Organizer
Curated OER

Chemistry: pH and pOH Calculations

For Students 9th - Higher Ed
In this pH activity, students complete a graphic organizer by determining the pH and pOH of given solutions and then deciding if its an acid or base. Students write equations for dissociation reactions. This activity has 1 graphic...
Worksheet
Curated OER

Extending the Acid/Base Concept

For Students 9th - 12th
For this acid and base worksheet, students answer 4 questions about the definitions of acids and bases. They illustrate the differences between Arrhenius and Bronsted acids and bases and draw Lewis diagrams for the formation of compounds...
Worksheet
Curated OER

Chemical Reactions

For Students 10th - 12th
In this chemical reactions worksheet, students solve 16 exercises by writing and balancing chemical reactions. They calculate the concentration of various solutions.
Worksheet
Curated OER

Chapter 15 Review, Section 2: Acid-Base Titration and pH

For Students 9th - 12th
Keep it simple with this chemistry assignment. Learners examine an acid-base titration graph and answer four questions about the data. Then they will balance neutralization equations and calculate molarity for several specific solutions....
PPT
Curated OER

Atoms, Molecules and Ions

For Teachers 9th - 12th
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
Assessment
Curated OER

2000 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
Assessment
Curated OER

2002 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Lesson Plan
Curated OER

Understanding Scientific and Social Implications: Acid Rain

For Teachers 9th - 12th
Young scholars examine the social and scientific implications of acid rain. In this acid rain lesson plan, students read an article about acid rain, the causes of acid rain, the effects of acid rain on the environment and the proposals...
Assessment
Curated OER

1999 U.S. National Chemistry Olympiad Part III

For Students 9th - 12th
In this chemistry olympiad laboratory worksheet, learners design and carry out two experiments. They design one experiment to test for the percent mass of a substance in a solution and they design another experiment to identify two...
Worksheet
Curated OER

Organic Chemistry Problem Set Exam 1

For Students 11th - Higher Ed
Though there are technically only 13 questions on this exam, they take up six pages and make a thorough assessment of organic chemistry principles. There are plenty of diagrams to label or complete. Emission spectra are displayed for...
Lesson Plan
Curated OER

Sour Acids and Bitter Bases

For Teachers 4th - 8th
Students explore acids and bases. They experience the sour taste of acids and the bitter taste of bases by tasting substances such as chocolate, lemon juice, and baking soda. in addition, they complete a worksheet for individual assessment.
Lesson Plan
Curated OER

Chemical Magic

For Teachers 5th - 8th
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.
Lesson Plan
Curated OER

Chemistry in Foods

For Teachers 7th - 9th
Students investigate foods that are indicators, and acids and bases. In this food chemistry lesson plan, students test household products with litmus paper and with food indicators. They use blackberry, onion and red cabbage indicators...
Lesson Plan
Curated OER

Acid/Base Indicators

For Teachers 8th - 10th
Students use plant materials as indicators of acids and bases. In this acid/base indicators lesson plan, students use boiled beets, cabbage, flowers, teas or berries that have been boiled with alcohol to test various acids and bases....
Lab Resource
Creative Chemistry

pH Curves and Indicators

For Students 9th - 12th
Glimpse how pH changes during an acid-base titration by examining graphs. It contains graphs of pH changes and a chart summarizing what indicator to choose for different changes. This is not truly a worksheet, but a handy handout...
Worksheet
Curated OER

Acids and Bases in Water

For Students 9th - 12th
In this acids and bases activity, students read about what happens when an acid or base is added to water. Students complete 6 short answer questions.
Lesson Plan
American Chemical Society

Comparing the Amount of Acid in Different Solutions

For Teachers 3rd - 8th
Upcoming chemists use chemical reactions to determine relative pH in two different acids. This is a terrific lesson for middle schoolers that can stand alone as a practice in precision and lab skills, or as part of the unit on chemical...
Worksheet
Curated OER

Organic Chemistry 231, Martin Larter, Exam 1

For Students 9th - Higher Ed
If you need a straightforward and comprehensive organic chemistry exam, check this one out. Chemistry pupils identify functional groups in molecule diagrams, draw a Lewis structure, fill in a table about molecular shape, predict boiling...
Activity
Exploratorium

Indicating Electrolysis

For Teachers 6th - 12th
Sure, your learners know water is made up of two molecules, but watching them separate helps the class see the construction like never before. This resource provides directions on how to build a simple electrolysis device using a...
Worksheet
Curated OER

Chemistry of Life Study Guide

For Students 7th - 12th
Biology learners should understand a few chemistry basics. Here is a worksheet that introduces them to the concepts of chemical reactions, molecular bonding, and the unique combination of properties that make water vital to life....
Lesson Plan
California Academy of Science

Coral and Chemistry

For Teachers 6th - 12th
Using cabbage juice as a pH indicator, future scientists explore the effect of increasing carbon dioxide on the pH of the ocean and relate it to the health of coral reefs. Ideal for an earth or environmental sciences course, this lesson...
Worksheet
Curated OER

Aqueous Acids and Bases - Titration

For Students 10th - 12th
In this titration activity, students determine the moles of product plus the molarity of the solution created. This activity has 6 problems to solve.
Worksheet
Curated OER

Acids and Bases

For Students 10th - 12th
In this acids and bases worksheet, learners 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.
Lesson Plan
Curated OER

The Colors of Chemistry

For Teachers 6th - 7th
Learners investigate the acidity and alkalinity of common household products in an experiment. They use red cabbage juice and litmus paper to show the difference between strong acids and bases as they work with vinegar, dish washing...