CAPE Chemistry Unit 2 · 2017 · Paper 1 · Question Q12
Nylon 66 can be made by the condensation polymerization of \text{H}_2\text{N}(\text{CH}_2)_6\text{NH}_2 and \text{HOOC}(\text{CH}_2)_4\text{COOH}. The repeat unit is
- (A)
-\text{NH}_2(\text{CH}_2)_6\text{NHCO}(\text{CH}_2)_4\text{COOH}- - (B)
-\text{NH}(\text{CH}_2)_6\text{NHCO}(\text{CH}_2)_4\text{CO}- - (C)
-\text{NH}_2(\text{CH}_2)_6\text{NHCO}(\text{CH}_2)_4\text{COO}- - (D)
-\text{OOC}(\text{CH}_2)_4\text{CONH}(\text{CH}_2)_6-\text{NH}-
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