Virginia Department of Education
Molecular Model Building
During this hands-on activity, young chemists build molecular models based on the Lewis dot structure before studying valence shell electron pair repulsion theory.
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Introduction to Gas Chromatography
Students analyze gas chromatograms and suggest various applications for gas chromatography.
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THe Decomposition of Water
Students collaborate in an experiment where they decompose water into simpler substances through the process of electrolysis. They collect, measure, and observe data and then place the data into a table. Accomodations for students with...
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Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
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Six Pack Loop Rings Photodegradable?
Pupils review experiments testing the photo degradability of the six-pack plastic ring and complete further experiments on the process.
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Sink or Swim
Students define density and explain how to determine the density of an object. Students participate in a demonstration that shows the differences in the densities of different liquids and how they affect the liquid's physical properties.
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Rusting: A Form of Oxidation
High schoolers observe and record the corrosive nature of oxidation-reduction reactions, and determine the electro-chemical series of selected metals.
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Latex Helium Balloons: Any Alternatives?
Pupils discuss the latex balloon release controversy and review suggested alternatives to the latex balloon.
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Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
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Chemical Disasters
Young scholars discuss the importance of safety in the science lab and also in industry. They also will understand some of the implications of chemistry in the world using links provided.
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Separating a Starch-Glucose Mixture Using Gel Filtration
Students experiment using the basic principles of gel filtration. They use the gel filtration technique for testing for the presence of specific substances. Students discover that starch is a larger molecule than glucose.
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Demonstration of Ideal Gas Law
You know that liquid nitrogen turns into a gas at room temperature. Place some in a two-liter bottle for a physics demonstration of the ideal gas law. Beware, however; this is a dangerous demonstration! Not to mention that you may not...
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The Energy Debate - Energy of Peanut
Students articulate the difference between the terms heat and temperature. They calculate the amount of energy associated with a given temperature rise and design an experiment to measure the energy of a fuel.
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Acids and Bases: Together again!
Young scholars identify principles behind acid-base reactions. They predict factors that may affect an acid-base reaction. Students identify questions and concepts that guide scientific investigations.
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Radioactivity Experiments
Students study the difference between types of ionizing radiation and how elements are transmuted. They determine that radiation is normal and surrounds us. They calculate the amounts of alpha, beta and gamma radiation emitted from a...
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Bhopal - Rate of Reaction
Students determine that the rate of reaction is affected by temperature, surface area, concentration of reagent, and addition of a catalyst or inhibitor. They observe that on December 3rd, 1984, 8000 people died when the chemical plant...
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Solutions and Solubility Review
In this solutions and solubility review worksheet, high schoolers are given main ideas about intermolecular forces, concentrations of solutions, molar solutions, ionic equations, solubility rules, acids and bases and titrations. Students...
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Acids and Bases: Their Reactions, Conductivity, Base Indicators and Neutralization Reaction
Students conduct experiments and collect data to determine physical and chemical characteristics of acids and bases.
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How Sweet It is! A Colorful Sugar Solution Density Column
Students examine the affect of density. Using a graduated cylinder and equally prepared volumes of sugar-water solutions and food color, students observe a sugar rainbow. They discover that the greater the amount of sugar in the...
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Paint Property Experiments
Students identify various kinds of paints by using the scientific method. In this solvents lesson students collect data and identify paint samples while working in teams.
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Making Soap
Learners explore what chemical indicators are and use pH paper to determine if something is alkaline or basic. In this pH lesson plan students manufacture their own soap.
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Mathematical and Chemical Relationships of Stoichiometric Problems
Students review key words used in stoichiometry such as mole, molar mass, Avogadro's number, and mass - mole relationships. They participate in a series of small experiments to explore solving stoichiometry problems in the laboratory.
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Using Thin Layer Chromatography To Identify amino Acids In Solution
Learners will work in groups to design and conduct an experiment to identify amino acids found in an unknown solution. This lesson is taught in three sections: (1) Introduction to chromatography (2) Experimental design session (3)...
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Observing and Identifying Matter
For this observing and identifying matter worksheet, students use a cookie in a bag and list 10 different descriptions of the cookie. They draw and label their cookie and given the cookie in the bag to their teacher who mixes all the...
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