Upcoming chemists use chemical reactions to determine relative pH in two different acids. This is a terrific instructional activity for middle schoolers that can stand alone as a practice in precision and lab skills, or as part of the...

In this chemical reaction worksheet, pupils 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 to...

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.

For 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.

In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...

Students explore the world of polymers. In this chemistry lesson, students make polymers and observe their properties. Follow-up questions and extension activities are included.

In this chemical reaction worksheet, students determine the rate of consumption or rate of production for given reactions. This worksheet has 14 problems to solve.

Students research and evaluate chemical reaction demonstrations that are found on the web. they work in small groups to choose a demonstration that fits a particular category of reaction and then perform the demonstration for the class.

In this pH worksheet, students complete a graphic organizer by determining the pH and pOH of given solutions and then deciding if its an acid or base. Students write equations for dissociation reactions. This worksheet has 1 graphic...

Students research and study the disaster of Bhopal to grasp the essential concept of controlling chemical reactions. They explain how the Bhopal disaster might have been prevented based upon their knowledge of factors affecting the rate...

Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second instructional activity of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils...

In this kinetics learning exercise, students solve seven problems related to chemical reactions and their rates. Students identify rate laws for mechanisms, they draw reaction diagrams, and they determine rate constants.

Gamification is an educational sensation! Young scientists build their acid-base vocabulary skills through a series of puzzles focused on bases and the salts they form. The challenging activity comes complete with a printable version and...

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.

Don't you wish you had the time to type up a study guide for your chemistry class? With this resource, there is no need! A chart comparing the properties of metals and non-metals tops the handout, followed by notes on the reactivity...

Study the chemistry of mining! Through nine lessons in the unit, learners explore different concepts related to mining. Their study ranges from rock and mineral analysis to the environmental impact of dynamite and the chemical reaction...

Some of kids' favorite toys are the products of science experiments. Scholars follow precise measurements to mix and create their own slime and Play-Doh. They observe the changing textures and the chemical reactions throughout the...

Students engage in a instructional activity that is concerned with the concepts related to solution chemistry. They calculate the molar mass of various chemical compounds. Then students predict the anion ratio for ionic compounds....

Students perform tests on different chemicals to determine their chemical properties. In this forensic science lesson, students identify an unknown sample using its physical and chemical properties. They solve a fictional crime using...

In this physical science exploration, small groups place a piece of antacid tablet into a film canister and step back to time how long it takes for the top to pop. They repeat the activity, altering either the amount or temperature of...

Students recognize both a physical and chemical change in different substances. They determine which particles actually changed into different substances, and explain if it represented a physical or a chemical change.

Have you been searching for environmentally friendly chemistry experiments to use in your high school laboratory? This stoichiometry experiment replaces a conventional aluminum to alum lab by using sodium carbonate and calcium...

Students write a balanced chemical reaction. They articulate how burning fossil fuels increase the carbon dioxide levels in the atmosphere. Students incorporate all the environmental risks involved as well.

In this chemistry worksheet, students answer 15 short answer questions about rocks and ores. They explore write balanced chemical reactions from word equations given.