Filtration & Crystalisation

What do you use filtration for?

Separating an insoluble solid from a liquid

How do you separate a substance using filtration?

Pour the mixture into a funnel over a conical flask and allow the filtrate to drip into the flask, leaving the residue behind.

What is filtrate?

The liquid left after filtration

What is residue?

The insoluble solid left behind after filtration

What do you use crystallisation to separate?

separate a soluble solid from a liquid

How do you separate a mixture using crystallisation?

Place an evaporating basin on a heat proof mat on a tripod over a bunsen burner. Place mixture in evaporating basin heat until the liquid evaporates, leaving solid crystals behind.