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Worksheet
Curated OER

Physical and Chemical Properties

For Students 9th - 10th
In this length worksheet, students read about the properties of carbon. Students also decide which of the given phrases go with which compound.
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Lesson Plan
Curated OER

Chemical Sleuthing

For Teachers 9th - 12th
Students engage in a lesson which includes flame tests and the construction of a simple diffraction spectrograph with which to measure sodium ion emissions. They use the Bragg equation to compute the wavelength of the line spectra produced.
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Worksheet
Curated OER

WS 10.3 Isomers

For Students Higher Ed
In this isomer activity, students draw as many different isomers for thirty given molecules and indicate how many isomers are possible.
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Lesson Plan
Curated OER

The World of Molecules

For Teachers 6th - 10th
Students investigate molecules through 2 demonstrations and writing formulas for molecules given the oxidation states of the atoms. In this molecules lesson plan, students observe iron filings being separated from salt and pepper using a...
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Worksheet
Curated OER

More Names and Formulas!

For Students 10th - 12th
In this compounds worksheet, students write the correct name or the correct formula for the given compounds. Students complete 20 problems.
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Worksheet
Curated OER

Writing Formulas by Crossing Over

For Students 10th - 11th
In this formulas worksheet, students use the cross-over rule to determine the formula for compounds of the elements and polyatomic ions given. Students complete 15 problems.
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Worksheet
Biology Junction

Biochemistry Crossword

For Students 9th - 12th
In this biochemistry worksheet, learners complete a crossword puzzle with 36 questions. They identify different polymers and functional groups.
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Worksheet
Curated OER

Ionic Compounds

For Students 9th - 12th
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
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Worksheet
Curated OER

Unit 4 - Periodic Table

For Students 6th - 10th
There are 17 multiple choice questions on this periodic table test. The focus is on properties of the elements by group and period. The exam is not formatted well, making it a little difficult to read. There is also a typographical...
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Lesson Plan
Curated OER

Molar Ratio

For Teachers 11th - 12th
Learners conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
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Lesson Plan
Virginia Department of Education

Mystery Iron Ions

For Teachers 9th - 12th Standards
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. 
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Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
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Lesson Plan
Virginia Department of Education

Vapor Pressure and Colligative Properties

For Teachers 9th - 12th Standards
Hate to vacuum, but enjoy using a vacuum pump? Explore a lesson plan that starts with a demonstration of boiling water at various temperatures by using a vacuum pump. Then scholars design their own experiments to measure vapor pressure...
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Lesson Plan
Curated OER

Gumdrop Crystal Models

For Teachers 9th - 12th
A great way to learn about molecular structures is to make a model. Gumdrops and toothpicks are used to construct crystal models. The models are based on theories of crystal shapes that occur because of positive and or negatively charged...
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Organizer
Curated OER

Summary of Organic Reaction Mechanisms Needed for AS Chemistry

For Students 11th - Higher Ed
Advanced chemistry courses typically cover organic reactions. On this reference sheet, the five types of organic reaction mechanisms are explained and an example is shown.  For each, there is also a diagram of the chemical reaction that...
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Lesson Plan
University of Georgia

The Power of Peanuts

For Students 9th - 12th
Measure the amount of energy in a peanut by igniting a chemical reaction. Classes use a laboratory setup to burn a peanut and measure the amount of heat it releases through a temperature analysis. They calculate the number of Joules of...
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PPT
Normal Community High School

Mole Calculations

For Students 9th - 12th Standards
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...
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Interactive
Royal Society of Chemistry

State Symbols

For Students 6th - 12th Standards
When water is a solvent in a chemical equation, we consider it an aqueous solution. Scholars match the name of four states of matter to their proper symbol in a chemical equation. Four puzzles provide repetition to help pupils remember...
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Lab Resource
Colorado State University

How Can Freezing Make Something Warmer?

For Teachers 6th - 12th
Crazy fact—freezing liquid actually gives off heat! Young scholars investigate the transfer of energy when liquids freeze using a chemical heat pack. The heat pack gives off heat as its liquid core freezes.
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Interactive
Royal Society of Chemistry

Forensic Tests

For Students 6th - 12th Standards
Flame tests determine if there is a specific metal in a chemical compound. Young forensic scientists review their understanding of flame tests and hydroxide precipitates by solving puzzles. The timed review encourages mastery.
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Lesson Plan
Curated OER

Enzymes in Action: An Inquiry Approach to the Effects of Enzymes

For Teachers 7th - 9th
Students experiment with enzymes as key components of chemical reactions in all living things through this series of lessons.
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Lesson Plan
Curated OER

Deposition

For Teachers 7th - 12th
Students follow carefully designed instructions to bond silver to glass thus creating a mirror. The process used, Brashear's Process, uses sugar rather than formaldehyde to reduce the compounds, but many of the chemicals are dangerous,...
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Lesson Plan
Curated OER

Elements of Chemistry: Compounds And Reactions

For Teachers 9th - 12th
Learners identify substances and discover common substances and their chemical composition.  In this chemistry lesson students write a description of the substances and how they are used.
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Lesson Plan
Curated OER

Chemistry: The Case of the Sunken Ice Cube

For Teachers 9th - 12th
Young scholars examine a density demonstration involving ice cubes and beakers of water and alcohol. After observing how one ice cube floats in water and sinks in alcohol, they determine which mixture of the two would suspend the ice...

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