EASY
9th CBSE
IMPORTANT
Earn 100

Mention one purpose of separating the components of a mixture.

Important Questions on Is Matter Around Us Pure?

MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 3
Differentiate between physical and chemical changes.
HARD
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 4
Why is kerosene considered a mixture? 
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 5
Write three differences between a mixture and a chemical compound.    
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 6
Compare the properties of a true solution, suspension and colloid.
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 7
Give one example of each of the following:                     
A. solution of a solid in solid  
B. solution of a liquid in solid  
C. solution of a gas in liquid.
 
MEDIUM
9th CBSE
IMPORTANT
LIVING SCIENCE CHEMISTRY 9>Chapter 2 - Is Matter Around Us Pure?>TEST PAPER>Q 8
What happens when a beam of light is passed through a colloidal solution?