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Friday, 9 October

JEE Main 2020 · ChemistryMultiple choiceSingle correctMediumApplication

JEE Main 6 September 2020, Shift 2, Chemistry Q31

Question 31 of 75 in this shift, Chemistry question 6 of 25.

The IUPAC name of the following compound is :

The figure, in words

Benzene ring with substituents (going round): CH2OH at top, NH2 at upper right, CHO at bottom, NO2 at lower left; the other two ring positions are H
  1. (1)3-amino-4-hydroxymethyl-5-nitrobenzaldehyde
  2. (2)5-amino-4-hydroxymethyl-2-nitrobenzaldehydeOfficial answer
  3. (3)2-nitro-4-hydroxymethyl-5-amino benzaldehyde
  4. (4)4-amino-2-formyl-5-hydroxymethyl nitrobenzene

Official answer

Option 2

NTA final key (Sep 2020).

Chapter
Organic Chemistry: Some Basic Principles and Techniques
Topic
IUPAC Nomenclature
Idea tested
Polyfunctional Aromatic Compounds

Same idea in other shifts

Asked 3× in all
  1. 3 Apr 2025, Shift 2 · Q66What is the correct IUPAC name of [structure] ?EasyDiagram basedHas a figure
  2. 8 Apr 2024, Shift 1 · Q74Given below are two statements: Statement I: [figure: Compound A, a benzene ring bearing Cl, and two NO2\mathrm{NO_2} groups] IUPAC name of…EasyTwo statementsHas a figure

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. This question needs a figure we do not reproduce; it is described in words above. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.