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Worksheet
Curated OER

Atoms and Their Interactions

For Students 9th - 12th
In this atoms worksheet, learners will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, learners will balance a chemical equation. This...
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Worksheet
Curated OER

Chemical Equilibria

For Students Higher Ed
In this equilibria worksheet, students are given detailed information about LeChatelier's principle and how to solve equilibrium problems. They then calculate concentrations of compounds in solutions.
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Lesson Plan
Curated OER

Chemical Formulas Unit-Day 4

For Teachers 10th - 11th
The purpose of this lesson involves reviewing nomenclature and molecular formulas as well as introducing naming molecular compounds and identifying acids. The learners investigate and understand how conservation of energy and matter is...
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Lesson Plan
Curated OER

Studying with Chemical Compounds

For Teachers 9th - 12th
Students create a foldable to help them remember topics on chemical compounds. In this physical science instructional activity, students differentiate ionic and covalent compounds. Given certain compounds, they identify whether it's...
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Worksheet
Curated OER

Earth and Matter

For Students 9th - 12th
In this matter worksheet, students review the Earth's layers, write balanced equations, and compare the properties of different elements. This worksheet has 29 fill in the blank questions.
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Worksheet
Curated OER

Limiting Reagents

For Students 10th - Higher Ed
In this limiting reagents worksheet, students determine the limiting reagent, the number of moles produces, number of grams produced and excess reagent. This worksheet has 3 problems to solve.
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Lesson Plan
Santa Monica College

Mole Ratios and Reaction Stoichiometry

For Teachers 9th - Higher Ed Standards
Stoichiometry sounds complicated, but it really means the study of the amount of substances involved in a reaction. The sixth lesson plan in an 11-part series has scholars use stoichiometry to find the theoretical yield of a reaction....
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Lesson Plan
Virginia Department of Education

A Crystal Lab

For Teachers 9th - 12th Standards
Young chemists grow ionic crystals, metallic crystals, and supersaturated crystals in three different lab experiments. Observing these under a microscope allows pupils to compare the various structures. 
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Worksheet
Curated OER

Mass/Mass Problems

For Students 10th - 12th
In this mass worksheet, students calculate how much of any product will form from a given amount of reactant. This worksheet has 7 problems to solve.
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Worksheet
Curated OER

Electrolysis Reactions

For Students 10th - Higher Ed
In this electrolysis reactions activity, students determine the mass of a compound and the time required for specific electrolysis reactions. This activity has 5 problems to solve.
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Worksheet
Curated OER

Unit 2 Quantities Review

For Students 9th - 12th
In this quantities in chemistry worksheet, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
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Worksheet
Curated OER

Predicting the Products of a Reaction

For Students 10th - 12th
In this reactions activity, students predict the products of 5 equations and write the equations for 5 reactions using their knowledge of types of reactions.
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Worksheet
Curated OER

Organic Chemistry Worksheet

For Students Higher Ed
In this organic molecules learning exercise, 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...
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Lesson Plan
Curated OER

Lab: Determining the Number of Moles and Molecules Used Up In a Burning Candle

For Teachers 9th - 12th
Learners find moles and molecules used when a candle burns. In this moles and molecules lesson plan, students calculate the initial mass of a candle and the mass of a candle after it burns for 3 minutes. They calculate the mass lost when...
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Worksheet
Curated OER

Thermodynamic Reaction Worksheet

For Students 11th - Higher Ed
In this thermodynamics worksheet, students predict the change in reaction values for the 14 thermodynamic reactions given.
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Lesson Plan
Curated OER

Oxidation and Combustion: Chemical Reactions in Fire

For Teachers 7th - 12th
Students study oxidation and define vocabulary pertinent to it.  In this oxidation lesson students make predictions and create experiments
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Lesson Plan
Virginia Department of Education

Finding the Formula and Percent Composition

For Teachers 9th - 12th Standards
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
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Lesson Plan
Virginia Department of Education

Formulas and Percent Compositions of Ionic Compounds

For Teachers 9th - 12th Standards
Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent...
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Lesson Plan
Virginia Department of Education

Mystery Anions

For Teachers 9th - 12th Standards
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown...
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Lesson Plan
Kenan Fellows

Reaction Stoichiometry—How Can We Make Chalk?

For Teachers 9th - 12th Standards
What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third lesson of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about...
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Lesson Plan
Virginia Department of Education

Molecular Model Building

For Teachers 9th - 12th Standards
During this hands-on activity, young chemists build molecular models based on the Lewis dot structure before studying valence shell electron pair repulsion theory. 
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Lesson Plan
Curated OER

The Energy Debate - Stoichiometry

For Teachers 9th - 12th
Students determine crude oil can be separated into useful fractions by a process of fractional distillation. They write a balanced equation for the reaction between a hydrocarbon and oxygen.
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Worksheet
Curated OER

Ideal Gas Law

For Students 10th - Higher Ed
In this gas law worksheet, students review the Idea Gas Law equation and practice applying the equation to chemical reactions. Students write the balanced reaction, determine the limiting reagent, moles produced, and volume of gas...
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Worksheet
Curated OER

Solubility Homework Problem Set

For Students 10th - 11th
In this chemistry activity, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...