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Factors Which Affect the Rate of Chemical Reactions
Learners complete an experiment with Alka-Seltzer and reaction rates. They control the rate in which gases are allowed to escape. They test their predictions and observe what happens during the experiment.
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Chapter 12 Review, Section 3: Solutions
A neat presentation and challenging content make this solutions activity an ideal homework assignment for your budding chemists. Short answer and problem solving questions get them to review molarity, products, and reactants.
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Types of Reactions
In this reactions worksheet, students describe combustion as either exothermal or endothermal. Students balance reactions and label the types of reactions. This worksheet has 1 multiple choice, 2 short answer, and 10 problem solving...
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Stoichiometry Homework
In this stoichiometry worksheet, learners determine how much reactants are necessary to complete the given chemical reactions. This worksheet has 4 problems to solve.
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Chemical Reactions
Learners work in groups to define chemistry vocabulary including the terms reactants, products, exothermic and endothermic. They then combine the group definitions to arrive at a consensus definition for the class. Students also listen...
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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...
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Yeast Fermentation
Students measure the temperature change involved in the production of carbon dioxide by yeast. They also identify products and reactants in a chemical and balance the equation.
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Can You "Gas" What's Happening?
Young scholars examine gas production in "soil" samples through hands on activities and class discussions, to determine if the soil samples have contain living or non-living systems.
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Physical and Chemical Changes
Sixth graders complete several experiments about chemical and physical changes. In this physical and chemical science lesson, 6th graders complete 6 experiments about chemical and physical changes. Students examine the processes of...
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Stoichiometry
For this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
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Chapter 17 Worksheet- Equilibrium
In this equilibrium worksheet, students answer eleven questions about chemical reactions, equilibrium concentrations and endothermic and exothermic reactions. They write equilibrium expressions for chemical reactions and they explain...
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Are All Equilibria Created Equal
In this equilibrium worksheet, students read about the factors that effect equilibrium in solutions such as the pressure of the solution, the temperature and the concentration of the solution. They answer three multi-part questions about...
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Everything You Ever Wanted to Know About Stoichiometry
In this chemistry worksheet, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the product...
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Chemical Equilibrium Worksheet
In this chemical equilibrium worksheet, students match the 8 terms on the left with the correct description on the right. They write short answers and fill in the chart for 27 questions.
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What Influences Reaction Rate?
Students study reaction rates, what determines how fast a reaction happens and how the chemical changes occur. In this reactions lesson students complete a lab where they use Alka-Seltzer to observe reaction rate and create a graph...
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Activation Energy
Students investigate activation energy through endothermic and exothermic reactions. In this activation energy lesson plan, students conduct 2 experiments, one is an endothermic reaction and the other is an exothermic reaction. Students...
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WS 10.9 Plastic Recycling
In this recycling worksheet, students search for as many types of plastics categorized with the resin identification codes and fill in a chart for each plastic type. They identify the product name, the category the plastic is in, the...
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WS 12.9 Aromatic Compounds
For this aromatic compounds worksheet, students write the IUPAC names for given aromatic compounds and they draw line formulas for molecules.
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The Energy Debate - Energy of Peanut
Students articulate the difference between the terms heat and temperature. They calculate the amount of energy associated with a given temperature rise and design an experiment to measure the energy of a fuel.
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The Energy Debate - Stoichiometry
Students determine crude oil can be separated into useful fractions by a process of fractional distillation. They write a balanced equation for the reaction between a hydrocarbon and oxygen.
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Bhopal - Runaway Reaction
Young scholars research and study the disaster of Bhopal to grasp the essential concept of controlling chemical reactions. They explain how the Bhopal disaster might have been prevented based upon their knowledge of factors affecting...
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Bhopal - Rate of Reaction
Students determine that the rate of reaction is affected by temperature, surface area, concentration of reagent, and addition of a catalyst or inhibitor. They observe that on December 3rd, 1984, 8000 people died when the chemical plant...
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Chemistry & The Community
Students complete a Webquest which investigates the chemistry in items such as shampoo. They research the Internet, perform a lab experiment, and write a scientific lab report with their findings. Upon completion of the activities, the...
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Equilibrium Supplementary Worksheet
In this equilibrium activity, students calculate the equilibrium constant and concentration to answer 13 problems. They predict the shift of the reaction when certain species are added.