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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceOtherEasyConceptual

JEE Main 5 April 2024, Shift 1, Chemistry Q75

Question 75 of 90 in this shift, Chemistry question 15 of 30, Section A.

For 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) CH3−CH2−C(=O)−CH2−CH3\mathrm{CH_3-CH_2-C(=O)-CH_2-CH_3} (D) H3C−CH(OH)−CH2−CH2−CH3\mathrm{H_3C-CH(OH)-CH_2-CH_2-CH_3} The increasing order of boiling point is : Choose the correct answer from the options given below :
  1. (1)(A) < (B) < (C) < (D)
  2. (2)(B) < (A) < (C) < (D)Official answer
  3. (3)(D) < (C) < (A) < (B)
  4. (4)(B) < (A) < (D) < (C)

Official answer

Option 2

NTA final key.

Chapter
Haloalkanes and Haloarenes
Topic
Alcohols and Phenols
Idea tested
Hydrogen Bonding Trends in Alcohols

Same idea in other shifts

Asked 5× in all
  1. 1 Feb 2024, Shift 2 · Q63Select the compound from the following that will show intramolecular hydrogen bonding.EasySingle correctHas a figure
  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. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.