Solutions, Colloids and Suspensions REVIEW

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solution, typically present in a smaller amount compared to the solvent.

Front

What is a solvent?

Back

A solvent is a substance that dissolves a solute, forming a solution. It is usually present in a larger amount.

Front

What is a solution?

Back

A solution is a homogeneous mixture of two or more substances where the solute is completely dissolved in the solvent.

Front

What is a colloid?

Back

A colloid is a mixture where tiny particles of one substance are dispersed throughout another substance but do not settle out.

Front

What is a suspension?

Back

A suspension is a heterogeneous mixture in which solid particles are dispersed in a liquid or gas but will settle out over time.

Front

Give an example of a colloid.

Back

Milk is an example of a colloid, where fat particles are dispersed in water.

Front

Give an example of a suspension.

Back

Italian dressing is an example of a suspension, where oil and vinegar do not mix completely.

Front

What are the characteristics of a pure substance?

Back

A pure substance has definite physical and chemical properties, such as appearance, melting point, and reactivity.

Front

What is the difference between a mixture and a pure substance?

Back

A mixture contains two or more substances that are not chemically combined, while a pure substance has a uniform and definite composition.

Front

What happens to the particles in a suspension over time?

Back

In a suspension, the solid particles will eventually settle out if left undisturbed.