Easy MCQ +4 / -1 PYQ · JEE Mains 2020

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

  1. A (a) - (IV), (b) - (III), (c) - (II), (d) - (I) Correct answer
  2. B (a) - (III), (b) - (IV), (c) - (I), (d) - (II)
  3. C (a) - (III), (b) - (IV), (c) - (II), (d) - (I)
  4. D (a) - (IV), (b) - (III), (c) - (I), (d) - (II)

Solution

Natural rubber – Polymer of isoprene <br><br>Neoprene – Polymer of chloroprene <br><br>Buna N – Polymer of 1,3-Butadiene and acrylonitrile <br><br>Buna S – Polymer of 1,3-Butadiene and styrene

About this question

Subject: Chemistry · Chapter: Polymers · Topic: Addition and Condensation Polymers

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