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Interactive
Learning Games Lab

The pH Scale and Meter Calibration

For Students 9th - 12th Standards
What are the different ways to test for pH? First, scholars explore the pH scale and a common way to test for acidity and alkalinity. Then, they learn about the importance of pH in food safety and why variance in pH could potentially...
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Interactive
Chemistry Collective

Virtual Lab: Determination of the pH Scale by the Method of Successive Dilutions

For Students 9th - Higher Ed Standards
Where did the pH scale come from? Take a deeper look at a most important measure of ion concentration using a simulated physical determination. Young chemists prepare a series of dilutions after determining a dilution factor for the...
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Lesson Plan
2
2
American Chemical Society

pH and Color Change

For Teachers 6th - 8th Standards
Did you know strong bases can feel slippery and slimy? Lesson allows scholars to practice using the pH scale to identify acids and bases and their strengths. By changing the concentration of an acid and a base, they create the entire...
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Lesson Plan
Curated OER

pH Scale, acids and bases

For Teachers 8th
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
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Lesson Plan
Curated OER

The pH scale

For Teachers 4th - 6th
Students list the common properties of acids and bases. They classify substances as acids or bases, by using pH and litmus tests and are able to explain the pH scale. They participate in a lab activity which reinforce their understanding.
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Interactive
Learning Games Lab

Testing and Adjusting pH

For Students 9th - 12th Standards
Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...
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Lesson Plan
Chymist

Visualizing pH

For Teachers 9th - 12th Standards
Why are acids and bases important in our daily lives? Lead the class in answering this question, among others, as they experiment with pH paper and classify where various substances belong on the pH scale. They also taste common acids...
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Lesson Plan
LABScI

Acids and Bases: Cabbage Juice pH Indicator

For Students 9th - 12th Standards
Explore the range of pH using an assortment of household liquids. Scholars create their own pH indicators from cabbage and determine the pH of several liquids. To further their exploration, individuals use the same liquids to create...
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Lab Resource
Pingry School

Acid-Base Indicators

For Students 9th - 12th Standards
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
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Lesson Plan
Curated OER

Indicators For Acids and Bases

For Teachers 4th
Fourth graders compare the color of cabbage water when acids and bases are mixed in. In this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
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Worksheet
Curated OER

pH Study Guide

For Students 7th - 9th
In this pH instructional activity, students are given a list characteristics and they determine if they belong to acids and bases. They draw a pH scale and identify acidic, basic and neutral numbers and they answer 11 questions about pH,...
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Lesson Plan
Curated OER

Determining pH

For Teachers 8th
Eighth graders explain the difference between acids, bases and neutral solutions. In this chemistry lesson plan, 8th graders describe the properties of each. They determine the pH of an unknown solution using the indicator paper and pH...
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Lesson Plan
Curated OER

Acids, Bases, and pH

For Teachers 6th - 12th
Students investigate acids, bases,and pH. They test the acidity and basicity of various household items using litmus paper. Using their results, they rank the substances according to pH and identify the contributing chemical on the label.
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Worksheet
Curated OER

pH of Solutions

For Students 7th - 11th
In this pH activity, students describe the pH scale and explain the initials "pH." Students classify solutions as acidic, neutral, or basic. Students name compounds as acids or bases. This activity has 3 short answer questions and 5 fill...
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Lesson Plan
Kenan Fellows

Industrial Knowledge of Acids and Bases

For Teachers 9th - 12th Standards
Over a 10-year period, EPA regulations cost businesses less than $30 billion, while businesses saved over $82 billion. Scholars experiment with acids and bases to better understand the pH scale. Then they debate environmental regulation...
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Lesson Plan
Curated OER

Changing Planet: Ocean Acidification - the Chemistry is Less than Basic!

For Teachers 7th - 10th
A video and laboratory investigation are highlights to this instructional activity on acidification of ocean water due to increased atmospheric carbon dioxide. Using bromothymol blue (BTB) as an indicator, pupils analyze the amount of...
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Lesson Plan
Curated OER

Acid Rain Lesson Plan Activity 2 - Understanding the Difference Between an Acid And a Base

For Teachers 7th - 10th
Learners experiment to determine the difference between an acid and a base. They study the concept of adding a buffering agent to make an acid more basic. They study the pH scale.
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Lesson Plan
Curated OER

Acid Rain And Geology

For Teachers 4th - 12th
Students become aware of the environmental problems caused by acid rain and study the pH scale. They determine acidity of local rain water.
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Lesson Plan
2
2
American Chemical Society

Neutralizing Acids and Bases

For Teachers 6th - 8th Standards
Most things naturally strive for balance, and acids and bases are no exception. Neutralization of acids and bases allows scholars to explore the color changes associated with the pH scale. After this exploration, pupils neutralize two...
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Lesson Plan
Curated OER

Sense of Scale

For Teachers 6th - 8th
Students examine the pH scale. They research common products and determine their pH level. They create their own pH scale and place their products in the appropriate place.
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Worksheet
Curated OER

Acids, Alkalis, and pH

For Students 9th - 12th
In this pH worksheet, students determine how indicators work and what the pH scale is used for. Students learn what happens when non-metals burn in air and when metal oxides dissolve in water. This worksheet has 10 problems to solve.
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Lesson Plan
Curated OER

What is pH and Why is it Important?

For Teachers 3rd - 8th
Students investigate acids, bases, and pH, and related this knowledge to the problem of acid deposition.
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Lesson Plan
1
1
Baylor College

Comparing Sizes of Microorganisms

For Teachers 5th - 8th
Kids compare what printed text looks like with the naked eye and under magnification. They discuss the extremely small scale that must be used to measure the size. They learn about the micrometer unit, then draw scale models of a variety...
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Lesson Plan
Curated OER

pH and Red Cabbage Juice

For Teachers 6th - 8th
Learners review properties of materials and define what pH tells them about matter.  In this pH levels lesson, students determine whether materials are acids or bases using indicator substances.

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