Classroom Resources: Reactions & Stoichiometry
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51 – 75 of 93 Classroom Resources
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Chemical Change | High School
Demonstration: Creating Light with Luminol Mark as Favorite (7 Favorites)
In this demonstration, students will observe a chemical reaction that releases energy in the form of light, demonstrating chemiluminescence.
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Activity Series, Redox Reaction, Half Reactions, Oxidation, Reduction, Chemical Change, Predicting Products | High School
Lab: The Corrosion of Iron Mark as Favorite (13 Favorites)
In this lab, students will investigate the process of corrosion, a redox reaction, by analyzing how iron nails react in varied environments. Students will combine their prior knowledge with research about the reactivity of metals to make predictions in advance of the lab investigation.
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Acid Rain, Chemical Change, Acid Base Reactions, pH, Chemical Change, Classification of Reactions, Observations, Interdisciplinary | High School
Activity: Investigating Acid Rain Mark as Favorite (28 Favorites)
In this activity, students will investigate the chemistry of acid rain through web based research. Students will also have the opportunity to observe the reaction between a common acid and a material in a week long simulation and relate their findings to the effects of acid rain.
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Stoichiometry, Balancing Equations, Predicting Products, Chemical Change, Mole Concept, Dimensional Analysis, Measurements, Chemical Change, Culminating Project | High School
Project: Chemical Reaction Soda Bottle Boat Race Mark as Favorite (98 Favorites)
In this project, students will design and build a soda bottle boat with the goal of having the fastest boat to get to the other end of the rain gutter racetrack. Students will have to complete stoichiometric calculations to determine an appropriate amount of “fuel” (baking soda + vinegar) to power their boat.
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Review, Periodic Table, Physical Properties, Subatomic Particles, Electron Configuration, Covalent Bonding, Ionic Bonding, Naming Compounds, Molecular Geometry, VSEPR Theory, Lewis Structures, Chemical Change, Limiting Reactant, Stoichiometry | High School
Activity: Chemistry Review Escape Room Mark as Favorite (144 Favorites)
In this activity, students will work collaboratively to apply their chemistry knowledge in order to “escape the room.” They will work to solve four clues that span a plethora of topics ranging from Atomic Structure all the way up to Stoichiometry. These four clues will point them to four chemical reactions to conduct on a small-scale basis that will correspond with a four-digit combination to a lock. This engaging activity is not only fun for all students but also allows for interactive and collaborative review.
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Chemical Change, Combustion, Balancing Equations, Density, Specific Heat | High School
Demonstration: Methane Bubble (Dragon Ball Z) Mark as Favorite (6 Favorites)
In this demonstration, students will observe the combustion of a methane bubble. This exciting demonstration can be used as a dramatic and engaging introduction to the concepts of combustion reactions, chemical change, and balancing equations.
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Combustion, Chemical Change, Catalysts, Acid Base Reactions, Chemical Change, Balancing Equations, Classification of Reactions, Observations, Chemical Change | High School, Middle School
Demonstration: Stop & Go Gases Mark as Favorite (7 Favorites)
In this demonstration, students will witness the ability of carbon dioxide to extinguish a flame and oxygen to feed a flame. They will also be introduced to the concept of catalysts. This demonstration could also be used as an opportunity to practice writing and balancing equations and classifying chemical reactions.
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Identifying an Unknown, Experimental Design, Scientific Method, Chemical Change, Net Ionic Equation, Precipitate, Solubility, Solubility Rules, Balancing Equations, Predicting Products, Chemical Change | High School
Lab: Mislabeled Mess! Mark as Favorite (34 Favorites)
In this lab, students will identify 3 unknown acids by using the solubility rules. They will be given a list of materials and will design their own procedures for identifying the unknowns. For each combination of reactants, they will predict whether a product forms and, if it does, write complete and net ionic equations for those reactions.
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Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School
Demonstration: Fire Extinguisher Mark as Favorite (17 Favorites)
In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.
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Chemical Change, Gas Laws, Stoichiometry, Balancing Equations, Volume, Dimensional Analysis, Mole Concept | High School
Project: Air Bag Stoichiometry Mark as Favorite (135 Favorites)
In this lab, students make real-world connections of stoichiometry with the design of car air bags.
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Predicting Products, Activity Series, Chemical Change, Chemical Change, Observations | High School
Project: Wastewater Recovery Mark as Favorite (73 Favorites)
In this project, students will analyze test results in order to design a procedure for recovering certain metals from wastewater using their knowledge of the Activity Series of Metals and single replacement reactions. Based on their analysis, students will create a proposal for presentation in an effort to recommend the best plan for reclaiming the metals from the wastewater.
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Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Observations, Inferences, Chemical Change, Exothermic & Endothermic | High School
Demonstration: Introducing Limiting Reactants Mark as Favorite (15 Favorites)
In this demonstration, the teacher will perform a series of reactions between acetic acid--vinegar-- and varying amounts of sodium bicarbonate --baking soda--in order to inflate several Ziploc bags. Students will observe the reactions and analyze the quantities of reactants used as well as the results in order to understand the concept of limiting reactants. Students will also determine if the reaction is an endothermic or exothermic process based on their observations.
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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 (22 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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Chemical Change, Identifying an Unknown, Physical Properties, Chemical Properties, Chemical Change, Experimental Design, Scientific Method | High School, Middle School
Lab: As Easy as Pie Mark as Favorite (62 Favorites)
In this lab, students will use chemical and physical properties to identify an unknown powder.
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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 (19 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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Chemical Change, Exothermic & Endothermic | High School
Lab: Little Miss Muffet Mark as Favorite (40 Favorites)
In this lab, students make homemade glue from milk and compare it to commercial glue.
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Chemical Change, Observations, Acids & Bases, Chemical Change, Mixtures | Elementary School, Middle School, High School
Demonstration: Inflating a Balloon with Chemistry Mark as Favorite (29 Favorites)
In this demonstration, the teacher will perform a reaction between acetic acid (vinegar) and sodium bicarbonate (baking soda) in order to inflate a balloon and to introduce the concept of a chemical reaction to students. Students will observe the reaction, and identify indicators of chemical change as well as discuss the different types of matter that are involved.
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Chemical Change, Physical Change, Chemical Change | Middle School, High School, Elementary School
Lab: Chemical and Physical Changes Mark as Favorite (78 Favorites)
In this lab, students will observe and analyze a number of examples in order to determine if a chemical or physical change occurred.
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Chemical Change, Reaction Rate, Chemical Change, Exothermic & Endothermic, Heat, Temperature | High School
Lab: A Comparison of Two Chemical Reactions Mark as Favorite (47 Favorites)
In this lab, students will perform two chemical reactions, one between acetic acid and sodium bicarbonate and the other between the citric acid and the sodium bicarbonate in an Alka-Seltzer tablet when dissolved in water. Both reactions will produce gas while reacting in a closed plastic sandwich bag, causing it to inflate. Students will observe the reactions and analyze the results in order to understand indicators of chemical changes, heat flow, and factors that affect reaction rates
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Conservation of Mass, Chemical Change, Interdisciplinary, Culminating Project, Phase Changes, Chemical Change | Middle School, High School
Project: Law of Conservation of Mass Comic Strip Mark as Favorite (26 Favorites)
In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.
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Conservation of Mass, Measurements, Conservation of Mass, Chemical Change, Observations, Physical Change, Chemical Change | High School, Middle School
Lab: Mass & Change Mark as Favorite (16 Favorites)
In this lab, students will use unified particle pictures of solid, liquid, and gas to explain the law of conservation of mass after carrying out various experiments.
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Balancing Equations, Classification of Reactions, Chemical Change, Identifying an Unknown, Molarity, Concentration | High School
Lab: An Environmental Impact Study Mark as Favorite (83 Favorites)
In this lab, students will test a water sample which comes from a local zoo, where, it is reported that many bird eggs are not hatching. Students will test the water for the presence of multiple ions. Once the type of ion in the water is determined, students will write balanced equations to illustrate their findings. Students will also conduct a serial dilution to determine the concentration, or molarity, of the ion in the water sample. This molarity will be compared to known values to determine if the materials in the water are at an unhealthy level.
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Classification of Reactions, Conductivity, Chemical Change, Precipitate | High School
Demonstration: Sterno Mark as Favorite (2 Favorites)
In this demonstration, students will observe a decomposition reaction that triggers a precipitate reaction that prevents a solution from conducting electricity.
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Conservation of Mass, Exothermic & Endothermic, Chemical Change, Heat, Temperature, Observations, Chemical Change | High School, Middle School
Lab: Kitchen Reaction Mark as Favorite (18 Favorites)
In this lab students will observe an endothermic chemical reaction involving baking soda (sodium bicarbonate) and vinegar (acetic acid). Students will investigate the signs a chemical reaction has occurred (gas production, change in temperature). Students will perform the lab in an open system so they can see the change of mass due to gas production. This lab is a lead into the topic of conservation of mass. After the lab is completed, the teacher should do a demonstration of the exothermic reaction Hydrogen peroxide and potassium iodide.
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Stoichiometry, Percent Yield, Classification of Reactions, Balancing Equations, Chemical Change, Dimensional Analysis, Error Analysis, Measurements, Accuracy | High School
Lab: Baking Soda Stoichiometry Mark as Favorite (60 Favorites)
In this lab, students will decompose baking soda and use stoichiometry to determine the proper balanced chemical equation of its decomposition.