Royal Society of Chemistry
Born-Haber Cycle: NaCl
Max Born and Fritz Haber developed the Born-Haber cycle in 1916, which is used for measuring enthalpy that otherwise couldn't be measured. Young scientists solve four matching puzzles using their knowledge of the stages, standard...
Chemistry Collective
Virtual Lab: Textbook Style Limiting Reagents Problem II
Textbook problems with a twist! Young chemists analyze an ionic reaction to identify the limiting reagent. They then make calculations to determine the concentration of unknown solutions. Finally, they put their work to the test and...
Curated OER
The Chemicals of Living Cells
Designed to be a study guide or self assessment for high school biologists, the worksheet has good questions about cell chemistry, but would need to be reformatted if you want your kids to write their answers on the paper. There are also...
Curated OER
Ice Cream in a Bag
Here is a good version of this classic chemistry activity. Learners are given a simple recipe for how to make home-made ice cream by putting all of the ingredients into a ziploc bag. Before doing the activity, I would recommend having a...
Curated OER
Stoichiometry
For this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
Curated OER
Animal Survival - Water and Waste
Here is a very simple set of slides to complement your lecture about the importance of water for animals. It includes a table of where we gain liquid from, the chemical reaction for aerobic respiration, how we lose water, and how ADH and...
Curated OER
Le Chatelier's Principle
In this chemical reaction worksheet, learners apply Le Chatelier's Principle to explain how the given changes in reaction conditions will affect the position of equilibrium. This worksheet has 6 problems to solve.
Curated OER
Energy Worksheet
In this energy worksheet, students calculate the enthalpy of chemical reactions to answer 9 problems. They determine whether the reaction is exothermic or endothermic.
Curated OER
Ziplock Chemistry
Pupils participate in an experiment in which the substances are sealed in a plastic bag. Watching the experiment, they determine why the chemical reaction is taking place and calculate the temperature change. To end the lesson, they...
Curated OER
Titration
In this titration worksheet, students calculate the pH of a solution at different points during a chemical reaction. Students write a balanced net ionic equation for the major equilibrium reaction. This worksheet has 3 problems to solve.
Curated OER
Photochemical Reactions Demonstration: Light Energy to Chemical Energy
Students study how light energy is converted to chemical energy. They examine the role of energy conversion in ozone formation.
CPO Science
Physics Skill and Practice Worksheets
Stop wasting energy searching for physics resources, this comprehensive collection of worksheets has you covered. Starting with introductions to the scientific method, dimensional analysis, and graphing data, these skills practice...
Beyond Benign
Essential Oil Extraction Using Liquid CO2
When life hands you lemons ... experiment on them! Green chemistry gurus compare extraction methods for essential oils through a lab activity. Lab groups use traditional distillation and liquid carbon dioxide extraction...
Cornell University
Fibers, Dyes, and the Environment
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
Royal Society of Chemistry
Acids and Bases—Microscale Chemistry
Here's proof that small-scale labs lead to big-time learning. Introduce acid-base interactions to middle school scientists through a microscale chemistry lab. Pupils combine a variety of solutions and use indicators to obtain approximate...
Curated OER
Observation and Stimulation of bioluminescence and chemiluminescence
Young scholars are introduced to chemical reactions, reaction rates, chemiluminescence, fluorescence and bioluminescence. They use glow sticks are used to demonstrate the effect of temperature on the rates of chemical reactions. Pupils...
Curated OER
The Speed of Chemistry
In this rates of chemical reactions worksheet, high schoolers read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions...
Curated OER
Chemiluminescence
Students explore chemiluminescence through various experiments. In this chemistry lesson plan, students explain the chemical reaction that drives the process. They give real life applications of chemiluminescence.
Curated OER
Transition State Theory
In this transition state theory worksheet, learners read about chemical reactions and the theory for how chemical reactions proceed. They answer questions about the activated complex, the activation energy and the collision theory all...
Curated OER
Crazy Chemistry Lesson Plan
Students study water molecules, cohesion and surface tension. In this molecule cohesion lesson plan students create chemical reactions that cause a balloon to inflate and another one that results in soap suds.
Curated OER
Mini Rockets
Students explore gases. In this chemical energy lesson plan, students will observer chemical reactions and infer a conclusion about reaction producing gasses.
Curated OER
Organisms that Glow
In this bioluminescence worksheet, students read about various organisms that glow on land and in the sea. They answer three critical thinking questions after reading about these chemical reactions.
Curated OER
The Solar System
Third graders investigate Newton's law of Motion. In this chemical reaction lesson plan, 3rd graders participate in an experiment with rockets to study Newton's law. Students observe the effects of a chemical reaction made by...
Curated OER
Rate Determining Step and Catalyst Activity
Learners work in groups to stuff as many envelopes as they can in 3-5 minutes. They use an assembly line method. Envelope stuffing is compared to a chemical reactions. The idea of catalyst is considered, and students determine a way to...