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Which monomers form nylon 66 by condensation?
AA diamine and a dicarboxylic acid
BA diol and a dicarboxylic acid
CPhenol and an aldehyde
DA single amino acid only
Answer & Solution
Correct answer: A. A diamine and a dicarboxylic acid
Nylon 66 comes from equal parts of a diamine and a dicarboxylic acid, forming amide links with loss of water.
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