MEDIUM
6th CBSE
IMPORTANT
Earn 100

Describe sedimentation and decantation. What kind of mixtures can be separated by decantation?

Important Questions on Separation of Substances

MEDIUM
6th CBSE
IMPORTANT
What happens to the solubility of gases on increasing temperature? Give an example to support your answer.
MEDIUM
6th CBSE
IMPORTANT
Differentiate between pure substances and mixture.
MEDIUM
6th CBSE
IMPORTANT
Differentiate between threshing and winnowing.
MEDIUM
6th CBSE
IMPORTANT
Distinguish between evaporation and condensation.
EASY
6th CBSE
IMPORTANT
Why do we need to separate the components of a mixture?
MEDIUM
6th CBSE
IMPORTANT
Why does visibility increase after rain?
MEDIUM
6th CBSE
IMPORTANT
You are given a sample of a white powdery substance. It may be the common salt or chalk powder. How will you identify it without tasting it?
MEDIUM
6th CBSE
IMPORTANT
How would you separate a thoroughly grinded mixture of sand and powdered dry leaves?