EASY
Earn 100

Identify whether the following mixture is a solution or not?

Coal

Important Questions on Is Matter around Us Pure?

MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
What are alloys? Give two examples. 
EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Fog is a colloidal solution of  
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which one of the following will show Tyndall Effect.
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Milk is the example of the following type of colloid
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which one of the following alloy does not contain copper?
HARD
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
A mixture of sulphur and carbon disulphide is:
EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
_____ is not an example of Aerosol.
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
What is heat treatment of steel? Explain.
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which one of the following is not a homogeneous mixture?
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Classify the following as homogeneous and heterogeneous mixtures:
a. salt solution 
b. blood 
c. milk 
d. sand-sugar 
e. sulphur-ammonium chloride 
f. iodised salt.

EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Clean air is a _____ mixture.

MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which of the following is a mixture?
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Classify the following as homogeneous and heterogeneous mixture:

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

EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Air is a _____ mixture.
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which of the following is not a heterogeneous matter? 
MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

A mixture that has a uniform composition throughout is known as?

MEDIUM
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Steel is a _____ mixture of iron and carbon.
EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
Which of the following is a homogeneous material?
EASY
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids

Which of the following is not an example of homogeneous mixture?

HARD
Science>Chemistry>Is Matter around Us Pure?>Suspensions and Colloids
List the points of differences between homogeneous and heterogeneous mixtures.