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Saturday, 31 October

JEE Main 2020 · ChemistryMultiple choiceSingle correctMediumMulti-step

JEE Main 3 September 2020, Shift 1, Chemistry Q42

Question 42 of 75 in this shift, Chemistry question 17 of 25.

The antifertility drug “Novestrol” can react with :
  1. (1)Br2\mathrm{Br_2}/water; ZnCl2\mathrm{ZnCl_2}/HCl ; NaOCl
  2. (2)Br2\mathrm{Br_2}/water; ZnCl2\mathrm{ZnCl_2}/HCl; FeCl3\mathrm{FeCl_3}Official answer
  3. (3)ZnCl2\mathrm{ZnCl_2}/HCl; FeCl3\mathrm{FeCl_3}; Alcoholic HCN
  4. (4)Alcoholic HCN; NaOCl; ZnCl2\mathrm{ZnCl_2}/HCl

Official answer

Option 2

NTA final key (Sep 2020).

Chapter
Chemistry in Everyday Life
Topic
Chemistry in Everyday Life
Idea tested
Antifertility Drugs

Same idea in other shifts

Asked 2× in all
  1. 24 Feb 2021, Shift 2 · Q49Match List - I and List - II. List - I | List - II (a) Valium | (i) Antifertility drug (b) Morphine | (ii) Pernicious anaemia (c)…EasyMatch the list

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.