Curated OER
Endothermic and Exothermic Lab
In this endothermic and exothermic reactions worksheet, 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...
Curated OER
IPC Chemistry Review
In this chemistry review activity, high schoolers classify and name compounds, calculate atomic mass, draw Lewis Dot Diagrams, and determine number of protons for atoms. This activity has 37 fill in the blank, 38 matching, and 3 short...
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 worksheet, students review hydration, dissociation, and colligative properties. Students also review Le Chatelier's principle. This worksheet has 15 short answer questions and 12 problems to solve.
Curated OER
Physical and Chemical Changes
Eighth graders distinguish between physical and chemical change. For 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.
Curated OER
Chemistry
In this chemistry worksheet, students classify each chemical compound as a ketone, amine, aldehyde, or ether. Students also write a condensed formula and classification for the given organic products.
Curated OER
Acid, Base, or Salt?
In this acids and bases worksheet, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an acid, base, or...
Curated OER
Titration
In this titration activity, students calculate the pH of a solution at different points during a chemical reaction. Students write a balanced net ionic equation for the major equilibrium reaction. This activity has 3 problems to solve.
National Nanotechnology Infrastructure Network
Synthesis and Characterization of CdSe Quantum Dots
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should notice a...
Curated OER
Activity #3 Are Particles "Real?"
Students verbalize a simple particle theory, They apply their particle theory to explain what happens during chemical reactions and how this theory supports the law of conservation of matter. Pupils comprehend that the atomic theory,...
Curated OER
Curds and Whey
In this chemical reaction worksheet, students investigate the reaction that makes curds and whey. They mix milk and vinegar and run it through cheesecloth to collect the solid. Students make observations, read about curds and whey, and...
Curated OER
AP Chemistry: Acid-Base Worksheet
In this acid-base activity, students solve multiple problems related to reactions of acids and bases. They determine pH of solutions, they find conjugate acids and bases, they calculate concentrations of acids and bases and they write...
Curated OER
Chemical Calculations and Chemical Formulas
In this stoichiometry worksheet, students calculate molar masses, empirical and molecular formulas to solve 105 problems and short answer questions.
Curated OER
Balancing Equations and Identifying Reaction Types
For this balancing equations worksheet, high schoolers balance twelve equations by placing the proper coefficients in front of reactants and products and they identify the type of reaction each equation represents.
Curated OER
Classifying Chemicals
In this acids and bases worksheet, learners identify the strengths of acids and bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases, they find the molarity...
Curated OER
Properties and Perfectly Polymeric Sodas
Pupils examine physical and chemical properties of plastics, interfaces of plastics, and forms of plastics. In three lab activities, students discover the two characteristic responses of plastics to heating, thermoplastic or thermosetting.
Curated OER
Stoichiometry
For this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
Curated OER
Chemistry: Balancing Chemical Equations
Eighth graders practice balancing chemical equations. In this chemistry lesson plan, 8th graders explain why it is necessary to balance equations. They complete practice worksheets individually.
Curated OER
Synthesis Reactions
Tenth graders write and balance chemical equations and make a PowerPoint presentation on synthesis reactions.
Curated OER
Bhopal - Covalent Bonding
Using the chemicals that leaked in the Bhopal gas tragedy of 1984, chemists examine covalent bonds. Provide for them the chemical reactions and have them draw Lewis diagrams for the molecules involved. That's about all there is to the...
Curated OER
Iron Filings
Students conduct an experiment in which a solution of copper(II) sulfate is added to iron filings. They write and balance the equation for the reaction that occurs and calculate the amount of iron that reacted and the percent yield of...
Curated OER
Gas Law Stoichiometry
In this stoichiometry worksheet, students apply the gas law to determine the percent yield and the limiting reagent for the given reaction. This worksheet has 4 problems to solve.
Curated OER
"Boy Meets Chemistry... and has a Reaction!"
Students identify the four main types of reactions: synthesis, decomposition, single replacement, and double replacement. They explore the four main types of chemical reactions through an analogy of "Boy Meets Girl" and then "act out"...