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Separating Iron, Salt and Sulfur

Level assessed task

Mixtures and separating techniques

(You will be assessed on your use of punctuation, writing style and spelling)

Level sheet

Level 3 - State which substance(s) are insoluble

Level 4 - Describe a method to separate the substances using labelled diagrams

The technicians have accidentally mixed up some salt, iron and sulfur. Plan and carry out a practical to separate the three substances. For each stage of your practical you must include the following:

  • What is will remove
  • How you will remove it (method)
  • Why it will work
  • The equipment you will need
  • What you will be left with

Keywords: magnetic, soluble, insoluble, dissolve, filter, evaporate

This sheet enables you to grade your own work. Self-assessment is one of the most difficult things to do.

You must be very honest with yourself.

Use the boxes to decide which level you achieved in this piece of work. Set yourself a target for writing tasks for next term.

Level 5 - Explain how you can completely separate the three substances, using correct keywords.

Level 6 - Explain your choice of separating method and use your understanding of the particle model

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