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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceTwo statementsEasyConceptual

JEE Main 27 January 2024, Shift 1, Chemistry Q74

Question 74 of 90 in this shift, Chemistry question 14 of 30, Section A.

Given below are two statements : Statement (I) : p-nitrophenol is more acidic than m-nitrophenol and o-nitrophenol. Statement (II) : Ethanol will give immediate turbidity with Lucas reagent. In the light of the above statements, choose the correct answer from the options given below :
  1. (1)Both Statement I and Statement II are true
  2. (2)Both Statement I and Statement II are false
  3. (3)Statement I is true but Statement II is falseOfficial answer
  4. (4)Statement I is false but Statement II is true

Official answer

Option 3

NTA final key.

Chapter
Alcohols, Phenols and Ethers
Topic
Alcohols and Phenols
Idea tested
Phenol Acidity Comparison

Same idea in other shifts

Asked 8× in all
  1. 8 Apr 2024, Shift 2 · Q78Which one the following compounds will readily react with dilute NaOH ?EasySingle correct
  2. 9 Apr 2024, Shift 1 · Q77For the given compounds, the correct order of increasing pKa\mathrm{pK_a} value : (A) phenol (B) 4-nitrophenol (O2N\mathrm{O_2N} and OH para…MediumSingle correctHas a figure
  3. 6 Apr 2023, Shift 2 · Q78The strongest acid from the following isEasyDiagram basedHas a figure
  4. 13 Apr 2023, Shift 2 · Q76Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : Order of acidic nature…MediumAssertion–reasonHas a figure
  5. 25 Jul 2022, Shift 2 · Q75Arrange the following in decreasing acidic strength. (A) [figure: benzene ring with OH and NO2 para to each other] (B) [figure: benzene…EasyDiagram basedHas a figure
  6. 29 Jul 2022, Shift 1 · Q80A compound ‘X’ is acidic and it is soluble in NaOH solution, but insoluble in NaHCO3\mathrm{NaHCO_3} solution. Compound ‘X’ also gives violet…EasyDiagram basedHas a figure
  7. 29 Jun 2022, Shift 1 · Q80Given below are two statements. Statement I : Phenols are weakly acidic. Statement II : Therefore they are freely soluble in NaOH solution…EasyTwo statements

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.