PhET
Build a Molecule
How many different molecules can you build? In a simulation, learners make molecules from given atoms. There are numerous collections from which to build three to five molecules from given kits of atoms. Scholars can also view their...
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.
Curated OER
Balancing Equations
In this balancing equations worksheet, students balance ten equations by placing the proper coefficients in front of reactants and products to balance the number of atoms.
Mr. E. Science
Chemical Reactions
Once I told a chemistry joke, but there was no reaction. Get young chemists involved in changes and reactions with a presentation that begins with physical and chemical changes and chemical reactions. It moves on to chemical equations...
Curated OER
Balancing Chemical Equations - Learning How
In this chemical equations worksheet, students learn to balance chemical equations by counting the number of atoms of each element in the products and reactants and making them equal. This worksheet has 5 problems to solve.
Curated OER
The Math of Science-Balancing Chemical Equations
In this balancing equations worksheet, students are given directions as to how to balance equations and they practice what they learned. They complete three equations by placing the proper coefficients in front of the reactants and...
Curated OER
Mass-Moles-Particles
In this moles worksheet, students define a mole and convert grams to moles or moles to molecules. Students convert specific mass of compounds to moles. This worksheet has 1 true or false, 6 short answer, 3 fill in the blank, and 15...
Curated OER
Balancing Equations
In this chemical equations instructional activity, students review the steps to balancing equations and then complete a graphic organizer by balancing 10 chemical reactions.
Curated OER
Reading Chemical Formulas
Learners interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, learners use the same strategies to identify chemical formulas. They evaluate the...
Curated OER
pH Scale, acids and bases
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
Curated OER
Chemical Equations
In this chemical equations worksheet, learners review chemical changes, define catalysts and coefficients, and review the five general types of reactions. This worksheet has 12 fill in the blank and 42 short answer questions.
Curated OER
Oxidation-Reduction Reactions
Focus on oxidation-reduction reactions with a review worksheet. Junior chemists answer short-answer questions before they write balanced half-reaction and full-reaction equations.
Science Geek
Stoichiometry
Watch your class react when you tell them they're going to study stoichiometry! The lesson demonstrates four examples. Scholars must write and balance the chemical equation and then make the conversion to find the correct mass or volume....
Curated OER
Quantitative Relationships in Chemical Equations
In this chemical equations worksheet, students balance the equations and then determine the number of moles of product or reactant. This worksheet has 7 problems to solve.
Curated OER
Stiochiometry: Quantifying Changes in the Environment
Students examine stoichiometry. In this chemical reaction and mole lesson, students complete an experiment based on readiness levels to explore that changes are quantified in chemical reactions.