Chapter 5-Acids, Bases and Salts / Class 7

Class 7 – Chapter 4- Acids, Bases, and Salts -Activity 4.1- Testing with Litmus Paper

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Activity 4.1 in Class 7’s ‘Acids, Bases, and Salts’ demonstrates how to use litmus paper to identify acidic and basic substances. Students test various solutions, including lemon juice and soap, observing the litmus paper’s color change. This foundational experiment helps students learn about acids, bases, and neutral solutions, enhancing their understanding of chemical properties and observational skills.

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Chapter 5-Acids, Bases and Salts / Class 7

Class 7 – Chapter 4- Acids, Bases, and Salts- An Overview of Activities

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Chapter 4 ‘Acids, Bases, and Salts’ in Class 7 Science introduces key chemical concepts through interactive activities. It covers litmus tests, natural indicators like turmeric and China rose, and the neutralization process. These experiments help students understand acids, bases, and their reactions, fostering hands-on learning and deeper comprehension of chemical properties.

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Class 7 / Class 7 - Science - Heat / Uncategorized

Class 7- Chapter 3- Heat- 5 Worksheets with Answer Key

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These worksheets, aligned with the “Heat” chapter, focus on the production, transfer, and measurement of heat. Key topics include the nature of heat, temperature measurement techniques, and heat transfer methods like conduction, convection, and radiation. Available in solved and unsolved formats, they are designed to enhance practical understanding of heat in various everyday contexts.

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