Curated OER
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.
Curated OER
Energy in Chemical Reactions
In this chemical reaction worksheet, students determine if reactions are exothermic or endothermic. Students define enthalpy and calculate how much heat is released or absorbed during reactions. This worksheet has 1 matching, 1 fill in...
Curated OER
Substances And Chemical Reactions
Students watch and predict chemical reactions when different substances are mixed together. They differentiate between solid, liquid, and gas.
Curated OER
Chemical Reactions and Balancing Equations
Students perform various laboratory activities involving chemical reactions. They write balanced chemical equations for all reactions observed using computer software.
Curated OER
Reaction Rates
In this chemical reactions worksheet, students explain why certain reactions take place slowly or quickly. Students calculate the rate of consumption for given reactions. This worksheet has 14 problems to solve.
Curated OER
Practice Test Chapter 12: Energy Changes in Chemical Reactions
In this chemistry practice test worksheet, students review their knowledge of energy changes in chemical reactions as they answer 17 multiple choice and short answer questions.
Curated OER
Keep it Bottled Up: Linear Rates of Pressure Increase
Pupils explore linear functions in this lesson when they collect and analyze data as a chemical reaction proceeds. Learners record pressure versus time data and model the data as a linear function. They also examine the concept of slope...
Curated OER
How Can You Tell One Clear Gas From Another?
Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry lesson, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to identify the gases.
Curated OER
Free Radical Reactions
In this chemistry worksheet, students look at the diagrams for the chemistry reaction. Then they write down the correct chemical reaction.
Curated OER
Chemistry in a Bag Demonstration
Middle schoolers experiment in a lab and observe chemical reactions and pH changes. In this experimental lesson plan students participate in a lab then write their observations and fill out a worksheet.
Cornell University
Radical Reactions
The radical reactions of polymers seems abstract to many pupils, but this lesson turns them into a fun building game. Scholars use dice and building pieces to build polymers. Then, they determine the theoretical and experimental weight...
Beyond Benign
Catalysts and Oxygen
Here is an engaging and hands-on lesson plan that allows high school chemists to demonstrate the effects of a catalyst on various chemicals. They garner knowledge of how reactants and products differ from one another, while analyzing the...
Curated OER
Experiment on Measuring Reaction Rates
High schoolers investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate....
Curated OER
Chemical Composition of American Coins
High schoolers investigate the chemical composition of pennies dated 1983 or later. In this chemical composition of American coins lesson plan, students scratch the surface of the penny to expose the zinc core. They put the penny in...
Curated OER
Conserving Chemical Resources
Young scholars balance chemical equations and solve for gram to mole ratios.
Curated OER
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.
Curated OER
Acids and Bases
In this acids and bases worksheet, students review the characteristics of acids and bases, pK values, factors that change the rate of reactions, and catalysts. This worksheet has 17 multiple choice questions.
Curated OER
Chemical Formulas
Here is an interesting lesson which invites learners to focus on understanding and interpreting the symbols used in writing and communicating information about chemical elements, compounds, and equations. The hope is that this knowledge...
Curated OER
Hot Gas Or Cold Gas Lab
Students engage in a lab project to study chemical reactions. They use guided questions to help facilitate the lab experience and come to the correct outcomes. The lesson does not contain a true understandable objective. The lesson could...
Curated OER
An Experiment in Alchemy: Copper to Silver to Gold
How exciting would it be for your chemistry class to produce their own "gold"? This experiment allows pupils to witness the chemical reaction of copper pennies as they react with zinc and sodium hydroxide to produce "gold" tokens. It is...
National Nanotechnology Infrastructure Network
Lab 2: Nanocatalysts Clean Your Car Emissions
Surface area certainly surfaces as a variable for chemical reaction rates. Scholars perform an experiment to discover how the size of catalysts affect the rate of a chemical reaction. They record their results in tables and graphs to...
Curated OER
Tie Dye
Students practice writing research proposals to test the color fastness of a dye once it has been exposed to a t-shirt. Each proposal needs details of experimental design, length of treatment, and means of cleaning the shirt. All...
Curated OER
Heat Loss and Gain in Physical Changes and Chemical Reactions
Students compare and contrast exothermic and endothermic reactions. In this chemistry lesson, students perform experiments to determine whether heat was released or absorbed in a reaction. They share their observations in class.
Curated OER
Quite a Reaction
In this chemical reaction worksheet, students experiment with soda and Mentos candy to observe a chemical reaction. Students describe the reaction, identify the investigation as descriptive or qualitative and make a prediction if the...