Pingry School
Replacement of Hydrogen by a Metal
As the most abundant element on the earth, hydrogen requires no replacement. Yet scholars learn to replace hydrogen with a metal to liberate the hydrogen gas. A simple procedure and data table include the necessary information and...
Curated OER
Einstein's BIg Idea
High schoolers discuss what the m in E=mc2 represent. They relate that mass in a chemical reaction is always conserved. Students convey that atoms rearrange themselves in chemical reactions to form different molecules and compounds.
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The Math of Science-Balancing Chemical Equations
In this balancing equations activity, students are given directions as to how to balance equations and they practice what they learned. They complete three equations by placing the proper coefficients in front of the reactants and products.
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Chemical Equilibria
In this equilibria worksheet, students are given detailed information about LeChatelier's principle and how to solve equilibrium problems. They then calculate concentrations of compounds in solutions.
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Chemistry in Action
In this chemistry in action instructional activity, students read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they...
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What Is Energy? Short Demos
Students engage in three short, hands-on, in-class demos which expand students' understand of energy. First, using peanuts and heat, students see how the human body burns food to make energy. Then, they create paper snake mobiles to...
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Final Worksheet
Students will review a semesters worth of material on this final chemistry review. Information ranges from naming isotopes to pH and molarity.
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Stoichiometry
Students research chemical formulas and balance chemical equations. In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
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Stoichiometry Problems
For this stoichiometry worksheet, students practice calculating mass or volume for specific chemical reactions. This worksheet has 5 problems to solve.
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Le Chatelier's Principle
In this chemical reactions worksheet, students apply the Le Chatelier's principle to determine the equilibrium shift in the reaction based on specific changes to the system. This worksheet has 2 short answer questions and 2 problems to...
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Atoms or Molecules?
In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.
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Limiting Reagents
In this limiting reagents learning exercise, learners determine the limiting reagent , theoretical yield, and grams of excess reagent for chemical reactions. This learning exercise has 2 problems to solve.
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Thermochemistry
In this thermochemistry instructional activity, students calculate the enthalpy of vaporization as well as the write the thermochemical expression for the production of the chemical reaction.
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Water
In this water activity, students compare and contrast elements and compounds. Students define chemical symbols, chemical formulas, and chemical properties. This activity has 19 short answer questions.
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Vinegar Experiment
Fifth graders mix vinegar with different substances and explore the reaction. They record data from the experiment. Students examine chemical change, reaction, physical change and physical reaction.
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From Granite to Paper
In this weathering worksheet, students read about physical and chemical weathering and how kaolin in used in paper. Then students complete 4 short answer questions.
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Programming the "Rinse Robot"
Experienced chemistry technicians use then layer chromatography to discover how much of a free compound is left after each rinse cycle. Where this could obviously be used as a practice with chromatography technique, it can also be used...
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What are Igneous Rocks and How are They Formed?
Crystals form before your very eyes! What sixth grader wouldn't enjoy this lesson on igneous rock formation? Using hot Salol, junior geologists observe the crystal formation process as the material cools. This comprehensive lesson plan...
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# 18 Determination of the Set Time for Epoxy Adhesive
Students recognize epoxy glue formation as two part polymerization (usually the curing agents act as co-monomers). They monitor the reaction by the changes in viscosity of the reacting mass, the temperature rise and fall, and the...
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Acid-Base Chemistry
In this acid-base worksheet, students write balanced chemical equations given the reactants for 18 reactions. If no reaction occurs, they write N.R. They also rank acids and bases in increasing order.
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An Electro-Olympic Event: Lemon vs. Lime
Young scholars design a battery, identify and label the anode, cathode, electron flow, ion flow, oxidation & reduction reactions, chemicals used including the location of each;and distinguish between anode materials with regard to...
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Energy and Matter
A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...
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Oxidation of Ethanol to Ethanal
Here is a laboratory exercise where chemistry masters carry out an oxidation reaction to change ethanol into ethanal. They compare the original alcohol to the resulting aldehyde by forming a precipitate. Definitely aimed at learners...
National Institute of Open Schooling
Aldehydes, Ketones and Carboxylic Acids
Although their name makes them sound dangerous or toxic, carboxylic acids are found throughout nature in things such as citric acid, vinegar, and even in your DNA. Through detailed readings, discussions, and answering questions...
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