JEE Main 2021 — Polymers Question with Solution
JEE Main 2021 (31 Aug Shift 2)
Question
Which among the following is not a polyester ?
Choose an option
Show full solutionCorrect option: C
Correct answer
CNovolac
Step-by-step explanation
Polyester is any of a group of polymers that consist basically the repeated units of an ester. Polyester is a synthetic fabric that’s usually derived from petroleum. Dacron, PHBV and Glyptal are polyesters. Novolac is a linear condensation polymer of phenol and formaldehyde.
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This is a previous-year question from JEE Main 2021, covering the Polymers chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.