K20 LEARN
Untwining And Intertwining: Chemical Reactions
What happened when the chemistry teacher told a bad joke? There was no reaction! A creative take on the traditional reaction types lesson invites learners to draw their own conclusions about how compounds and elements combine. Groups...
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Natural Indicators: How Do They Work?
Students describe characteristics and common uses of acids and bases. They describe the role of natural indicators in the chemistry of acids and bases after testing and making observations on a variety of plant extracts. Students observe...
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Acidity
Sixth graders describe the physical and chemical properties of acids. In this chemistry activity, 6th graders test the acidity of different solutions. They identify acids and bases using the pH scale.
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pH and pOH Calculations
For this acids and bases worksheet, students calculate the pH or pOH of given amounts of different chemical compounds. This worksheet has 13 problems to solve.
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Raindrops Keep Burning On My head
Students investigate the effects and causes of acid rain. They test pH of household items to familiarize themselves with pH scale and compare that information with acid rain solutions. They investigate impact of acid rain via internet...
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What is the Best Solution to Dye Easter Eggs?
Learners use red and blue litmus paper to determine the category of common substances. They then set up an experiment using vinegar, water, and ammonia (or milk of magnesia) to determine that acids make the best solution for dyeing...
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Water Ph
Eighth graders study the concepts of acids, bases, salts and neutralization. They discuss steam adoption program, acid rain and other ecological implications. They use indicators to obtain pH values of household chemicals and to...
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Science Safety Rules
In this chemistry learning exercise, students read the paragraphs on the sheet to locate the broken safety rules. Then they underline each one of these and count how many they found.
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Chemical Magic
Students identify acids and bases. In this chemistry lesson, students use red cabbage juice as an indicator of whether the liquid is an acid or base. Students discuss the results.
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DNA Extraction with Kitchen Chemistry
Students extract DNA from green peas. In this DNA extraction lesson plan, students use a blender to chop up peas, they mix them with a little soap, they tenderize them and they mix them with alcohol to see the DNA precipitate through the...
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What Is In The Cup?
High schoolers investigate the mixtures of solutions. They utilize cups filled with bases and acids. Students test and determine the pH of each cup. The multiple cups are compared to each other in order to chart acids and bases according...
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Chemistry
In this chemistry learning exercise, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom....
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Acid Base
In this acid and base worksheet, students review the characteristics of acids and bases, how to calculate pH of a solution, and define a buffered solution. This worksheet has 16 multiple choice questions and 3 problems to solve.
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The Chemistry of Life
In this chemistry of life activity, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
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Acid Base Neutralization Problems
In this acid base instructional activity, students calculate the concentration of solutions as products of acid and base reactions. This instructional activity has 9 problems to solve.
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Chemistry: pH Probe
Students conduct a pH probe of various household products including both bases and acids. In groups, they use litmus paper to test such liquids as amonia, vinegar, and detergent to discover which are acids and which are bases. Finally,...
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Acids and Bases
In this acids and bases worksheet, students explain the 6 properties of acids and bases and compare the Arrhenius and Bronsted-Lowry definitions of acids and bases. This worksheet has 16 problems to solve.
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Organic Chemistry
In this organic chemistry worksheet, students name the molecules shown and circle and name the functional group of the given molecules. Students draw the skeletal structure for chemical compounds. This worksheet has 5 problems to solve.
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Chemistry and the Food System
For this chemistry worksheet, students review how chemistry has helped grow and preserve different foods. This worksheet has 11 fill in the blank, 3 multiple choice, and 6 short answer questions.
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Chemistry: Metals and Non-Metals
Students conduct an experiment to test the reactivity of metals and non-metals. In this chemistry lesson students test metals with different chemicals to observe the reaction. The results are used to categorize the metals.
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Nomenclature Worksheet
In this chemistry worksheet, students write the appropriate chemical name for the 15 compounds listed. Then they write the appropriate chemical formula for the 15 compounds listed.
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Chemistry 1A Review
In this Chemistry 1A worksheet, students review, molecular weight, solubility, endothermic reactions, and number of protons, neutrons, and electrons for elements. Students review Lewis Structures and how to predict the amount of product...
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Determination of the percentage of Acetic Acid in Vinegar
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
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Explorit's Chemistry Quiz
In this chemistry activity, students complete a six question multiple choice quiz about chemistry. This is an on-line interactive activity.
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