C1.5 Separating Mixtures Flashcards
1
Q
What is chromatography?
A
This is a technique that seperates different dyes in an ink.
2
Q
What is filtration?
A
It separates Insoluble solids from liquids.
3
Q
What is evaporation?
A
It allows the solvent to evaporate, eventually creating crystals.
4
Q
What is crystallisation?
A
This involves both evaporation and filtration. The solvent is evaporated leaving behind crystals that are then filtered from the solution.
5
Q
What is distillation?
A
It is used to separate mixtures containing liquid.
6
Q
What is simple distillation used for?
A
Separating out a liquid from a solution
7
Q
What is fractional distillation?
A
This separates a mixture of liquids by boiling them to their different boiling points allowing evaporation. An example of this is a blast furnace for crude oil.
