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Unit Plan
Vision Learning

Visionlearning: Chemical Relationships: Acids and Bases

For Students 9th - 10th
An explanation of historical ideas that lead to the current day concepts of acids and bases. The Concept of pH is briefly introduced.
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Website
Oklahoma State University

Oklahoma State University: Acid Base Overview

For Students 9th - 10th
Beginning with the example of the hydrangea, this page gives a good overview of acid-base chemistry.
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Lesson Plan
Other

Nearpod: Exploring Acids & Bases

For Teachers 9th - 10th
For this lesson on exploring acids and bases, students will explore the pH scale and how is it related to acids and bases by learning key vocabulary terms and visuals related to the chemical process of neutralization.
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Handout
Other

Chemguide: P H Curves (Titration Curves)

For Students 9th - 10th
On this site from Chemguide, the titration curves for various acid-base combinations (weak acid/strong base, strong acid/strong base, etc.) are talked about with examples of each given.
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Activity
Science Bob Pflugfelder

Science Bob: The Exploding Lunch Bag

For Students 3rd - 5th
This site contains a simple procedure for observing an acid-base neutralization reaction (baking soda and vinegar), in which the product, carbon dioxide, causes a zipped bag to explode.
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Bases

For Students 9th - 10th
Acting as an overview from the General Chemistry Virtual Textbook, this site explores bases and their related characteristics. Several formulas are also provided.
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Handout
Chem4kids

Chem4 Kids: Acids & Bases

For Students 3rd - 8th
This Chem4Kids site provides a general overview of acids and bases, and their use in chemistry. Content focuses on "names to know" and how acids and bases work.
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Activity
American Chemical Society

Inquiry in Action: Neutralizing Acids and Bases

For Teachers 9th - 10th
A lab activity where students will neutralize and acidic solution with a base and a basic solution with an acid by using their knowledge of a red cabbage indicator. This site includes teacher and student instruction for the lab activity...
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Lesson Plan
American Chemical Society

Middle School Chemistry: Neutralizing Acids and Bases

For Teachers 9th - 10th
Learners will use citric acid and sodium carbonate solutions to see that adding a base to an acidic solution makes the solution less acidic. Students will then use a base to help them identify which of two acidic solutions is more...
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Neutralization

For Students 9th - 10th
Acting as an overview from the General Chemistry Virtual Textbook, this site explores neutralization in relation to acids and bases. Formulas and examples are also provided.
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Unit Plan
BBC

Bbc: Gcse Bitesize: Types of Chemical Reactions

For Students 9th - 10th
Bases are substances that can react with acids and neutralize them. Alkalis are bases that are soluble in water. The pH scale measures how acidic or alkaline a substance is. Substances with a pH lower than 7 are acidic, those with a pH...
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Activity
PBS

Pbs Teachers: Kitchen Chemistry

For Students 3rd - 8th
Conduct a series of virtual experiments using basic, acidic and neutral household liquids. Draw a conclusion from the results collected in an online lab journal.
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Unit Plan
BBC

Bbc: Gcse Bitesize: Acids, Alkalis and Salts Aqa

For Students 9th - 10th
This lesson focuses on acids and alkalis including acidic and alkaline solutions, neutral solutions, indicators and the pH scale, the colors for litmus paper, and a link to a test.
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Website
PBS

Pbs Learning Media: Acids and Bases: Making a Film Canister Rocket

For Students Pre-K - 1st
ZOOM cast members mix different amounts of baking soda and vinegar to see which combination produces the most carbon dioxide for launching a film-canister rocket. [3:23]
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Interactive
Other

The Acids, Alkalis and Salts Crossword

For Students 9th - 10th
Test your chemistry knowledge with this exciting hands-on online crossword puzzle. Creative Chemistry has developed an on-line game for teachers to utilize in their classrooms.
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Handout
Chem Tutor

Chem Tutor: Titration

For Students 9th - 10th
A concise tutorial that explains titrations and provides some practice problems with answers.
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Lesson Plan
TeachEngineering

Teach Engineering: Not So Neutral Views

For Teachers 3rd - 8th
Students are introduced to acids and bases, and the environmental problem of acid rain. They explore ways to use indicators to distinguish between acids and bases. Students also conduct a simple experiment to model and discuss the...
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Lesson Plan
American Chemical Society

Middle School Chemistry: Chapter 6: Chemical Change

For Teachers 9th - 10th
Twelve interactive chemistry lessons about chemical changes complete with handouts and animations.
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Handout
Chem Tutor

Chem Tutor: Chemistry: Titration and P H Math Problems

For Students 9th - 10th
This is a titration and ph math problem exercise; the answers are also provided.
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Lesson Plan
Science Education Resource Center at Carleton College

Serc: Magic Paper

For Teachers 9th - 10th
This lesson serves as an introduction to neutralization reactions. Students will observe that the goldenrod copy paper acts as an indicator changing colors and also that an acid can neutralize a base.
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Activity
TOPS Learning Systems

Tops Learning Systems: Top Science: Cabbage Chemistry [Pdf]

For Students 9th - 10th
Experiment using water from boiling red cabbage to determine if a material is an acid, a base, or neutral.
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Website
Chem4kids

Chem4 Kids: Reactions: Names to Know

For Students 5th - 8th
Acids and bases are scaled. These facts are good knowledge to have when classifying solutions as acidic, basic, or neutral.
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Activity
Center of Science and Industry

Cosi Columbus: Cabbage Patch Chemistry [Pdf]

For Students 9th - 10th
Make your own indicator by using red cabbage leaves and common household items. Includes full list of materials, procedures, and scientific explanation of how to determine if a substance is acidic, basic, or neutral based on the colors...
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Activity
US Environmental Protection Agency

Epa: Measuring P H Experiment

For Teachers 9th - 10th
This is an activity that deals with acid rain. "This experiment will illustrate how to measure the approximate pH of chemicals in water using a pH indicator." It is easy to follow the comprehensive set of directions.