Separating Mixtures

Separating Mixtures

1. Distillation

   • Evaporation
     • Turning from a liquid to a gas

2. Fractional Distillation

   • Light
     • Substances with a low boiling point
   • Heavy
     • Substances with a high boiling point
   • Hydrocarbons
     • Long chain molecules found in crude oil
   • Fraction
     • Molecules with similar boiling points

3. chromatography

   • Chromatogram
     • The resulting evidence on paper

4. Pure

   • A substance consisting of only one kind of partical

5. Impure

   • A substance where another kind of particle has contaminated the main substance

6. Compounds and mixtures

   • Compound
     • Two or more substances not chemically combined
   • Atom
     • The smallest unit of matter
   • Element
     • A substance made up from one kind of atom
   • Molecule
     • Separating an insoluble substance from a liquid

7. Filtration

   • Residue
     • The liquid that has passed through the filter
   • Filtrate
     • Two or more elements chemically joined