Halogen Derivative – JEE Main Previous Year Questions with Solutions
JEE Main Previous Year Papers Questions of Chemistry With Solutions are available at eSaral Simulator   Previous Years AIEEE/JEE Mains Questions
Q. Which of the following on heating with aqueous KOH, produces acetaldehyde ? (1) $\mathrm{CH}_{2} \mathrm{ClCH}_{2} \mathrm{Cl}$ (2) $\mathrm{CH}_{3} \mathrm{CHCl}_{2}$ (3) $\mathrm{CH}_{3} \mathrm{COCl}$ (4) $\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{Cl}$ [AIEEE-2009]

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Sol. (1)

Q. Consider the following bromides :- The correct order of $\mathrm{S}_{\mathrm{N}}^{1}$ reactivity is (1) A > B > C (2) B > C > A (3) B > A > C (4) C > B > A [AIEEE-2010]

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Sol. (2)

Q. The major product of the following reaction is : [JEE-MAIN2018]

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Sol. (1) Reaction is dehydrohalogenation $\mathrm{E}^{2}$-elimination reaction. Elimination takes place in single step and proceed by formation of transition state from anti position.

Q. The major product formed in the following reaction is : [JEE-MAIN2018]

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Sol. (3) It is nucleophilic substitution reaction.

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