Curated OER
Condensation Polymerization: Preparation of Two Types of Polyesters
College-level or AP chemists use phthalic anhydride to synthesize two different polyesters, one linear and one cross-linked in structure. A detailed materials list and well-written procedures are provided on a lab sheet. Learners write...
Curated OER
1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
Bellevue College
Practice Drawing Lewis Structures
Twenty-six elements, compounds, and ions are randomly listed for chemistry whizzes to analyze. They are to diagram the Lewis electron dot structure for each, resulting in further insight on the configuration of different molecules. They...
Curated OER
Investigation of Crystallinity in Polymeric Materials
A kaleidoscope is constructed using polarizing polymer paper and then low-density polyethylene, high-density polyethylene, and polypropylene are all melted onto individual glass slides and examined through a microscope. The intent is to...
Curated OER
Geometric Isomerism (Different Geometries)
Here is an interactive presentation on molecular geometry if you have materials for building molecule models along the way. Isomerism is introduced by means of a graphic organizer. Viewers then imitate two molecule models and learn that...
Curated OER
Chemistry 116 Exam 2 Summer 2009
Written for an introductory organic and biochemistry course, this exam will challenge your class. They label functional groups and stereocenters on drawings of molecules, draw structures given the name, complete drawings of chemical...
Curated OER
Allotropes
Brilliant graphics depict a variety of allotropes, especially the allotropes of carbon. Some notes are available to help make these useful for teaching your young chemists, but not for every slide. With some additional preparation on...
Curated OER
Polymers and Crystals: Their Role in Food Science
Blend chemistry with cooking in this exploration of polymers, carbohydrates, and food science. Experimenting with gelatin produces concrete examples of the bonding and ploymerization discussed in the lesson. Copious, comprehensive...
Curated OER
Subshells and Orbitals
Electron energy levels are introduced to aspiring chemists in this PowerPoint. The number of electrons allowed in each level is explained, and then viewers learn how to write the electronic configuration of an element based on this...
Curated OER
Shapes of Molecules
The VSEPR Model of molecular structure is exhibited through this series of slides. The step-by-step process is listed, and then examples are provided. The graphics give a visual display of the spatial relationship between the atoms of...
Sunset Lake Software
Molecules
View molecular structure for various compounds with three-dimensional color images.Â
Curated OER
Chemistry 115 Practice Exam 3
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
Curated OER
Highs And Lows
Students experiment to examine high and low pressure areas. They investigate why a high pressure area seeks a low pressure area.
Curated OER
The Great Animal Systems Challenge!
Advanced placement biology aces list systems that have evolved over time, adaptations, and structure-function relationships. The resource requires plenty of writing to answer these questions, so allow a few days for them to complete the...
Curated OER
Predicting Molecular Shapes
In this molecular shapes instructional activity, high schoolers read about how to predict molecular shapes in molecules based on the number of electron pairs and the VSEPR theory. Students are given twelve molecules, they draw the Lewis...
Curated OER
Organic Worksheet
In this organic molecules worksheet, students solve twelve problems. They identify functional groups of organic molecules, they draw isomers, and they give structural and molecular formulas for compounds.
Curated OER
Addition Reactions
Here is a PowerPoint that displays multiple organic compound structures and asks viewers to identify the formulas, isomers, or potential products after a given addition reaction. This is a comprehensive set of slides that reviews...
Curated OER
Edible Atom/Molecule
Upcoming chemists construct atom or molecule models out of candy. This is a classic idea that learners really enjoy; however, this lesson plan is vague. There is no instruction about the structure of atoms or molecules. Make sure you...
Curated OER
New York City Water Quality Assessment Project
Students investigate the chemistry of water and how its molecular structure supports life through its biochemcial, physical, and environmental roles. They investigate the quality of water as it interacts with the environment. Students...
Curated OER
Carbon: Structure Matters
Learners read the Who We Are Section on Calfee Designs Webpage and discuss carbon usage. They work in pairs to look up the minerals diamond and graphite then create a chart on the properties of each mineral then compare how they differ...
Curated OER
Chemical Formulas
Young scholars examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D...
Curated OER
Molecular Architecture
High schoolers cuminate their study of molecular structure and bonding with this activity.
Curated OER
Intermolecular Forces
In this compounds instructional activity, students identify the main intermolecular force in the given compounds and explain the differences between dipole-dipole forces and hydrogen bonds. This instructional activity has 5 short answer...