Science Geek
The Hydrogen Bomb
Recycled Russian nuclear weapons provide 10 percent of the nuclear energy that the United States uses. The short presentation discusses the Teller-Ulam device. It provides a diagram of the parts as well as a description of the four...
Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry instructional activity includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Curated OER
Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
Curated OER
Alka Rockets! An Introduction to Kinetics
Students identify the factors that influence reaction rates. In this chemistry lesson, students design an experiment to test one factor they identified. They perform the experiment and share the results to the entire class.
Curated OER
Elements Make Compounds
This presentation starts with safety warnings for an experiment. Students will be introduced to the reaction that happens when magnesium is burned, the chemical background and the energy changes. Excellent examples and labeled reactions...
Curated OER
Limestone
In this limestone learning exercise, learners name three sources of calcium carbonate, write the chemical formula, and determine the three elements found in calcium carbonate. This learning exercise has 7 short answer and 3 problems to...
Royal Society of Chemistry
Born-Haber Cycle: NaCl
Max Born and Fritz Haber developed the Born-Haber cycle in 1916, which is used for measuring enthalpy that otherwise couldn't be measured. Young scientists solve four matching puzzles using their knowledge of the stages, standard...
Curated OER
The Chemistry of Lead
Pupils explore the basic concept of physical and chemical properties of the element lead, as well as its historical and modern day uses, and how and why it is toxic to the human body. They are shown the basic reactions of the element and...
Curated OER
Chemistry: Classifying Materials
Young scholars classify materials. In this chemistry lesson, students examine the properties of solids, liquids, and gases. Young scholars discover the elements, compounds, and chemical symbols.
Curated OER
Physical or Chemical- That Is the Question!
Young scholars differentiate physical and chemical changes. In this chemistry instructional activity, students give examples of each type of change. They take the review quiz at the end of the instructional activity.
Curated OER
General Chemistry I
In this chemistry instructional activity, students balance each of the reactions presented using the periodic table to help. Then they predict the products of the reactions and write the net ionic equation. Students also write the...
Curated OER
Chemistry: Metals and Non-Metals
Students conduct an experiment to test the reactivity of metals and non-metals. In this chemistry lesson students test metals with different chemicals to observe the reaction. The results are used to categorize the metals.
Curated OER
How is a REDOX Reaction Used to Power a Car?
Students explore electrolysis and Redox reactions. In this exploratory instructional activity students demonstrate an example of electrolysis and how it brings on a chemical change.
Curated OER
Stoichiometric Relationships
In this reactions worksheet, students learn how to solve stoichiometric problems based on the mole ratios of a balanced equation. Then students complete 7 problems.
Curated OER
Word Equation Questions
In this chemical equations learning exercise, students are given 37 word equations and they complete each by filling in the product or reactant that is missing using words.
Curated OER
Analyzing Oxidation-Reduction Reactions
In this oxidation-reduction reactions worksheet, students read about reactions where elements gain and lose electrons. When elements gain electrons they are reduced and when the lose electrons the elements are oxidized. They are given...
Curated OER
Organic Chemistry-Understanding Organic Reactions
In this organic reactions worksheet, students are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.
Curated OER
Neutralization Reactions
In this neutralization reaction worksheet, students read about how neutralization reactions are double replacement reactions in water. They complete five questions about neutralization reactions including completing five reactions and...
Curated OER
Endothermic and Exothermic Lab
In this endothermic and exothermic reactions activity, students experiment with water and a salt of choice to determine if heat is absorbed or released in the reaction. Students take the temperature of their solution over a 2 minute time...
Curated OER
IPC Chemistry Review
In this chemistry review worksheet, students classify and name compounds, calculate atomic mass, draw Lewis Dot Diagrams, and determine number of protons for atoms. This worksheet has 37 fill in the blank, 38 matching, and 3 short answer...
Curated OER
Final Worksheet
Students will review a semesters worth of material on this final chemistry review. Information ranges from naming isotopes to pH and molarity.
Curated OER
Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
Curated OER
Chemical Equilibrium
In this chemical equilibrium learning exercise, students review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This learning exercise has 15 short answer questions and 12 problems to...
Curated OER
Physical and Chemical Changes
Eighth graders distinguish between physical and chemical change. In this chemistry lesson, 8th graders observe a series of demonstrations showing physical and chemical changes. They identify the signs that a chemical reaction took place.