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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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Worksheet
Curated OER

VSEPR Theory: Predicting the 3-D Shapes of Molecules

For Students 9th - 12th
In this VSEPR theory worksheet, students draw the Lewis structures for 5 molecules, they build the molecule, sketch the structure, show the bond angles and name the molecule. They also answer a question about the VSEPR theory and what...
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Worksheet
Curated OER

Honors Chemistry VSEPR Homework

For Students 9th - 12th
For this VSEPR worksheet, students are given 4 compounds. They write the name of each compound, the name of the shape it forms, the bond angles within the compound and the Lewis structure for each.
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Worksheet
Curated OER

Polarity Homework

For Students 9th - 12th
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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Worksheet
Curated OER

More Fun with Lewis Structures

For Students 9th - 12th
In this compounds worksheet, students draw the Lewis structures for the given compounds, being sure to show the bond angles and molecular shapes. This worksheet has 6 problems to solve.
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Worksheet
Curated OER

Predicting Molecular Geometry and Hybridization

For Students Higher Ed
In this molecular geometry and hybridization worksheet, students identify bond angles, Lewis structures, hybridization, polarity and valance electrons in given molecules. They also label a drawn compound with hybridization and bond angles.
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Lesson Plan
Curated OER

Investigating the Shapes of Covalent Molecules and Measuring their Respective Bond Lengths and Bond Angles

For Teachers 9th - 12th
High schoolers will draw Lewis structures of common covalent compounds using a Chem 3D computer program. They will predict the shapes of the molecules, complete a data table, and formulate rules for predicting shapes of molecules. In the...