effect of adding or subtracting items from a reaction. Students determine the equilibrium constant for given reactions. This worksheet has 13 problems to solve.
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2002 U.S. National Chemistry Olympiad National Exam - Part I
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...
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2001 U.S. National Chemistry Olympiad National Exam Part II
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...
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2002 U.S. National Chemistry Olympiad National Exam - Part III
Two laboratory problems are put forth for chemistry students. They are to plan and carry out an experiment that will answer each of the questions. The first asks them to investigate a relationship between the surface area of a potato and...
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Le Chatelier's Principle
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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Chemical Equilibria
In this equilibria worksheet, students are given detailed information about LeChatelier's principle and how to solve equilibrium problems. They then calculate concentrations of compounds in solutions.
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Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
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Chapter 17 Worksheet- Equilibrium
For this equilibrium worksheet, students answer eleven questions about chemical reactions, equilibrium concentrations and endothermic and exothermic reactions. They write equilibrium expressions for chemical reactions and they explain...
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WS 9.2 Equilibrium
In this equilibrium worksheet, students fill in twenty one blanks with terms related to reactions and equilibrium. They then solve four problems given chemical reactions and determine equilibrium, moles present at equilibrium and...
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The Ins and Outs of Equilibrium
In this equilibrium worksheet, learners read about phase equilibrium and dynamic equilibrium. They answer nine questions based on their reading and their background in chemistry.
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Colligative Properties and Chemical Equilibria
In this colligative properties and chemical equilibria instructional activity, students answer twenty questions including ranking solutions base on their colligative properties and determining what must happen to a reaction to reach...
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Chemistry Worksheet-Equilibrium
In this equilibrium activity, students solve twenty problems including determining the effects of various stresses on chemical reactions, calculating equilibrium constants, determining heat of reactions and writing expression for...
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Chemical Equilibrium
In this chemical equilibrium worksheet, students work with the LeChatelier's Principle to determine the effects of changes in concentration or partial pressure and the effect of changes in total pressure or volume. This worksheet has 9...
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