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Basic Chemistry Principles
High schoolers use the basic principles of Chemistry to determine pH levels. Elements of the Periodic Table are also included in this lesson.
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Approaching Equilibrium
Contrary to a common popular belief, equilibrium does not mean a reaction has stopped. An interesting presentation covers reactant concentrations and product concentrations. It describes the equilibrium as when the forward rate equals...
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Chemistry of Fire
In this science worksheet, learners are involved in questions about the events that cause and sustain fires. The chemistry of fire is the primary focus.
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Unit 5- Oxidation Reduction
For this oxidation reduction worksheet, students read the notes provided about the different types of chemical reactions. Students identify the reactants and products and answer fill in the blank and short answer questions.
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Chemical Equilibrium Homework Problem Set
In this chemistry activity, 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.
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Mass-Mass Problems
In this chemical reactions worksheet, students calculate the grams of product from a given amount of reactants. This worksheet has 7 problems to solve.
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Free Energy Formula
For this chemical reaction worksheet, students use the free energy formula to determine if reactions are spontaneous or not. This worksheet has 5 problems to solve.
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Chemical Reactions
In this chemical reactions worksheet, students determine if solutions are acidic, basic, or neutral. Students give reactions' molecular equations and ionic equations. This worksheet has 14 problems to solve.
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Stoichiometry Practice Problems
In this stoichiometry worksheet, students calculate the mass of the compound produced from given chemical reactions. This worksheet has 6 problems to solve.
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Stoichiometry Practice Problems
In this stoichiometry activity, students calculate the mass of compounds or gases produced from given chemical reactions. This activity has 5 problems to solve.
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Chemical Reactions
In this chemical reactions worksheet, students give the IUPAC name for compounds, predict the products of reactions, and list the steps in the synthesis of certain compounds. This worksheet has 1 short answer and 11 fill in the blank...
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Metals and Non-Metals
A table of the physical properties of metals and non-metals opens this high-school chemistry handout. Also covered are the chemical properties of metals and non-metals, reactivity, and fossil fuels. There are no specific questions to...
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Bond Energies
Before completing this worksheet, chemists are supposed read a portion of their textbook. Assign the chapter on bond energies, endothermic, and exothermic reactions. Then have your class answer the questions and fill in the data tables...
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Percent Yield
In this percent yield learning exercise, students solve 4 problems. They find the percent yield given the chemical reaction, the mass of the reactants and the mass of the products. Given the percent yield students find the liters of a...
Pingry School
Comparing Activities of Selected Metals
Don't overreact! A simple experiment demonstrates chemical reactions as scholars mix chemical solutions and metals in a large well plate. They note all changes to the metals, solutions, precipitate, colors, and more. A full data table...
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Activity #4 What Do Equations Mean?
Students practice with writing and balancing simple chemcial equations. they comprehend that chemical equations are a method of using a set of univeral symbols to represent what happens experimentally in chemical reactions. Pupils...
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Metals and Hydrogen Cars: Chemistry 10-12
Young scholars investigate which metal is best to use as storage material in hydrogen cars. In this chemistry lesson, students differentiate endothermic and exothermic reactions. They write a reflection paragraph about what they learned...
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Chemical Change vs. Physical Change
In this physical and chemical change worksheet, students are given a description of these changes. They are given ten changes that the students identify as chemical or physical changes based on their reading.
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2008 U.S. National Chemistry Olympiad Part I
In this chemistry Olympiad worksheet, students solve sixty multiple choice questions on a variety of chemistry topics from finding molarity of solutions to calculating products of reactions. Students are given graphs, equations, reaction...
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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...
American Chemical Society
Comparing the Amount of Acid in Different Solutions
Upcoming chemists use chemical reactions to determine relative pH in two different acids. This is a terrific lesson for middle schoolers that can stand alone as a practice in precision and lab skills, or as part of the unit on chemical...
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Chemical Equilibrium
In this chemical reaction worksheet, learners define equilibrium, determine what affects the progress of a reaction, and compare and contrast entropy and enthalpy. This worksheet has 5 fill in the blank, 5 short answer, and 16 problems...
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Physical and Chemical Changes Crossword
In this chemistry worksheet, students complete a crossword puzzle with 15 clues about both physical and chemical changes. Each clue lists number of letters for correct word.
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Chemical Reactions Quiz Review Sheet
In this chemical reactions worksheet, students balance an equation, determine the type of reaction, and write the net ionic equation. This worksheet has 5 problems to solve.