Curated OER
Balancing Act
In this chemical equation activity, students learn about atoms, elements and how to balance chemical equations. They walk through a few problems step by step, and then students attempt to complete some on their own. In total, there are...
Curated OER
Balancing Chemical Equations
For this chemistry worksheet, students balance each of the equations listed on the sheet. There are twenty-one equations to solve and complete.
Curated OER
Describing a Chemical Reaction
In this chemical reactions worksheet, students compare physical changes and chemical reactions. Students learn to balance chemical equations. This worksheet has 10 short answer questions.
Curated OER
Chemical Reactions Homework Problem Set
For this chemical reactions practice worksheet, students balance 6 equations and give the name of the reactants and the products. In addition, students balance 3 equations and determine the molecular formula and the molecular weight of...
Curated OER
Balancing Redox Reactions
In this chemical equation lesson, students balance 10 redox equations. The worksheet is printable and the answers are not available.
Curated OER
Observations & Chemical Reactions
Students conduct a series of experiments in which they explore chemical reactions. They detect chemical changes by observing how physical properties change when two different chemicals are combined. They list and describe the reactants...
Curated OER
Limiting Reactant Problems
In this chemical reaction worksheet, students determine the limiting reactant in the equations given plus determine the amount of moles of product produced. This worksheet has 6 problems to solve.
Curated OER
Visualizing the Limiting Reactant
In this chemical equation activity, high schoolers determine the limiting reactant and the excess reactant for the given reactions. This activity has 10 problems to solve.
Virginia Department of Education
Mystery Iron Ions
Young chemists perform an experiment to determine if a compound is iron (II) chloride or iron (III) chloride. Then they determine the formula, balance the equation, and answer analysis questions.
Beyond Benign
Reactions Lab
You're bound to get a reaction from your classes with this experiment! Scholars perform several chemical reactions, make observations, and classify the reactions as single replacement, double replacement, composition, or decomposition...
CK-12 Foundation
Hotpack - Coldpack
Chemistry can help athletes and others protect and treat injuries. Use the interactive activity to explore the chemical reactions in instant hot and coldpacks. Learners manipulate the type of salt in the pack and watch the reaction take...
LABScI
Stoichiometry: Baking Soda and Vinegar Reactions
Examine the concept of stoichiometry using common household products. Scholars perform chemical reactions and measure the reactants and products. They compare their measurements to predictions made from the chemical equations.
Chymist
Alum from Waste Aluminum Cans
Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...
Curated OER
Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Chemistry and earth science meet in a lesson on carbon dioxide emissions. After reading about atmospheric problems caused by using fossil fuels, science stars balance equations for the burning of different alkanes. They compute the...
Pingry School
Precipitation Reactions and General Solubility Rules
The more you know, the better your predictions! Using a hands-on lab experiment, collaborative groups collect information about ionic interactions. They record data describing the precipitate of reactions and use their information to...
Curated OER
Chemical Equations and Stoichiometry
In this chemical equations worksheet, students calculate how many grams are used to in the equation written as well as the grams formed in the chemical equation. Students identify the limiting reagent in some of the chemical equations....
Curated OER
Mathematical and Chemical Relationships of Stoichiometric Problems
Students review key words used in stoichiometry such as mole, molar mass, Avogadro's number, and mass - mole relationships. They participate in a series of small experiments to explore solving stoichiometry problems in the laboratory.
Curated OER
Molarity, Excess and Percent Yield
In this molarity worksheet, students are given balanced equations and they are to calculate the mass or volume of reactants and products. Students calculate the theoretical, percentage, and actual yield for chemical equations. This...
Curated OER
Chemistry: Balancing Chemical Equations
Eighth graders practice balancing chemical equations. In this chemistry lesson, 8th graders explain why it is necessary to balance equations. They complete practice worksheets individually.
Curated OER
Balancing Worksheet
In this balancing equations activity, students balance 17 chemical equations by placing the proper coefficient in front of the different chemical formulas. State of matter of each chemical compound is listed.
Normal Community High School
Mole Calculations
You didn't know you'd find moles in chemistry class! Through the introduction of moles and molar volume at STP, classes see how to calculate moles using a given chemical equation. The presentation includes a short review of ions in...
Pingry School
Mole Relationship in a Chemical Reaction
What do budding scientists know about moles and reactions? Using an attention-grabbing lab experiment, young scholars collect data to apply the law of conservation of mass to predict the mass of gaseous products. They examine several...
Serendip
Using Models to Understand Photosynthesis
Is your class in the dark about photosynthesis? Shed some sunlight on an important biological process with a thoughtful activity. After answering questions to help determine their level of knowledge, learners work with chemical equations...
Royal Society of Chemistry
Equilibria—Gifted and Talented Chemistry
Teaching is a balancing act! Keep things on an even keel with a comprehensive equilibrium lesson plan. The resource covers reversible and irreversible reactions, Le Chatelier's Principle, and the industrial applications of equilibrium...