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Separation Techniques

Test your knowledge of separation techniques with this quiz. Learn how to separate liquids, analyze chromatography results, and more. Can you answer all the questions correctly? Challenge yourself now!

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Separation Techniques

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  1. Separation Techniques QUIZ Questions

  2. 1 Which technique can be used to separate 2 liquids with different boiling points? Distillation

  3. 2 Which liquid, water or alcohol, has a lower boiling point (and boils first)? Alcohol

  4. 3 Which technique separates substances based on how well they dissolve in a particular solvent? Chromatography

  5. 4 In felt-tip pen chromatography which colour of pen was actually a mixture of the MOST colours of ink? Black

  6. 5 In the diagram below which spot was most soluble (i.e. dissolved best) in the solvent? Spot A

  7. 6 In chromatography of biro pen ink which solvent was best to carry the ink up the paper? Meths

  8. 7 What do we call a substance that cannot dissolve in a solvent? Insoluble

  9. 8 Which technique can be used to separate an insoluble solid from a liquid? Filtration

  10. 9 Which technique can be used to separate a soluble solid from the liquid it is dissolved in? Evaporation

  11. 10 Put the following 6 steps for separating sand and salt into the correct order A Heat filtrate to evaporate off the solvent (water) B Pour salt water filtrate into an evaporating basin on a tripod over a Bunsen burner C Filter to remove the insoluble sand D Place the sand/salt mixture into a beaker and add water E Allow basin to cool & collect salt F Stir to allow the salt to dissolve in the water D F C B A E

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