JEE Main 2024 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 1 February 2024, Shift 2, Chemistry Q79

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

Which among the followng has highest boiling point ?

(1) $\mathrm{CH_3CH_2CH_2CH_3}$
(2) $\mathrm{H_5C_2-O-C_2H_5}$
(3) $\mathrm{CH_3CH_2CH_2CHO}$
(4) $\mathrm{CH_3CH_2CH_2CH_2-OH}$ Official answer

Official answer

Option 4

NTA final key.

Chapter: Alcohols, Phenols and Ethers
Topic: Alcohols and Phenols
Idea tested: Hydrogen Bonding Trends in Alcohols

Same idea in other shifts

Asked 5× in all

5 Apr 2024, Shift 1 · Q75For the Compounds : (A) $\mathrm{H_3C-CH_2-O-CH_2-CH_2-CH_3}$ (B) $\mathrm{H_3C-CH_2-CH_2-CH_2-CH_3}$ (C)…EasyOther
1 Feb 2024, Shift 2 · Q63Select the compound from the following that will show intramolecular hydrogen bonding.EasySingle correctHas a figure
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 $-1-$ ol has…EasyAssertion–reason
8 Jan 2020, Shift 2 · Q44Among the compounds A and B with molecular formula $\mathrm{C_9H_{18}O_3}$ , 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.