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Saturday, 31 October

JEE Main 2023 · ChemistryMultiple choiceMatch the listEasyRecall

JEE Main 13 April 2023, Shift 1, Chemistry Q79

Question 79 of 90 in this shift, Chemistry question 19 of 30, Section A.

Match the following Column-A | Column-B a) Nylon 6 | I. Natural Rubber b) Vulcanized Rubber | II. Cross Linked c) cis-1, 4-polyisoprene | III. Caprolactam d) Polychloroprene | IV. Neoprene Choose the correct answer from options given below :
  1. (1)a→\rightarrowII, b→\rightarrowIII, c→\rightarrowIV, d→\rightarrowI
  2. (2)a→\rightarrowIII, b→\rightarrowII, c→\rightarrowI, d→\rightarrowIVOfficial answer
  3. (3)a→\rightarrowIII, b→\rightarrowIV, c→\rightarrowI, d→\rightarrowII
  4. (4)a→\rightarrowIV, b→\rightarrowIII, c→\rightarrowII, d→\rightarrowI

Official answer

Option 2

NTA final key.

Chapter
Polymers

Same idea in other shifts

Asked 3× in all
  1. 15 Apr 2023, Shift 1 · Q78Match List I with List II: List I - (Monomer) (A) Tetrafluoroethene (B) Acrylonitrile (C) Caprolactam (D) Isoprene List II - (Polymer) (I)…EasyMatch the list
  2. 24 Jun 2022, Shift 2 · Q78Which of the following is not an example of a condensation polymer?EasySingle correct

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.