Separating Mixtures

Separating Mixtures

1. Crystallisation

2. Fractional Distillation

3. Chromatography

4. Filtration

   • Filtration can be used to separate a solid from a liquid
     • This only works if the solid cannot dissolve in the liquid

5. Distillation

6. Mixture

   • Contains 2 or more substances that have not reacted chemically with each other.
   • Is made of little bits of each substance that are just put together.
   • Can be separated using physical methods.

7. Compounds and Mixtures

   • Atom - the smallest particle of a chemical element that can exist.
   • Element - a substance which contains only one type of atom.
   • Molecule - two or more atoms held together by chemical bonds.
   • Compound - Two or more