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12 May

Miracle Learning Centre (O Level Chemistry Tuition/ IP Chemistry Tuition) Are you able to answer this Secondary Chemistry Tuition Question?

Terephthoyl chloride and ethylene glycol react by polymerisation to produce a polymer called poly(ethylene terephthalate), commonly known as PET. PET is used to make soft drink bottles. Fumes of an acidic gas are also produced. (i) Suggest whether PET is formed by addition or condensation...

12 May

Miracle Learning Centre (O Level Chemistry Tuition/ IP Chemistry Tuition) Are you able to answer this Secondary Chemistry Tuition Question?

Terephthoyl chloride and ethylene glycol react by polymerisation to produce a polymer called poly(ethylene terephthalate), commonly known as PET. PET is used to make soft drink bottles. Fumes of an acidic gas are also produced. (i) Suggest whether PET is formed by addition or condensation...