Which of the following contains an ester link | vedclass

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(C) Terylene (also known as Dacron) is a polyester polymer. It is formed by the condensation polymerization of ethylene glycol $(HO-CH_2-CH_2-OH)$ and

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Terylene

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(C) Terylene (also known as Dacron) is a polyester polymer. It is formed by the condensation polymerization of ethylene glycol $(HO-CH_2-CH_2-OH)$ and terephthalic acid $(C_6H_4(COOH)_2)$. The reaction involves the formation of an ester linkage $(-COO-)$ between the monomer units. Nylon contains amide linkages,Bakelite is a phenol-formaldehyde resin,and $PVC$ is a vinyl polymer.

Which of the following contains an ester linkage?

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