Class 9th Science is matter Around us Pure NCERT Notes CBSE 2023
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Is Matter Around Us Pure Class 9 Notes

Is Matter Around Us Pure Class 9 Notes

Chapter 2 Is Matter Around Us Pure

This chapter addresses the question "Is the material around us pure?" Chapter 2 Science notes for Grade 9 provides detailed answers to all questions in the text. Students should learn to write comprehensive answers by referring to NCERT notes. These Class 9 NCERT notes have been updated based on the latest CBSE recommendations.

Vidyakul provides a set of over 450 exercises covering all the subtopics covered in Chapter 2. Students should focus on practicing text-based questions in Vidyakul to score well on the exam.Talented subject matter experts curate these NCERT notes to help students fully understand their subject matter. 

Scroll down to learn about NCERT Class 10 Science notes for Chapter 2.


Points to Remember

Below we have provided some of the important points to remember for NCERT Class 9 Science Chapter 2 to ace your exams:

  • A homogeneous mixture is one whose composition is consistent throughout.

  • A heterogeneous mixture is one in which the composition varies throughout the mixture.

  • A notes is a mixture of two or more substances that is homogeneous. The solvent is the major component of a notes, and the solute is the minor component.

  • Chemical reactions cannot break down an element into simpler substances.

  • A compound is a substance containing two or more different types of elements, chemically combined in a fixed proportion.

  • A compound’s properties differ from its constituent elements, whereas a mixture exhibits both.

Check out all the important points for CBSE Class 9 Science Chapter 2 at Vidyakul.

Topics and Sub-topics

This chapter covers the separation of components in mixtures, types of pure substances, mixtures, physical and chemical changes, notes, compounds and suspensions, colloids, and more. 

It is recommended that students practice as many questions as possible so that they can answer all types of questions asked on the exam. Vidyakul provides free answers to all questions in Grade 9 Science Chapter 2. All questions and concepts are based on the latest program. 

Students can view the list of topics provided in CBSE Class 9 Science chapter 2 as mentioned below:

Sr No

Topic Name


What is a Mixture?


What is a notes?


Separating the Components of a Mixture


Physical and Chemical Changes


What are the Types of Pure Substances?

Few Important Questions

  • What is a ‘Homogeneous’ mixture?

A homogeneous mixture is a mixture in which the composition is uniform throughout the mixture.

  • What are the 3 commonly used ‘alloys’?

1. Stainless steel

2. Brass

3. Bronze

  • What is ‘Dispersed phase medium’ meaning?

The phase that is dispersed or present in colloidal particle shape is called the dispersed phase.

Know more about this in Is Matter Around Us Pure Class 9 Notes pdf.

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