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2004 U.S. National Chemistry Olympiad - Local Section Exam
In this National Olympiad exam worksheet, chemistry apprentices answer sixty multiple choice questions including general chemistry topics such as atomic structure, gases, problem solving, writing and balancing equations and solutions....
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Investigating the Change
Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...
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Balancing Redox Reactions in Acidic and Basic Solutions
Five acidic and five basic solutions are listed for your chemistry apprentices to review. For each, they must state which atom or ion is being oxidized or reduced, and then name the oxidizing or reducing agent. Finally, they balance each...
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Solutions, Electrolytes and Concentration
In this chemistry worksheet, students categorize certain compounds as acids, bases or salt to complete 1 table. They solve 5 problems on molarity.
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Acid/Base Calculations
In this chemistry worksheet, students calculate the concentration of acids and bases at equilibrium to answer 6 problems related to the topic.
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Chemical Reactions
For this chemical reactions worksheet, students solve 16 exercises by writing and balancing chemical reactions. They calculate the concentration of various solutions.
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Acids and Bases
In this acids and bases learning exercise, students complete 32 fill in the blank and short answer questions on acidity or alkalinity. They color molecular diagram according to the key.
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Acids and Bases
For this chemistry worksheet, students answer 50 multiple questions on acids and bases. They calculate the pH and pOH of acid and bases solutions.
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Quiz on pH, Acids, Bases, Alkalis, Neutralisation and Salts
In this chemistry worksheet, students complete 5 multiple choice questions by selecting the correct answer from the drop down box.
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Interdisciplinary Applications of Chemistry Through Engineering in Modern Medicine
Students explore the different techniques used in forensic science. In this chemistry lesson, students investigate a fictional crime and identify the culprit. They create a brochure or collage career bulletin.
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Determining pH
Eighth graders explain the difference between acids, bases and neutral solutions. In this chemistry lesson, 8th graders describe the properties of each. They determine the pH of an unknown solution using the indicator paper and pH scale.
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Chemistry quiz
For this chemistry worksheet, students answer short answer and true and false questions about acids, bases, atoms, elements, and more. Students complete 20 questions.
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Can Acids and Bases Remedy the Body?
Learners try to cure an upset stomach. In this acids and bases in the body lesson, students create a upset stomach with a vinegar and water solution, then use antacids and home remedies to attempt to restore pH balance to the mixture.
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An Introduction to Acids and Bases
Students explore acids and bases. In this lesson about acids and bases, students do an experiment to test certain items to determine what they are. Students use cabbage and litmus paper as indicators. Students understand how to sort the...
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Acid or Base? Toxie's On The Case!
In this chemistry worksheet, students read about the differences between substances that are acids and bases. They read about Litmus dye and the pH scale. They experiment with six household substance by testing them with litmus paper to...
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Strings and Things: An Investigation into pH
Students test the pH of everyday substances. In this chemistry lesson, students test the pH of household substances using litmus paper to classify substances as acids or bases, then use pH to test the validity of the claim that dock...
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Acids and Bases
In this acids and bases learning exercise, students solve 10 problems and short answer questions on acid and bases concentration. They calculate the pH and pOH of solutions.
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Acids and Bases
Students analyze everyday materials to determine whether they are acids, bases, or neutral. In this chemistry lesson, students investigate the pH of various house hold products. They discuss why it is important to know if substances are...
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How Can You Test Your Soil?
Students investigate chemicals in soil samples. In this soil science lesson, students test local soil to measure the pH, nitrate, phosphate, and potassium content.
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Identifying Acids and Bases
Sixth graders observe the physical and chemical change that can occur in an acid and a base. In this acids and bases lesson plan, 6th graders use cabbage juice to identify, compare, and contrast acids and bases.
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Determining pH
Students evaluate pH levels through a solubility experiment. In this pH levels lesson, students list characteristics of acids and bases. Students complete their own pH level experiment. Students go to the GEMS Alien Juice Bar website to...
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Chemical Magic
Students identify acids and bases. In this chemistry lesson plan, 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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Acidic Apples and Basic Belches
Students determine whether everyday consumables are acidic or bases. They investigate, in groups, the difference between acids and bases. They determine which substance tested would be most effective in treating heartburn and why.