C2.1.4 - Filtration and crystallisation

Question 1

What is a solution?

Answer 1

A mixture formed when one substance dissolved in another

Question 2

What is a solvent?

Answer 2

A substance that can dissolve a solute to form a solution

Question 3

What is a solute?

Answer 3

A substance that dissolved in a solvent

Question 4

What does soluble mean?

Answer 4

A substance will dissolve in a given solvent

Question 5

What does insoluble mean?

Answer 5

A substance that will not dissolve

Question 6

How does filtration work?

Answer 6

It separates an insoluble substance in solid state from substances in the liquid state

Question 7

What is the residue?

Answer 7

The insoluble material left behind during filtration

Question 8

What is the filtrate?

Answer 8

The liquid that passes through the filter during filtration

Question 9

What is crystallisation?

Answer 9

The process by which crystals are formed during evaporation of a solvent from a solution

Question 10

What is a saturated solution?

Answer 10

A solution is saturated when no more solute can be dissolved at that temperature