Solution, Suspension and Colloids

Front

What is a suspension?

Back

A mixture where particles are spread throughout a fluid but are too large to stay mixed without being stirred or shaken.

Front

Which of the following is not a colloid: Foam, Gel, Emulsion, Coffee?

Back

Coffee is not a colloid.

Front

What is a colloid?

Back

A type of mixture that doesn't separate on its own but still contains undissolved particles.

Front

What type of mixture is formed when a solute dissolves completely in a solvent?

Back

Solution.

Front

What is a solvent?

Back

A substance that dissolves the solute in a solution.

Front

Give an example of a suspension.

Back

Mud in water is an example of a suspension.

Front

What is the main difference between a solution and a colloid?

Back

A solution has particles that are completely dissolved, while a colloid has larger particles that remain suspended.

Front

What happens to the particles in a colloid when left undisturbed?

Back

The particles do not settle out and remain evenly distributed.

Front

What is an emulsion?

Back

A mixture of two liquids that normally do not mix, such as oil and water.

Front

What is the Tyndall effect?

Back

The scattering of light by particles in a colloid, which makes the beam of light visible.