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Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer and then make observations and measurements of its different...
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Sorting Plastics For Recycling
First, young chemists practice polymer identification by density and flame tests. With the data collected, they propose a method of separating polyethylene from other plastics and determine what property makes it desirable for recycling....
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The Influence of Initiator Concentration on the Molecular Weight of Polystyrene
This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this instructional activity with...
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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...
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Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
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Carbon Bonds in Chemistry
Venture into the world of macromolecules with three exciting, distinct laboratory activities. Young chemists examine the forms of carbon and discover how they are associated with atomic arrangement, construct models of carbon-containing...
Institute of Electrical and Electronics Engineers
A Century of Plastics
After reading about polymer materials, engineer trainees examine how plastics have been integrated into everyday products. In groups, they compile a list of products made entirely without plastics and then, as a closing activity, try to...
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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...
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Polymers
Present polymers to your chemistry class with this practical PowerPoint. Begin with a definition and the properties of polymer materials. Branch out into diagrams of polymer structure. Consider the two general types: addition polymers...
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Addition Polymerization: Preparation of Polystyrene Using Two Types of Initiators
Advanced chemistry classes compare the polymerization of styrene using two different initators: benzoyl peroxide and aluminum chloride. Once they synthesize polystyrene, they compare the two producet for melting point and density. There...
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Simple Tensile Testing of Polymeric Films and Sheeting
Chemistry classes pretend to be consultants to a grocery story trying to decide what polymer to use for therir new non-paper bags. They prepare tensile bars and use them to test plastic film samples for strength and stretchability. Both...
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Chapter 6 - Bonds
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
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Observation Milk Fat Lesson
Turn your class loose to experiment with the different fat content in skim milk, whole milk, half and half, and heavy cream. This is a visually vibrant experiment, as learners drip food coloring on the surface of the products and measure...
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Macromolecules
Magnify macromolecules for your biology class by having them answer these ten questions. They will define monomers and polymers, list monosaccharides, and analyze polysaccharides. In addition to assigning this to your biology class, you...
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Honors Chemistry, Organic Chemistry
Looking for a versatile worksheet on organic chemistry? If so, you might consider this resource. This resource asks learners to identify organic molecules, match terms with their definitions, determine bond angles and hybridization of...
Lesson Plans
Macromolecule Worksheet
Biology scholars are asked to define and explain, to complete a chart, and to fill in the blanks for seventeen macromolecule questions. Easy for pupils to read and comprehensive in content, this is a resource that you will want to use....
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Nucleic Acids: information storage
This sequence of slides covers each main macromolecule that is involved with human structure and function. The history of nucleotide research and the way that they are formed is summarized, a diagram accompanies the explanation. The main...
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Organic Molecules
Introduce viewers to the organic compounds with this presentation. It does not contain much information; it is mostly comprised of bullet points for each topic: monomers, polymers, carbohydrates, lipids, proteins, and nucleic acids. No...
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The Structure and Properties of Polymers
A fifteen-slide presentation helps you teach your young chemists about monomers and polymers. You will find many graphics, some of them colorful, and bullet-point style notes on each slide. Although the presentation is informative,...
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Make Slime
Students make slime. In this chemical reaction lesson, student use Borax to make a gel like solution. Students add all ingredients listed, add food coloring, and mix well. Students see first hand how chemicals react together and create...
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Elements Of Chemistry: When Carbon Combines
Students create a polymer using Borax and Elmer's Glue. In this chemistry lesson, students identify monomers made of hydrocarbons and then brainstorm a list of polymers and their uses.
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Polymer
Students investigate polymers by completing 3 experiments. In this polymer lesson plan, students mix plastic with acetone, they create polyurethane foam, they make slime and build a polymer model once their polyurethane foam is set. ...
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Polymers: The Discovery
Students examine various polymers. In this polymers activity, students perform three experiments with polymers to identify them and observe their interesting properties.
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Cross-Linked Polymer Lab
For this polymer worksheet, students make two types of cross linked polymers and they test their physical properties. These include their response to agitation, stretchability, viscosity, and resilience.