NCERT Solutions Class 9 Science Chapter 2, Is Matter Around Us Pure, is a part of Unit II, World of Living that holds weightage of 23 marks. The solutions given for the questions in this chapter will provide the students a set of tools with which they can understand about the chapter Is Matter Around Us Pure in a better way. The students are aware of the basic concept of Mixtures as explained in the lower grades. In this chapter Is Matter Around Us Pure? the topics such as What is a mixture and types of mixture are explained with the help of activities and in between exercises. This helps to revise and reconnect.
What is a Solution? is explained in with examples and properties of solution. Further in the topic, Concentration of a solution, What is a suspension? What is a colloidal solution? have been taught with the help of detailed content, numericals and in between questions. The explanation of anatomy of How Can We Obtain Coloured Component (dye) from Blue/Black ink? How Can We Separate Cream from Milk? are further explained within the topic Separating the Components of a Mixture. No need to say that the solutions given for the questions related to these topics are explained well to make the learning process more enjoyable and comprehensive for the students.
This topic further comprises topics such as How can we separate a mixtureof two immiscible liquids? How can we separate a mixture of salt and camphor? Is the dye in black ink a single colour? How can we separate a mixture of two miscible liquids? How can we obtain different gases from air? How can we obtain pure copper sulphate from an impure sample? All these topics are explained with the help of activities and in between questions. The solutions provided for these questions further help in better understanding of the concept.
The simple and comprehensive solutions for the topic Physical and Chemical Changes, What are the Types of Pure Substances? Elements, compounds provides the learner a better overview of the concept. The topic has been explained with a clear diagrams, activities and flowcharts. Students are, therefore, advised to go through the solutions of Chapter 2 Is Matter Around Us Pure as it will not only help them to revise and recall the chapter but also will aid in scoring well in the exams.
Get 100 percent accurate NCERT Solutions for Class 9 Science Chapter 2 (Is Matter Around Us Pure) explained by expert Science teachers. We provide solutions for the questions given in Class 9 Science textbook as per CBSE Board guidelines from the latest NCERT book for Class 9 Science. The topics and sub-topics in Chapter 2 Is Matter Around Us Pure are given below.
Ex 2.1 - What is a Mixture?
Ex 2.1.1 - TYPES OF MIXTURES
Ex 2.2 - What is a Solution?
Ex 2.2.1 - CONCENTRATION OF A SOLUTION
Ex 2.2.2 - What is a suspension?
Ex 2.2.3 - WHAT IS A COLLOIDAL SOLUTION?
Ex 2.3 - Separating the Components of a Mixture
Ex 2.3.1 - HOW CAN WE OBTAIN COLOURED COMPONENT (DYE) FROM BLUE/BLACK INK?
Ex 2.3.2 - HOW CAN WE SEPARATE CREAM FROM MILK?
Ex 2.3.3 - HOW CAN WE SEPARATE A MIXTURE OF TWO IMMISCIBLE LIQUIDS?
Ex 2.3.4 - HOW CAN WE SEPARATE A MIXTURE OF SALT AND AMMONIUM CHLORIDE?
Ex 2.3.5 - IS THE DYE IN BLACK INK A SINGLE COLOUR?
Ex 2.3.6 - HOW CAN WE SEPARATE A MIXTURE OF TWO MISCIBLE LIQUIDS?
Ex 2.3.7 - HOW CAN WE OBTAIN DIFFERENT GASES FROM AIR?
Ex 2.3.8 - HOW CAN WE OBTAIN PURE COPPER SULPHATE FROM AN IMPURE SAMPLE?
Ex 2.4 - Physical and Chemical Changes
Ex 2.5 - What are the Types of Pure Substances?
Ex 2.5.1 - ELEMENTS
Ex 2.5.2 - COMPOUNDS.
We cover all exercises in the chapter given below:-
EXERCISE 2.1 - 2 Questions with Solutions
EXERCISE 2.2 - 3 Questions with Solutions
EXERCISE 2.3 - 3 Questions with Solutions
EXERCISE 2.4 - 2 Questions with Solutions
EXERCISE 2.5 - 11 Questions with Solutions
Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Is Matter Around Us Pure. Download the free PDF of Chapter 2 Is Matter Around Us Pure and take the print out to keep it handy for your exam preparation.