Creative Chemistry
Preparation of Crystalline Derivatives of Aldehydes and Ketones
Chemistry explorers prepare a crystalline derivative and find its melting point. Once they discover the melting point, they can identify whether the substance is pure or an aldehyde or ketone. This outstanding laboratory activity helps...
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Solutions
In this solutions worksheet, students answer 18 questions about solutions, saturation of solutions, solvents and solubility.
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Substitution and Elimination Reactions
In this substitution and elimination reactions worksheet, students complete 11 reactions by writing the structural formulas for the products. If no reaction occurs, they write N.R. They also write structures of the products for 3...
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Patterns in Properties (of elements and compounds)
In this element properties activity, students complete a crossword puzzle with 91 questions related to properties of elements and compounds.
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The Formation of Solutions
In this solutions learning exercise, learners compare situations that increase or decrease the solubility of a solute. Students describe how surface area, stirring, and temperature can increase the rate of dissolving a solute. This...
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Out Spot, Darn Spot
Encourage your classes to be laundry helpers! Learners explore the chemistry of stain removal with a lab investigation. By identifying the components of the stain, they identify the most effective solute for its removal.
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Scavenger Hunt Worksheet
Exactly how environmentally friendly is your school? From the air fresheners in the bathrooms to the cleaning solvents used in the classrooms, young conservationists search the school grounds for sources of air pollution in...
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Solutions
In this solutions worksheet, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This worksheet has 2 short answer questions and 9 problems to...
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Water - the (Nearly) Universal Solvent
In this solvent learning exercise, students explore why water is considered a universal solvent. Students explore what can change dissolving rates. This learning exercise has 8 matching, 3 short answer, 11 fill in the blank, and 4...
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Matter in Solution
In this solutions worksheet, students review types of solutions, concentration and saturation of solutions, and suspensions and colloids. This worksheet has 10 fill in the blank, 7 multiple choice, and 6 short answer questions.
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Concentration of Solutions
In this solutions instructional activity, students determine how the amount of solute in a given amount of solvent effects the concentration of the solution. Students calculate the molarity of solutions. This instructional activity has 7...
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Aqueous Solutions
In this aqueous solutions worksheet, students will explore the characteristics of solutions, including the ability of different compounds to dissolve in the solutions. This worksheet has 10 true or false statements and 8 short answer...
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Mixtures and Solutions Activities
In this mixtures activity, learners access an activity on the web and record their answers from the web activity into a graphic organizer. Then students complete 2 short answer questions.
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Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, pupils calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
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Substitution and Elimination Reactions
In this chemistry worksheet, students complete the reactions by drawing structures of major products, indicating important minor products. They also write the structure of the product and describe the stereo chemistry of the product.
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Solvents
In this solvents pre-lab learning exercise, students describe the difference between a polar and non-polar solvent and also the dangers associated with hexanes and iodine. This learning exercise has 12 short answer questions.
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What is in the Water?
In this mixtures worksheet, students read about mixture and what determines if a solute dissolves in a solvent. They answer three questions about solutions and determine from a list of compounds which are soluble in water.
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Rainbow Lab
In this mixtures worksheet, middle schoolers experiment with different amounts of solutes and solvents to make solutions. They observe color changes and look for chemical and physical changes in the test tubes. Students answer 5...
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Finding Concentration
In this determining concentration worksheet, students are given the equations to find the concentration of a solution in grams per milliliter, to determine the concentration in parts per million, to determine percent mass and percent...
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Osmosis
In this biology worksheet, students determine how many solvent and solute molecules there are in the red blood cell and the IV fluid. Then they determine whether the IV fluid is hypertonic, hypotonic, or isotonic to the red blood cell.
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The Effect of Temperature on Solubility
In this solubility worksheet, students conduct an experiment to see how temperature effects the solubility of salt in water. Students record their data in a chart and then graph the results. Then students complete 2 short answer questions.
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Solubility Curves
For this solubility worksheet, students use a solubility curve to determine is different solutions are saturated or not. This worksheet has 19 problems to solve and 2 short answer questions.
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Solubility Lab
In this solubility worksheet, students test a variety of polar and non polar substances to determine which ones will dissolve in vegetable oil and which ones will dissolve in water. Students collect data and answer 2 questions about...
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Molarity Worksheet
In this molarity activity, students fill in unknowns such as mass of solute, moles of solute, volume of solution and molarity of solution in a chart with given solvents. They also calculate the molarity of solutions in other problems.