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Lewis Structures
In this Lewis structures worksheet, students identify and describe what Lewis structures or dot diagrams are and how they illustrate the valence electrons in an outer shell. Then they use a periodic table to determine the numbers of...
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Balancing Act
In this balancing equations worksheet, learners walk through 1 sample equation in which they determine the number of atoms for each element then add coefficients to the equation to balance the atoms. After completing the sample, they...
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CHM 2211: Problem Set 13 Synthesis of Carboxylic Acid Derivatives
In this chemistry learning exercise, students work on a problem set consisting of 16 equations in which they synthesize carboxylic acid derivatives.
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Chemistry Word Search
In this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.
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Chemistry II Enthalpy Worksheet
For this enthalpy equation worksheet, students are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
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Invisible Ink!
Students explore how chemical reactions occur. After a brief discussion of household chemicals and how they work, students prepare a solution of invisible ink. Students create a message with their ink and watch the reaction as their...
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Type of Chemical Reactions: Single and double displacements
Students are taught that combustion of carbon in charcoal briquetts produces heat and light. They are shown how to find single displacement and double displacement. Students solve problem set of single and double displacement.
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Rusting as a Chemical Reaction
Learners participate in a hands-on activity in which they observe conditions that are most conducive to the rusting of iron. They set up an experiment with 8 different nails in different situations with one of them acting as a control....
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Math, Chemistry, and Food
Pupils explore the effects of chemical reactions when cooking. Using the Internet, they research enzymes and then mix jello. They examine their results and test enzyme activity by adding pineapple to the jello. Finally, they test their...
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Did a Chemical Reaction "Really" Occur?
Students perform several different experiments to observe signs of chemical reactions and determine if reaction has occurred, use search engine to find Internet sites pertaining to chemical reactions, and write up brief summary of site.
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Hot Gas Or Cold Gas Lab
Pupils engage in a lab project to study chemical reactions. They use guided questions to help facilitate the lab experience and come to the correct outcomes. The lesson plan does not contain a true understandable objective. The lesson...
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No Creation-No Destruction--All in a Baggie
Students investigate the concepts of conservation of mass and simple chemical reactions. Students complete lab experiments and record all observations as well as conduct experiments on their own to determine which reactions created...
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Acids, Copper, and Zinc
Students observe chemical reactions using post-1982 pennies. They observe the reaction of an acid with zinc but not copper under the same conditions over a two week period.
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Ammonium Nitrate - Is it worth the Risk?
Students consider that ammonium nitrate is used as a fertilizer and an explosive. They study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. The dual nature of Ammonium Nitrate was...
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Breathing Victory
Students discuss anaerobic respiration and how it relates to sprinting. After discussion of related processes, students create a brochure that explains the complex processes behind every muscular interaction.
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Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
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Slime and Polymers
Students participate in an experiment to demonstrate how mixing certain chemicals together can change the consistency of both chemicals. Glue, water, and borax are used to create a slime-like substance which is examined to determine how...
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Chemical Weathering
Students measure the effect of water temperature on the rate of a chemical reaction, similar to the interaction of a weak acid and carbonate rock, using hot water and effervescent antacid tablets.
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Catalase Enzyme
Young scholars design and conduct an experiment to test their ideas about how to speed up or slow down the rate of an enzyme-catalyzed reaction. They have access to an array of physical and chemical factors that might influence enzyme...
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Rate of Solvation
Students test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up with...
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Hydrated Salt
Students plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
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Types of Chemical Reactions
Students understand the difference between four different types of chemical reactions: composition, synthesis, single replacement, and double replacement and identify the type of reaction and predict the products of these types of...
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Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
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Observations & Chemical Reactions
Learners conduct a series of experiments in which they explore chemical reactions. They detect chemical changes by observing how physical properties change when two different chemicals are combined. They list and describe the reactants...