Powerpoint lecture and associated PDF worksheet covering the following in a modern, concise format:
Specification Point 4.48C - Know that condensation polymerisation, in which a dicarboxylic acid reacts with a diol, produces a polyester and water.
Specification Point 4.49C - Understand how to write the structural and displayed formula of a polyester, showing the repeat unit, given the formulae of the monomers from which it is formed including the reaction of ethanedioic acid and ethanediol.
Specification Point 4.50C - Know that some polyesters, known as biopolyesters, are biodegradable.
Complete set of Chapter 7 Lessons are available.
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Amazing. As an NQT these saved my bacon!
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