Polymers 0.0 / 5 ? ChemistryPolymersEmulsionsGCSEAQA Created by: Simon CurryCreated on: 01-02-14 11:06 What is a polymer? A substance made from very large molecules with repeating units 1 of 7 what is Ethene? Ethene is the smallest unsaturated hydrocarbon molecule. 2 of 7 What reaction changes double bond Carbon to single bond? Polymerisation 3 of 7 Name one thing polymers have been used for? Light sensitive plasters or stitches. 4 of 7 What is a Hyrdogel? Hydrogel is a polymer with few chains which makes a matrix that can trap water. 5 of 7 what is an emulsion? An emulsion is a mixture of liquids that don't dissolve into each other. 6 of 7 How do emulsifiers work? Emulsifiers connect to water and oil then they split the oil droplets and water apart to stop them splitting. 7 of 7
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