JEE Main 2021 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 31 August 2021, Shift 2, Chemistry Q48

Question 48 of 90 in this shift, Chemistry question 18 of 30, Section A.

Which among the following is not a polyester ?

(1)Glyptal
(2)NovolacOfficial answer
(3)Dacron
(4)PHBV

Official answer

Option 2

NTA final key.

Chapter: Polymers
Topic: Polymers
Idea tested: Polyesters: Terylene vs Glyptal

Same topic in other shifts

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.