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, young scholars 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 instructional activity 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...
Curated OER
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.
Curated OER
Physical vs. Chemical Changes and "The Code"
In this chemical and physical change worksheet, learners read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....
Curated OER
Another Balancing Equations Sheet
For this reactions worksheet, students balance the reactants and products for the given chemical reactions. This worksheet has 15 problems to solve.
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
Version 001 – Exam 1 – David Laude (53015) 1
A 30-question multiple choice chemistry test challenges takers. Topics touched upon include thermochemistry, equilibrium, behavior of gases, and pH. Problem solving is required in order to answer most of the questions. Other questions...
Royal Society of Chemistry
Acids and Alkalis—Gifted and Talented Chemistry
Looking for a comprehensive plan for teaching acid-base chemistry? Science scholars discover acid-base interactions through a thoughtfully written unit. The resource is divided into paced activities and individual work designed to...
Curated OER
Chemistry in a Bag Demonstration
Students experiment in a lab and observe chemical reactions and pH changes. In this experimental activity students participate in a lab then write their observations and fill out a worksheet.
CK-12 Foundation
Hotpack - Coldpack
Chemistry can help athletes and others protect and treat injuries. Use the interactive activity to explore the chemical reactions in instant hot and coldpacks. Learners manipulate the type of salt in the pack and watch the reaction take...
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...
Curated OER
Rate and Concentration
Experimental data for a chemical reaction is available in a table. Chemistry cohorts use critical thinking skills to analyze the data and answer questions about reaction rates and reaction order. This worksheet is neatly formatted,...
Curated OER
Chemistry Module 5 - Specifications
While this resource does not provide problems for chemistry learners to solve, it outlines skills that they should have and concepts that they should grasp. Topics include thermodynamics, periodicity, redox equilibria, transition metals,...
Pingry School
The Alchemist's Dream – Copper into "Gold"
Many scientists attempted alchemy for hundreds of years before a full understanding of metals became clear. Scholars take a penny and, through two different chemical reactions, make it appear to turn into silver and later gold. They...
Curated OER
The "Laws" and Principles of Chemical Reactions
In this chemical reaction principles instructional activity, learners read about definite proportions and the law of conservation of mass. Students read about how to balance a chemical equation. Then learners complete 20 fill in the...
Curated OER
Experiment on Measuring Reaction Rates
Students 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. They...
Curated OER
Chemical Composition of American Coins
Students 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
More Thermochemistry Problems
This two-page assignment covers basic thermochemistry concepts. Chemistry learners identify exothermic and endothermic processes, explain a phase change graph, and draw an energy level diagram. There are no problems to solve, just...
Curated OER
Conserving Chemical Resources
Students 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.