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JEE Main 2024 · ChemistryNumerical answerNumerical valueHardMulti-step

JEE Main 30 January 2024, Shift 2, Chemistry Q88

Question 88 of 90 in this shift, Chemistry question 28 of 30, Section B.

2-chlorobutane +

\mathrm{Cl_2} \to \mathrm{C_4H_8Cl_2}

(isomers) Total number of optically active isomers shown by

\mathrm{C_4H_8Cl_2}

, obtained in the above reaction is ________.

Official answer

3

NTA final key.

Chapter: Haloalkanes and Haloarenes
Topic: Stereoisomerism
Idea tested: Counting Optical Isomers

Same idea in other shifts

Asked 2× in all

8 Apr 2024, Shift 1 · Q88The number of optical isomers in following compound is:__________ [figure: three fused cyclohexane rings in a linear (anthracene-type)…HardNumerical valueHas 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 42 of the 174 JEE Main shifts held from 2017 to 2026.