Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
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Properties of Metals
Fifth graders study the properties of metals and use them to identify different properties. In this metal properties instructional activity students complete a demonstration .
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Chemical Compounds
In this chemical compounds worksheet, students draw stereorepresentations of compounds. Students convert three-dimensional drawings to a Fischer projection. This worksheet has 8 problems to solve.
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Organic and Biochemical Compounds
In this organic and biochemical compounds worksheet, students identify compounds as alkanes, alkenes or alcohols. They compare and contrast the similarities of each. This one-page worksheet contains 6 problems.
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Chemical Bonding and Shapes of Molecules
In this chemical bonding learning exercise, students review the different types of bonds and calculate the number of valence electrons in molecules. This learning exercise has 11 matching and 15 multiple choice questions.
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Organic Naming
In this organic compounds worksheet, students complete a graphic organizer by writing the complete structural formula, line formula, and molecular formula for the given compounds.
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Counting Atoms
In this atoms learning exercise, learners count the atoms for 15 different formulas and describe the type of atoms and the number of atoms in each compound given.
Royal Society of Chemistry
Organic Names—Functional Groups
Worried that your lesson plan about functional groups is dysfunctional? Liven things up with interactive puzzles! Curious chemists arrange functional groups based on name, formula, suffix, and an example. The challenge begins when the...
Royal Society of Chemistry
Isomers of (E)-but-2-ene
One chemical formula—but how many different structures? Familiarize young chemists with the concept of isomers through simple, related games. Users identify each isomer base upon its name, structure, and type of isomerization in a set of...
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Fractions and Chemistry
In this fractions in chemistry instructional activity, students solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the...
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Molecular Mass and Percent Composition
In this molecular mass and percent composition worksheet, students complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of 12 molecules...
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Chemical Compounds
For this chemical compounds worksheet, students draw the Newman projections and the energy diagram for given molecules. Students draw the structure for different compounds. This worksheet has 4 drawing questions and 1 short answer question.
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Elements and Molecules
In this elements worksheet, students write the electron configuration, structural formula, or Lewis electron dot structure of given elements and compounds. This worksheet has 8 fill in the blank and 3 drawings.
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Stereochemistry
Here is a comprehensive stereochemistry exam for advanced chemistry kids. In the 101 problems, there are short answer, multiple choice, and drawing questions. Topics include chiral and achiral molecules, enantiomers and diastereomers,...
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Drawing Lewis Structures
In this drawing Lewis structures worksheet, students read about the 5 steps taken to draw Lewis structures for atoms and molecules. These include identifying the valence electrons, placing pairs of electrons between atoms to be bonded,...
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Stoichiometry
In this stoichiometry worksheet, high schoolers solve thirty problems using the process of stoichiometry to find moles, molecules, and masses of substances in chemical reactions. Students balance chemical equations, find limiting...
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Chemistry of Carbon - Building Blocks of Life
A great review of the structure and function of carbon-based molecules important to life, especially with relevance to humans. The chemistry behind the combination of polymers and the breakdown of bonds is covered. Valuable content in...
Texas State Energy Conservation Office
Investigation: Chemical Models
Science teams make models of four different hydrocarbon compounds that we commonly use for fuel. Then they demonstrate chemical reactions that result when energy is produced. This can be used as an enrichment when your class is studying...
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Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, learners solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
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Polarity Homework
In this polarity worksheet, students are given 5 compounds and they draw the Lewis structure for each, they identify the bond angels, they write the molecular shape and they determine the polarity of the molecules. Honors students...
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Empirical Formulas
High schoolers investigate empirical formulas for molecules. In this empirical formulas lesson plan, students use paper ions to form formulas and they show these are empirical formulas. They use ions of carbon and hydrogen showing...
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Molecular Mass and Percent Composition Worksheet
In this molecular mass and percent composition worksheet, students find the molecular mass of 10 compounds to three decimal places. They also find the percent composition of 7 compounds and express their answers to two decimal places.
Curated OER
Science Lessons for Grade 10
Tenth graders identify the parts and functions of the cell. In this series of science lessons, 10th graders investigate crystal formation in covalent compounds. They investigate the factors affecting reaction rates.
Royal Society of Chemistry
Naming Esters
Do your chemistry scholars know their esters? Introduce the class to the nomenclature and structural formulas of common esters through thought-provoking games. Individuals or pairs of pupils match the name with the formula before using...
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