Disperse Phases and Dispersion Mediums

Q.

Write the dispersed phase and dispersion medium of the colloidal system- smoke.

Q.

Colloid is a _________________ (homogeneous/heterogeneous) mixture.

Q.

Name a colloid in which gas is dispersed in a liquid medium. Give an example.

Q. Which among the following is a colloidal system with solid as the dispersed phase and gas as the dispersion medium?

1. fog
2. cloud
3. air
4. smoke

Q.

Define Foam.

Q.

What is meant by dispersed phase and dispersed medium?

Q. Cloud is an example of __________ mixture.

1. gas in gas
2. liquid in gas
3. liquid in liquid
4. solid in gas

Q. Solid foam has:

1. solid dispersed in a solid.
2. liquid dispersed in a solid.
3. solid dispersed in a liquid.
4. gas dispersed in a solid.

Q. Which among the following is an example of gel?

1. Cheese
2. Smoke
3. Milk
4. Fog

Q. Fog is a colloidal solution of ________.

1. solid in gas
2. gas in gas
3. liquid in gas
4. gas in liquid

Q.

Name a colloid in which solid particles are dispersed in a gaseous medium. Give an example.

Q.

Write the dispersed phase and dispersion medium of the colloidal system- milk

Q. Smoke is an example of:

1. gas dispersed in liquid
2. gas dispersed in solid
3. solid dispersed in gas
4. solid dispersed in solid