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Class 7
Chapter 2 Class 7 - Exploring Substances: Acidic, Basic, and Neutral
Concepts

Concepts

Introduction

What are Acidic Substances?

What are Basic Substances?

What are Neutral Substances?

Are all bitter things basic?

What are Indicators?

2.1 Nature - Our Science Laboratory

2.1.1 Litmus as an Indicator

2.1.2 Red Rose as an Indicator

2.1.3 Turmeric as an Indicator

2. What Happens When Acidic Substances Mix with Basic Substances?

2.1 Neutralisation Reactions

3. Neutralisation in Daily Life

3.1 Real-life Applications of Neutralisation

Summary

Chapter at a Glance

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Questions at the end of the chapter →

Class 7

Chapter 2 Class 7 - Exploring Substances: Acidic, Basic, and Neutral

Concepts
Questions at the end of the chapter

Chapter at a Glance

Last updated at April 28, 2026 by Teachoo

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Class 7
Chapter 2 Class 7 - Exploring Substances: Acidic, Basic, and Neutral

Concepts

Introduction

What are Acidic Substances?

What are Basic Substances?

What are Neutral Substances?

Are all bitter things basic?

What are Indicators?

2.1 Nature - Our Science Laboratory

2.1.1 Litmus as an Indicator

2.1.2 Red Rose as an Indicator

2.1.3 Turmeric as an Indicator

2. What Happens When Acidic Substances Mix with Basic Substances?

2.1 Neutralisation Reactions

3. Neutralisation in Daily Life

3.1 Real-life Applications of Neutralisation

Summary

Chapter at a Glance

You are here

Questions at the end of the chapter →

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CA Maninder Singh

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