Mixtures and Separation

• What is the difference between a compound and a mixture?

  A compound is a substance composed of two or more elements chemically bonded together, while a mixture is a combination of two or more substances that are physically mixed together but not chemically bonded.
• What is the name of the pattern formed from carrying out paper chromatography?

  Chromotogram
• Which method of separation is useful to separate an insoluble solid from a liquid?

  Filtration
• Give the name of a method to separate a soluble solid from a liquid?

  Evaporation
• Which method of distillation would you use to separate liquids with similar boiling points?

  Fractional distillation