Curated OER
Activity #9 Tye Green Blob
Students comprehend that a chemcial change produce substances with a different composition and physical and chemcial properties. They state the differences between physical and chemical changes. Pupils observe changes that occur during...
Curated OER
Activity #13 Changing The Look of Sugar
Students observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students are...
Curated OER
Activity #15 The Snowy Christmas Tree
Middle schoolers weigh out the proper amount of silver nitrate and prepare the silver nitrate solution. They observe what occurs when pure copper is added to silver nitrate solution. Pupils determine whether the change in the appearance...
Curated OER
Chemistry 112: Form A-
For this chemistry 112 worksheet, students use their knowledge of chemistry concepts to answer the multiple choice questions provided. Students calculate the answers using the appropriate formulas.
Curated OER
Electrolysis
Students conduct a series of experiments on water electrolysis. In this chemistry instructional activity, students explain what happens to the molecules during the process. They cite real world applications of electrolysis.
Curated OER
AP Chemistry-Thermochemistry
For this thermochemistry worksheet, students answer twenty multiple choice questions about heat, enthalpy changes, thermal, mechanical and electrical energy and the laws of thermodynamics.
Virginia Department of Education
Acids and Bases
What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH.
Curated OER
The Nobel Prize in Chemistry 2003 - Information for the Public
An information-packed eight-page article detailing the history of understanding active transport across cell membranes makes up the bulk of this handout. Two pages of reading comprehension and critical-thinking questions follow. The...
Cornell University
What Is Rust?
Why do metals rust differently? Scholars experiment with metal combinations in a hands-on activity. They create unique environments with different metals and compare the rate and amount of rust for each.
Beyond Benign
Is It Easy Being Green Game Show
Is it possible to create an environmentally friendly shampoo? Learners accept this challenge in the fifth lesson in a green chemistry series of 24. The analysis of their shampoo ingredients must address pH, exothermic reactions, and...
Concord Consortium
Polymers and Monomers
You don't want to break these chains! Show young chemists and biologists the basics of polymerization with a simple interactive. The resource gives learners three types of polymers to experiment with, as well as a brief tutorial about...
Royal Society of Chemistry
Chromium Oxidation States
Colorful chromium is captivating! Science sleuths solve a series of puzzles using an interactive resource. Individuals relate the oxidation states of chromium to the colors produced when the compound is placed in acidic or basic solutions.
Curated OER
Determination of Equivalent Weight of an Acid
In this chemistry worksheet, students look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
Curated OER
Rusting-A Form of Oxidation
Students observe the rusting process in the lab. In this chemistry lesson, students rank metals according to their conductivity. They give real world applications of this activity.
Curated OER
Chemical Equations
In this chemical equations worksheet, students are given the trends for the reactions between the alkaline earth metals with water, the solubility of the Group II hydroxides and the solubility of the Group II sulphates.
Curated OER
Energy Worksheet
In this energy learning exercise, learners calculate the enthalpy of chemical reactions to answer 9 problems. They determine whether the reaction is exothermic or endothermic.
Curated OER
Stoichiometry
In this stoichiometry instructional activity, students calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for...
Earth Day Network
Staying Green While Being Clean
Clean up the environment with a lesson plan that focuses on replacing hazardous cleaning supplies with green, environmentally-friendly products. Using a dirty patch of surface as a control area, kids clean other parts of various surfaces...
Curated OER
Observation and Stimulation of bioluminescence and chemiluminescence
Students are introduced to chemical reactions, reaction rates, chemiluminescence, fluorescence and bioluminescence. They use glow sticks are used to demonstrate the effect of temperature on the rates of chemical reactions. Pupils recall...
Curated OER
Transition State Theory
In this transition state theory worksheet, high schoolers read about chemical reactions and the theory for how chemical reactions proceed. They answer questions about the activated complex, the activation energy and the collision theory...
Curated OER
Fertilizers, Pesticides and Human Health
Students define several vocabulary terms related to chemicals and toxicology. Students calculate chemical concentrations in water and explain the toxicological principles that govern safety of substances. Students conduct an...
Curated OER
Rate Determining Step and Catalyst Activity
Students work in groups to stuff as many envelopes as they can in 3-5 minutes. They use an assembly line method. Envelope stuffing is compared to a chemical reactions. The idea of catalyst is considered, and students determine a way to...
Curated OER
Experiments in Nanotechnology: Ferrofluids
Students explore the world of nanotechnology by synthesizing ferrofluids in a series of chemical reactions. In small groups, they follow the procedure to create the ferrofluids using precise measuring techniques. They test the resulting...
Curated OER
Disposable Diaper Comparison and Mystery Powder Identification
Students investigate which diaper is the most absorbent. In this chemistry lesson, students calculate how much water is absorbed by diapers. They identify an unknown powder based on physical and chemical properties.