126 – 150 of 203 Classroom Resources

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  Classification of Reactions, Balancing Equations, Combustion, Reversible Reactions, Stoichiometry | High School

  Demonstration: Firefighter or Fireball Mark as Favorite (26 Favorites)

  In this demonstration the teacher will complete two chemical reactions inside of separate balloons that each produces a gas. Students will observe and record data as the teacher attempts to ignite each balloon. This demonstration will help students better understand how to predict products, as well as familiarize them with double replacement and combustion reactions.

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  Molecular Formula, Stoichiometry, Law of Definite Proportions, Dimensional Analysis, Mole Concept, Classification of Reactions | High School

  Lab: Finding the Formula of Magnesium Oxide Mark as Favorite (26 Favorites)

  In this lab, students will recognize that oxygen has mass and that heating can involve and increase in mass as an element reacts to become an oxide

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  Limiting Reactant, Stoichiometry, Dimensional Analysis, Mole Concept, Scientific Method | High School

  Lab: Limiting Reactants in Brownies Mark as Favorite (25 Favorites)

  In this lesson, students will investigate the idea of limiting reactant using a brownie recipe.

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  Reduction, Classification of Reactions, Redox Reaction, Functional Groups, Chemical Change | High School

  Lab: Silver Test Tube Holiday Ornament Mark as Favorite (25 Favorites)

  In this lab, students will carry out a reduction reaction in order to create a silver-plated test tube that can be used as a holiday ornament.

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  Renewable Energy, Conservation of Mass, Chemical Change, Volume, Pressure | Middle School, High School

  Lab: Power That Stinks Mark as Favorite (25 Favorites)

  In this lab, students will experiment with creating and capturing biogas, and have an opportunity to look at how energy is created from waste. They will explore the differences between non-renewable and renewable energy sources.

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  Chemical Change, Physical Change, Observations, Molecular Structure, Lewis Structures, Polarity, Chemical Change | High School

  Lab: DIY Triiodide Mark as Favorite (25 Favorites)

  In this lab, students will investigate how iodine interacts with various substances. They will use color changes to justify whether a chemical or physical change is taking place. This activity is referenced in the October 2019 ChemMatters article called “Cash, Chemistry, and Counterfeiting.”

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  Chemical Change, Limiting Reactant, Classification of Reactions, Percent Yield, Stoichiometry, Concentration, Molarity, Mole Concept, Dimensional Analysis | High School

  Demonstration: First Day Review Mark as Favorite (24 Favorites)

  In this demonstration, students see evidence of a chemical reaction.

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  Titrations, Strong vs Weak, Indicators, pH, Equivalence Point, Acid Base Reactions, Balancing Equations, Graphing | High School

  Lab: Titration Curves Mark as Favorite (24 Favorites)

  In this lab, students graphically observe a plot of micro acid/base titrations and determine the equivalence point of each plotted curve.

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  Solute & Solvent, Molarity, Tyndall Effect, Concentration, Stoichiometry, Dimensional Analysis, Mole Concept | High School

  Activity: Solubility & Solutions Mark as Favorite (23 Favorites)

  In this inquiry activity, students investigate types of solutions, identifying the solute and solvent, and classifying each solution. They them solve stoichiometry problems involving solutions of different concentrations.

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  Temperature, Temperature, Heat, Photosynthesis, Isotopes | High School

  Lesson Plan: Climate Change and the Keeling Curve Mark as Favorite (23 Favorites)

  In this lesson, students will learn about climate change through reading about research behind carbon dioxide emissions, which led to the development of the Keeling Curve. Isotopic tracing as well as photosynthesis are briefly touched on. There are a series of activities to help promote literacy in the science classroom related to the reading. This lesson could be easily used as plans for a substitute teacher, as most of the activities are self-guided.

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  Exothermic & Endothermic, Chemical Change, Heat, Temperature, Classification of Reactions | Middle School, High School

  Lab: Designing Exothermic and Endothermic Reactions Mark as Favorite (23 Favorites)

  In this lab, students will design and test an experiment for producing either an endothermic or an exothermic reaction. The goal of the lab is for students to successfully construct a reproducible procedure for a reaction that either releases or absorbs thermal energy, and that can be supported with data.

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  Limiting Reactant, Dimensional Analysis, Stoichiometry | High School

  Lesson Plan: Map to Solving Limiting Reactant Problems Mark as Favorite (21 Favorites)

  In this lesson, students will learn how to follow a step-by-step problem solving method for limiting reactant stoichiometry problems. This method can be particularly beneficial for students who struggle with completing these calculations.

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  Polymers, Polymers, Chemical Change, Chemical Bond | Middle School, High School

  Demonstration: Turn Milk into Plastic Mark as Favorite (21 Favorites)

  In this demonstration, students will observe the process of making a polymer, casein plastic, from the casein protein found in milk.

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  Redox Reaction, Oxidation, Reduction, Half Reactions, Reaction Rate, Reaction Rate | High School

  Lab: Stop The Science: Redox Regulation Mark as Favorite (21 Favorites)

  In this lab, students will investigate oxidation-reduction reactions while creating a complex picture using reactions of copper solutions on aluminum foil. Students will also apply previous knowledge of reaction rate to adjust concentrations, allowing for artistic expression such as shadowing and layering in their artwork.

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  Net Ionic Equation, Precipitate, Solubility, Solubility Rules, Balancing Equations | High School

  Activity: Animation Activity: Net Ionic Equations Mark as Favorite (20 Favorites)

  In this activity, students will view an animation that explores what happens in a precipitate reaction on the particulate level. They will see why writing a net ionic equation accurately represents what happens in these scenarios. An example of diluting a soluble solid, mixing two aqueous reactants that yield aqueous products, and mixing two aqueous reactants that yield a precipitate are part of this animation.

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  Acid Rain, Acid Base Reactions, Chemical Change, Chemical Change, Indicators, Equivalence Point, pH, Concentration, Molarity | High School

  Lab: Seeing the Effects of Acid Rain Mark as Favorite (20 Favorites)

  In this lesson, students will prepare an environment and make acid rain to see how the acid rain effects the items in the environment.

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  Molecular Structure , Functional Groups, Experimental Design, Interdisciplinary, Chemical Change | High School

  Lab: Designing Biomimetic Songbird Preen Oil from Waste Cooking Oil Mark as Favorite (20 Favorites)

  In this guided-inquiry lab, students will design and test a procedure reacting waste cooking oil in a blue cheese slurry to create a substance that mimics songbird preen oil, which is both antibacterial and hydrophobic. Students will convert the fatty acids in waste oil to methyl ketones, thought to be the principal antibacterial component of preen oil, using the P. roqueforti mold found in blue cheese. Students will expand their knowledge of biomimicry, inherent properties of preen oil, and chemical synthesis by applying the principles of green chemistry. They will also assess their own process through higher-order problem solving and building on their scientific research skills.

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  Limiting Reactant, Acid Base Reactions, Stoichiometry, Indicators, pH, Dimensional Analysis, Mole Concept, Measurements, Concentration, Molarity | High School

  Lab: Acid/Base Stoichiometry Mark as Favorite (20 Favorites)

  In this lab, students experience a limiting reactant and can physically see the difference in amounts of product generated. They also see which reactant is in excess.

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  Conservation of Mass, Matter, Conservation of Matter, Conservation of Matter, Conservation of Mass, Balancing Equations, Chemical Change, Predicting Products, Experimental Design, Chemical Change, Observations | High School

  Lab: Matter Matters Mark as Favorite (20 Favorites)

  In this lesson, students will investigate the Law of Conservation of Mass.

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  Activity Series, Electrons, Electron Transfer, Balancing Equations, Predicting Products, Chemical Change, Chemical Change, Observations | High School

  Activity: Simulation Activity: Metals in Aqueous Solutions Mark as Favorite (19 Favorites)

  In this activity, students will run simulated tests of various metals in aqueous solutions to determine the relative reactivity of these metals. A total of eight metals will be observed in various combinations with the corresponding metal nitrate solutions and hydrochloric acid. Students will interpret the data collected to construct an activity series of the elements used in this simulation.

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  Limiting Reactant | High School

  Lab: Limiting Reactant Candy Mark as Favorite (19 Favorites)

  In this lab, students will understand what is meant by the term, "limiting reactant" and be able to identify the limiting reactant in a non-chemistry situation.

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  Conservation of Mass, Conservation of Matter, Chemical Change, Classification of Reactions, Percent Yield, Balancing Equations, Error Analysis, Accuracy, Chemical Change, Chemical Properties, Conservation of Mass, Conservation of Matter, Observations, Separating Mixtures | High School

  Lab: Reactions of Copper Mark as Favorite (19 Favorites)

  In this lab, students will convert copper metal into different copper compounds and then back to copper to illustrate conservation of matter.

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  Stoichiometry, Beer's Law | High School

  Lesson Plan: Aspirin Synthesis and Spectroscopy Analysis Mark as Favorite (19 Favorites)

  In this lesson, students will synthesize aspirin and analyze the end product using spectroscopy by applying Beer’s Law.

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  Classification of Reactions, Chemical Change, Catalysts, Observations | Middle School, High School

  Demonstration: Catalyst in Motion Mark as Favorite (19 Favorites)

  This demonstration allows students to visualize how a catalyst can impact a chemical reaction. Students will also identify the products of a decomposition reaction, as well as determine if the reaction was endothermic or exothermic based on their observations.

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  Titrations, Limiting Reactant, Acid Base Reactions, Indicators, Chemical Change, Equivalence Point, Stoichiometry, Balancing Equations, Chemical Change, Graphing, Error Analysis, Chemical Change, Error Analysis, Measurements, Concentration, Molarity | High School

  Lab: Acid-Base Mole Ratio Mark as Favorite (19 Favorites)

  In this lab, students study several concepts, including acid-base reactions, limiting reactants, and stoichiometry, by observing the contained reaction of acetic acid (diluted vinegar) with sodium hydrogen carbonate (baking soda) in an unconventional, cost effective titration.