Addition Polymers and condensation polymers

​Polymers are a very important group of compounds. Many organic ( carbon based)  molecules can be made to Polymerise. The word "poly" means many.  When a molecule is polymerised the ( usually short) monomer molecules join up with one another to form very long polymer molecules. Addition Polymerisation These two videos show ...
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Reduction of iron

See iron being formed in this violent, reduction reaction.  Iron III oxide and Aluminium react with one another .  Pure iron is produced. Try to write word equations for this reaction  What is reduced in this reaction?  What is oxidised? Magnesium ribbon is used as the fuse. Main reaction  Fuse  reaction Symb...
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