Learn

Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 1 February 2024, Shift 2, Chemistry Q63

Question 63 of 90 in this shift, Chemistry question 3 of 30, Section A.

Select the compound from the following that will show intramolecular hydrogen bonding.

The figure, in words

Option 3 is a benzene ring with NO2 and OH on adjacent carbons (o-nitrophenol).
  1. (1)NH3\mathrm{NH_3}
  2. (2)C2H5OH\mathrm{C_2H_5OH}
  3. (3)[figure: benzene ring with NO2_2 and OH on adjacent (ortho) carbons, i.e. 2-nitrophenol]Official answer
  4. (4)H2O\mathrm{H_2O}

Official answer

Option 3

NTA final key.

Chapter
Chemical Bonding and Molecular Structure
Topic
Alcohols and Phenols
Idea tested
Hydrogen Bonding Trends in Alcohols

Same idea in other shifts

Asked 5× in all
  1. 5 Apr 2024, Shift 1 · Q75For the Compounds : (A) H3C−CH2−O−CH2−CH2−CH3\mathrm{H_3C-CH_2-O-CH_2-CH_2-CH_3} (B) H3C−CH2−CH2−CH2−CH3\mathrm{H_3C-CH_2-CH_2-CH_2-CH_3} (C)…EasyOther
  2. 1 Feb 2024, Shift 2 · Q79Which among the followng has highest boiling point ?EasySingle correct
  3. 8 Apr 2023, Shift 1 · Q75Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: Butan −1−-1- ol has…EasyAssertion–reason
  4. 8 Jan 2020, Shift 2 · Q44Among the compounds A and B with molecular formula C9H18O3\mathrm{C_9H_{18}O_3}, A is having higher boiling point the B. The possible…EasyDiagram basedHas 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 108 of the 174 JEE Main shifts held from 2017 to 2026.