MEDIUM
9th CBSE
IMPORTANT
Earn 100

Classify the following as homogeneous and heterogeneous mixture:

a. soda 
b. wood 
c. air 
d. vinegar 
e. filtered tea. 

Important Questions on Is Matter Around Us Pure?

HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 20
Which separation techniques will you apply for the separation of the following?
a. Mixture of iron filings and sulphur.
b. Camphor from the mixture of camphor and sodium chloride
c. Different components of ink.         
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 21
Name the technique to separate 
a. butter from curd 
b. salt from seawater 
c. camphor from salt.
 
HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 22
How will you separate a mixture of sulphur, common salt and sand?
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 23
State the characteristics of physical change.
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 24
State the characteristics of chemical change.
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 1
Define element, compound and mixture. What are homogeneous and heterogeneous mixtures? Give two differences between homogeneous and heterogeneous mixtures.
HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 2
List the points of differences between homogeneous and heterogeneous mixtures.
HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>Practice Questions>Q 3
Describe the differences between compound and mixture.