American Chemical Society
Energy Foundations
Only 10 percent of an incandescent bulb's energy is used to create light; the remaining 90 percent is heat. In the unit of activities, young chemists examine energy through hands-on activities, videos, discussions, and...
Curated OER
Hydrogen Powered Cars
Young scholars apply the principles of chemistry to investigate the concept of how a hydrogen powered car works. They study the electrochemical reactions that provide the energy source. Students also record observations in the...
Curated OER
Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. In this instructional activity, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances....
Curated OER
Bond Energies
Before completing this learning exercise, chemists are supposed read a portion of their textbook. Assign the chapter on bond energies, endothermic, and exothermic reactions. Then have your class answer the questions and fill in the data...
Cornell University
Splitting Water with Electricity
Explore how electricity splits water molecules into hydrogen and oxygen. Learners begin by calculating the voltage necessary to separate the water. They then perform the experiment and measure the ratio of hydrogen and oxygen bubbles.
Curated OER
Early Atomic Theory Homework
For this early atomic theory worksheet, students answer 4 questions about the Law of Definite Proportions, the Law of Conservation of Mass and Dalton's Laws. Students are given 5 statements to determine if each true statement supports or...
Curated OER
Vocab Science Chapter 1
In this word search activity, students locate 20 words related to science. The word list includes volume, mixture, and solute.
CK-12 Foundation
Ck 12: Electrolysis
[Free Registration/Login may be required to access all resource tools.] Students investigate voltaic and electrolytic cells describing the reactions that occur during the electrolysis of water. They also identify the products that would...
Savvas Learning
Chemistry, the Central Science: Electrolysis
This online companion to "Chemistry - The Central Science," a textbook by Prentice-Hall, provides a good introduction to electrolytic cells and electrolysis of aqueous solutions. Practice exercises are also included.
Simon Fraser University
Chem1 Virtual Textbook: Electrolytic Cells and Electrolysis
As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to electrochemistry. In a discussion of electrolysis, this site covers topics including electrolysis in aqueous solutions, Faraday's laws...
Georgia Department of Education
Ga Virtual Learning: Ap Chemistry: Electrochemistry
In this module students learn more about oxidation-reductions and how to balance these reactions and perform stoichiometric calculations on these specific reactions. Students also explore electrolysis, galvanic cells, reduction...
Simon Fraser University
Chem1 Virtual Textbook: Electrolysis in Aqueous Solutions
As part of the General Chemistry Virtual Textbook, this site examines a variety of topics related to electrochemistry. In discussing electrolysis, this site focuses on electrolysis in relation to aqueous solutions.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Voltaic Cells: Audio Book
Listen and learn how the battery converts energy using voltaic cells. Learn how anodes and cathodes aid in oxidation and reduction. Discover how voltage and electrolysis direct the current.
American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, and Covalent Bonding
Young scholars discover the concept that two atoms can attract and form a covalent bond.
Science Buddies
Science Buddies: Project Ideas: Salt Bridge: Electricity Changes P H
This chemistry science fair project uses a very simple experimental setup - a battery hooked up to two solutions, connected by a salt bridge - to explore some complex chemistry. The Science Buddies project ideas are set up consistently...
University of Illinois
University of Illinois Urbana Champaign: Chemistry Learning Center: Electrolysis of Water Using an Electrical Current
From the Chemistry Learning Center at the University of Illinois, this page explains the chemical changes occurring during a water electrolysis lab. Textual information is accompanied by photographs which clearly illustrate the changes.
National High Magnetic Field Laboratory
Magnet Academy: Svante Arrhenius
Svante Arrhenius was born in Vik, Sweden, and became the first native of that country to win the Nobel Prize. The award for chemistry was bestowed to him in honor of his theory of electrolytic dissociation. Arrhenius also developed the...
American Chemical Society
Middle School Chemistry: Energy Levels, Electrons, and Covalent Bonding
Discover how covalent molecular bonding affects the energy levels of electrons.
McMaster University
Mc Master University: Electrolysis of Aqueous Na Oh
Experimental setup and energy requirements for electrolysis of sodium hydroxide solution.
Hunkins Experiments
Hunkin's Experiments: How to Make Oxygen From a Battery
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...