JEE Main 2020 — Polymers Question with Solution
From: JEE Main 2020 (Online) 6th September Evening Slot
Question
The correct match between Item - I and Item - II
is :
| Item - I | Item - II |
|---|---|
| (a) Natural rubber | (I) 1, 3-butadiene + styrene |
| (b) Neoprene | (II) 1, 3-butadiene + acrylonitrile |
| (c) Buna-N | (III) Chloroprene |
| (d) Buna-S | (IV) Isoprene |
Choose an option
Show full solutionCorrect option: A
Correct answer
A(a) - (IV), (b) - (III), (c) - (II), (d) - (I)
Step-by-step explanation
Natural rubber – Polymer of isoprene
Neoprene – Polymer of chloroprene
Buna N – Polymer of 1,3-Butadiene and acrylonitrile
Buna S – Polymer of 1,3-Butadiene and styrene
Neoprene – Polymer of chloroprene
Buna N – Polymer of 1,3-Butadiene and acrylonitrile
Buna S – Polymer of 1,3-Butadiene and styrene
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This is a previous-year question from JEE Main 2020, 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.