JEE Main 2022 · ChemistryMultiple choiceOtherMediumConceptual

JEE Main 25 July 2022, Shift 2, Chemistry Q65

Question 65 of 90 in this shift, Chemistry question 5 of 30, Section A.

For micelle formation, which of the following statements are correct ? A. Micelle formation is an exothermic process. B. Micelle formation is an endothermic process. C. The entropy change is positive. D. The entropy change is negative.

(1)A and D only
(2)A and C onlyOfficial answer
(3)B and C only
(4)B and D only

Official answer

Option 2

NTA final key.

Chapter: Surface Chemistry
Topic: Colloids
Idea tested: Micelle Formation and CMC

Same idea in other shifts

Asked 5× in all

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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.