Curated OER
Blast Off
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...
Curated OER
Physical vs. Chemical Change Lab
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.
Beyond Benign
Stoichiometry Challenge
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...
Curated OER
Combustion Reactions
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.
Curated OER
Using Rocks and Ores Worksheet
In this chemistry activity, students answer 15 short answer questions about rocks and ores. They explore write balanced chemical reactions from word equations given.
Curated OER
Chemistry quiz
In this chemistry worksheet, students answer short answer and true and false questions about acids, bases, atoms, elements, and more. Students complete 20 questions.
Curated OER
Chemistry
In this general chemistry learning exercise students complete a series of multiple choice and short answer questions on elements, chemical properties and various chemical reactions.
Curated OER
Organic Chemistry Worksheet
In this organic molecules worksheet, students classify organic compounds, they name organic compounds using the IUPAC naming system, they complete chemical reactions of organic compounds, and they draw structural formulas of isomers.
Curated OER
Condensation Polymerization
This organic chemistry lab activity is appropriate for teaching polymerization, percent yield, melting point, or the types and uses of polymer materials. Chemistry pupils imagine that they are working for a company to develop a special...
National Nanotechnology Infrastructure Network
Wet Etching in Nanofabrication
Chemistry and physics combine forces to benefit nanofabrications. Learners examine the process of wet etching in nanofabrication. Using corrosive substances such as lemon juice and Coca-Cola, they model the etching process. They then...
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
Curated OER
Chemical Consequences of Burning Fossil Fuels
Future scientists are introduced to the chemical consequences of burning fossil fuels, learning that fossil fuel combustion leads to the formation of oxides of three nonmetals: carbon, nitrogen, and sulfur, all of which end up in the...
Curated OER
Chapter 2 and 3 Practice Worksheet - Formulas and Compounds
In this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
Curated OER
Grossmont College - Chem 116 Practice Exam 3
This biochemistry practice exam queries takers on the organic molecules. Pupils write IUPAC names, identify boiling and melting points of different compounds, and more. This is definitely designed for a college-level biochemistry course,...
Curated OER
Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
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
Reactivity Series of Metals
In this reactivity series learning exercise, 10th graders complete 10 short answer questions on metals. They identify and balance chemical reactions.
Curated OER
Identifying Reaction Types
In this reactions worksheet, students are given nine chemical reactions to identify as single replacement, double replacement, synthesis or decomposition reactions.
Curated OER
Everything about Equations
For this chemical reactions worksheet, students are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the coefficients of...
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
Conservation of Mass
In this conservation of mass worksheet, students design an investigation to demonstrate the Law of Conservation of Mass. Students describe their investigation, collect data, graph the data and write a conclusion about what they discovered.
Chemistry Teacher
Metals, Nonmetals, and Metalloids Lab
What an exciting way to introduce your blossoming chemists to the world of metals, nonmetals, metalloids, and polymers! Here is a lab activity that is designed to allow pupils the opportunity to visualize the reaction of metals,...
Curated OER
Balancing Chemical Equations
Ninth graders explain how atoms and molecules form different substances during chemical reactions and how these processes require losing, gaining or sharing electrons. They correctly write chemical formulas and show how a balanced...
Curated OER
Ammonium Nitrate - Is it worth the Risk?
Young scholars consider that ammonium nitrate is used as a fertilizer and an explosive. They study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. The dual nature of Ammonium Nitrate was...