Curated OER
Organic Chemistry-Understanding Organic Reactions
In this organic reactions worksheet, students are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.
Curated OER
Endothermic and Exothermic Lab
In this endothermic and exothermic reactions activity, students experiment with water and a salt of choice to determine if heat is absorbed or released in the reaction. Students take the temperature of their solution over a 2 minute time...
Curated OER
Additional Stoichiometry Review Problems
In this stoichiometry worksheet, students interpret a chemical equation, determine number of moles produced or mass of product, and solve for the limiting reactant for reactions. This worksheet has 25 problems to solve.
Curated OER
Galvanic Reactions
Students create a battery using pennies. In this galvanic reactions lesson plan, students use pennies, a washer, salt water, wires, tape and a paper towel to create a battery. They use a voltmeter to record the voltage in their battery...
Curated OER
Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
Curated OER
Alka Rockets! An Introduction to Kinetics
Students identify the factors that influence reaction rates. In this chemistry lesson plan, students design an experiment to test one factor they identified. They perform the experiment and share the results to the entire class.
Curated OER
Limestone
In this limestone learning exercise, learners name three sources of calcium carbonate, write the chemical formula, and determine the three elements found in calcium carbonate. This learning exercise has 7 short answer and 3 problems to...
Curated OER
Physical and Chemical Changes
Eighth graders distinguish between physical and chemical change. In this chemistry lesson, 8th graders observe a series of demonstrations showing physical and chemical changes. They identify the signs that a chemical reaction took place.
Curated OER
Chemistry 152 - Competencies
In this chemistry competencies worksheet, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This worksheet has 4 fill in the blank questions and 20...
Creative Chemistry
Alkanes: Thermal Cracking
For this alkanes activity, learners compare the average standard bond enthalpy for common bonds. Then, students complete three short answer questions.
Curated OER
Equilibrium
In this equilibrium worksheet, students predict the concentrations of solutions at equilibrium and apply Le Chatelier's principle to systems at equilibrium. This worksheet has 15 multiple choice questions.
Curated OER
CHM 2211: Problem Set 13 Synthesis of Carboxylic Acid Derivatives
In this chemistry instructional activity, students work on a problem set consisting of 16 equations in which they synthesize carboxylic acid derivatives.
Curated OER
Acid, Base, or Salt?
In this acids and bases worksheet, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an acid, base, or...
Curated OER
Limiting Reactant
In this chemistry worksheets, students calculate the amount of reactants and products are produced by the given equations. Students also calculate the number of moles as well as the mass of the given compounds.
Curated OER
Limiting Reagents
In this limiting reagents learning exercise, learners determine the limiting reagent, the number of moles produces, number of grams produced and excess reagent. This learning exercise has 3 problems to solve.
Curated OER
Stoichiometry
In this stoichiometry learning exercise, students balance equations and name the reactants and products. This learning exercise has 2 problems to solve.
Chymist
Plop, Plop, Fizz, Fizz
One of the most recognizable commercial melodies was written in 1977, and led to gastronomical relief around the world. Scholars use Alka Seltzer tablets to measure reactants and calculate the chemical equation for the reaction of NaHCO3...
Curated OER
Playing With Polymers
Students explore the world of polymers. In this chemistry activity, students make polymers and observe their properties. Follow-up questions and extension activities are included.
Creative Chemistry
Salts
In this salts worksheet, learners read how salts are created and how different acids make different salts. This worksheet has one graphic organizer and seven short answer questions.
Chymist
An Experiment in Alchemy: Copper to Silver to Gold
Use chemistry to change pennies into gold coins! The experimental procedure leads learners through the process of changing copper pennies to silver and then to gold. They record the mass of each coin through every step of the experiment.
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to...
Curated OER
Nuclear Chemistry Project
Radiation has numerous real-world applications, some of which are relatively safe while others can be extremely hazardous. In this nuclear chemistry project, young scientists choose a practical use of nuclear reactions to...
Chemistry Collective
Virtual Lab: Cobalt Chloride and Le Chatelier’s Principle
Colorful cobalt complexes make a great way to learn about Le Chatelier! Eager chemists explore equilibrium through a virtual lab. Individuals use solutions with two different concentrations and observe the color changes that indicate...
American Chemical Society
Heating Can Make a Change That Cannot Go Back Again
Heat is a gateway to change. While exploring the properties of baking powder, pupils learn that some heat-related changes are permanent. Using an animation, the lesson uses chocolate chip cookies as an example.