C11 0.0 / 5 ? FunChemistryFunNone Created by: sotes003.302Created on: 16-04-19 17:48 Polymers - Long chain molecules made from the joining of monomers by covalent bonding 1 of 8 What is a Monomer - A small molecule which join together to form a longer chain polymer 2 of 8 Examples of unnatural polymers - PVC / Poly(Ethene) / Plastics 3 of 8 Making Polymers - Addition Polymerisation - Works with Alkenes / C=C bond breaks to join to the next monomer 4 of 8 Making Polymers - Condensation Polymerisation - Occurs when a small molecule is lost (water) / Monomers are not alkenes / E.G. polyesters are formed from a reaction of dicarboxylic acid and a diol 5 of 8 Natural Polymers - DNA - DNA - Natural Polymer made of nucleotides / Intermolecular forces hold the monomers in place as a double helix 6 of 8 Natural Polymers - Simple Carbohydrates - Monosaccharides form polymers such as starch and cellulose / Proteins are also polymers made of amino acids 7 of 8 Natural Polymers - Making Amino acids - Functional Groups - An amine group and a carboxyl group are used as monomers / Amino acids can be combined to produce a polypeptide and water 8 of 8
Comments
No comments have yet been made