Extraction and uses of metals

The Bast furnace enables us to extract pure iron from iron oxide

​The thermit reaction is used to produce a plug of red hot iron which can be poured directly to join together two sections of rail on a railway track.

In the main reaction Iron III oxide and Aluminium react with one another. Pure iron is produced.

  1. Magnesium ribbon is used as the fuse.
  2. Write an equation for the reaction of magnesium with the oxygen in the air
  3. Try to write a word equation for this reaction. What is reduced in this reaction? 
  4. What is oxidised?

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Homework