Purification Vocab

Question 1

What is the definition of soluble?

Answer 1

Soluble substances dissolve in liquids.

Question 2

What is a solute?

Answer 2

This is the term we give for the soluble substance.

Question 3

What is a solvent?

Answer 3

Liquids the soluble substance dissolves in.

Question 4

What is a solution?

Answer 4

This is where we have a soluble substance and a solvent.

Question 5

What is a suspension?

Answer 5

This is where tiny particles are floating in a liquid.

Question 6

What is the definition of insoluble?

Answer 6

Insoluble substances can’t dissolve in liquids.

Question 7

What does it mean to dissolve?

Answer 7

This is a substance mixed with a physical reaction with a liquid.

Question 8

What is a saturated solution?

Answer 8

This is the solution where you have dissolved the maximum mass of a substance that can dissolve at a given temperature.

Question 9

hint: seperation technique… it involves…

Distillation

Answer 9

This is a separation technique used to separate liquid (the solvent) from a mixture to keep the liquid. Distillation involves boiling the solution, and then condensing the vapour back into a liquid by cooling it down.

Question 10

Chromatography

Answer 10

This is a separation technique used to separate mixtures of coloured substances such as food colourings, inks, dyes or plant pigments.

Question 11

Filtering

Answer 11

Passing a solution through a filter to remove unwanted substances.

Question 12

Super saturated solution

Answer 12

A solution that can contain more than it’s maximum amount of dissolved substance due to heating.