How can you change an unsaturated solution to a saturated solution without adding any more solute to it?

Important Questions on Sample Paper

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9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:

Dry ice is kept at room temperature and at one atmospheric pressure.

EASY

9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
A drop of ink placed on the surface of water contained in a glass spreads throughout the water.

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9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
A potassium permanganate crystal is in a beaker and water is poured into the beaker with stirring. (Diffusion / Crystallisation)

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9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
An acetone bottle is left open and the bottle becomes empty.

EASY

9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
Milk is churned to separate cream from it.

EASY

9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
Setting of sand when a mixture of sand and water is left undisturbed for some time.

EASY

9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 6

Name the process associated with the following:
Fine beam of light entering through a small hole in a dark room, illuminates the particles in its paths.

EASY

9th CBSE

IMPORTANT

Essentials of Chemistry>Chapter 9 - Sample Paper>Sample Paper 1>Q 7

Give reason for the following:
A liquid generally flows easily.