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The dicarboxylic acid, ethanedioic acid, can form a polyester with 1,2-ethanediol. To illustrate the growth of...

The dicarboxylic acid, ethanedioic acid, can form a polyester with 1,2-ethanediol. To illustrate the growth of the polymer, draw the tetramer that would form if two ethanedioic acid molecules reacted with two 1,2-ethanediol molecules.

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Answer #1

2 OH-CH2-CH2-OH + 2HOOC-COOH ---> (C4H4O4)4

dicarboxilic acid + diol ----> polyster + water.

polyster is formed by condensesion reaction between these two 2 OH-CH2-CH2-OH , 2HOOC-COOH

2 OH-CH2-CH2-OH + 2HOOC-COOH---> -(-O-CH2-CH2-O-OC-CO-)2 + HOH

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