The correct statement regarding nucleophilic substitution reaction in a chiral alkyl halide is ;

Racemisation occurs in $S_N 1$ reaction and inversion occurs in $\mathrm{S}_{\mathrm{N}} 2$ reaction.

Retention occurs in $S_N 1$ reaction and inversion occurs in $\mathrm{S}_{\mathrm{N}} 2$ reaction.

Racemisation occurs in $\mathrm{S}_{\mathrm{N}} 1$ reaction and retention occurs in $\mathrm{S}_{\mathrm{N}} 2$ reaction.

Racemisation occurs in both $\mathrm{S}_{\mathrm{N}} 1$ and $\mathrm{S}_{\mathrm{N}} 2$ reactions.

The pair from the following pairs having both compounds with net non-zero dipole moment is

1,4-Dichlorobenzene, 1,3-Dichlorobenzene

Assertion A : Hydrolysis of an alkyl chloride is a slow reaction but in the presence of NaI, the rate of the hydrolysis increases. Reason R : I^{-} is a good nucleophile as well as a good leaving group. In the light of the above statements, choose the correct answer from the options given below

Both A and R are true and R is the correct explanation of A

Both A and R are true but R is NOT the correct explanation of A

Which of the following reactions is an example of ammonolysis?

C 6 H 5 CH 2 Cl + NH 3 $$ \to $$ C 6 H 5 CH 2 NH 2

C 6 H 5 COCl + C 6 H 5 NH 2 $$ \to $$ C 6 H 5 CONHC 6 H 5

C 6 H 5 CH 2 CN $$\buildrel {[H]} \over \longrightarrow $$ C 6 H 5 CH 2 CH 2 NH 2

C 6 H 5 CH 2 CN $$\buildrel {HCl} \over \longrightarrow $$ C 6 H 5 $$\mathop N\limits^ + $$H 3 Cl $$-$$

Haloalkanes And Haloarenes — JEE Main Previous Year Questions

170 solved PYQs · 2016–2026 · Chemistry

Solved PYQs: 170
Years covered: 2016–2026
Avg / year: ~15
Subject: Chemistry

How many JEE Main questions come from Haloalkanes And Haloarenes?

Haloalkanes And Haloarenes has contributed 170 questions to Joint Entrance Examination (Main) papers between 2016 and 2026 — an average of about 15 questions a year. That count is measured from EByAi’s bank of 55,289 JEE Main questions, not estimated from a syllabus. Every one of the 170 questions carries a written, step-by-step solution, and each is tagged to Haloalkanes And Haloarenes within Chemistry, so you can drill this chapter across every year at once instead of hunting through paper PDFs. Practising a chapter’s full PYQ history is the fastest way to learn the patterns examiners reuse.

Sample Haloalkanes And Haloarenes questions from real JEE Main papers

These are 5 real questions from the bank — exactly as asked, with the answer one tap away. All 170 Haloalkanes And Haloarenes questions (with full written solutions) are available in practice.

Question 1 · JEE Main 2024
Alkyl halide is converted into alkyl isocyanide by reaction with
1. (A) $KCN$
2. (B) $NH_{4} CN$
3. (C) $NaCN$
4. (D) $AgCN$
Show answerAnswer
$Answer: (D) AgCN$
Question 2 · JEE Main 2024
The correct statement regarding nucleophilic substitution reaction in a chiral alkyl halide is ;
1. (A) $Retention occurs in S_{N} 1 reaction and inversion occurs in S_{N} 2 reaction.$
2. (B) $Racemisation occurs in S_{N} 1 reaction and retention occurs in S_{N} 2 reaction.$
3. (C) $Racemisation occurs in both S_{N} 1 and S_{N} 2 reactions.$
4. (D) $Racemisation occurs in S_{N} 1 reaction and inversion occurs in S_{N} 2 reaction.$
Show answerAnswer
$Answer: (D) Racemisation occurs in S_{N} 1 reaction and inversion occurs in S_{N} 2 reaction.$
Question 3 · JEE Main 2023
The pair from the following pairs having both compounds with net non-zero dipole moment is
1. (A) $cis-butene, trans-butene$
2. (B) $CH_{2} Cl_{2}, CHCl_{3}$
3. (C) $Benzene, Anisidine$
4. (D) $1,4-Dichlorobenzene, 1,3-Dichlorobenzene$
Show answerAnswer
$Answer: (B) CH_{2} Cl_{2}, CHCl_{3}$
Question 4 · JEE Main 2023
Assertion A : Hydrolysis of an alkyl chloride is a slow reaction but in the presence of NaI, the rate of the hydrolysis increases. Reason R : I^- is a good nucleophile as well as a good leaving group. In the light of the above statements, choose the correct answer from the options given below
1. (A) $A is true but R is false$
2. (B) $A is false but R is true$
3. (C) $Both A and R are true and R is the correct explanation of A$
4. (D) $Both A and R are true but R is NOT the correct explanation of A$
Show answerAnswer
$Answer: (C) Both A and R are true and R is the correct explanation of A$
Question 5 · JEE Main 2021
Which of the following reactions is an example of ammonolysis?
1. (A) $C 6 H 5 COCl + C 6 H 5 NH 2 \to C 6 H 5 CONHC 6 H 5$
2. (B) $C 6 H 5 CH 2 CN \buildrel {[H]} \over \longrightarrow C 6 H 5 CH 2 CH 2 NH 2$
3. (C) $C 6 H 5 CH 2 CN \buildrel {HCl} \over \longrightarrow C 6 H 5 H 3 Cl$
4. (D) $C 6 H 5 CH 2 Cl + NH 3 \to C 6 H 5 CH 2 NH 2$
Show answerAnswer
$Answer: (D) C 6 H 5 CH 2 Cl + NH 3 \to C 6 H 5 CH 2 NH 2$

Haloalkanes And Haloarenes questions by year

Year	Questions	Share of chapter questions
2026	17
2025	19
2024	25
2023	19
2022	18
2021	26
2020	17
2019	16
2018	3
2017	8
2016	2

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FAQs

How many JEE Main questions have been asked from Haloalkanes And Haloarenes?

EByAi's bank holds 170 real JEE Main questions from Haloalkanes And Haloarenes, asked between 2016 and 2026 — about 15 per year on average. Every count is measured from actual papers, not estimated.

Is Haloalkanes And Haloarenes important for JEE Main?

170 questions over 11 papers make Haloalkanes And Haloarenes a moderate-weightage chapter in JEE Main Chemistry. The year-wise table above shows exactly how often it appears.

Can I solve Haloalkanes And Haloarenes PYQs online for free?

Yes. EByAi lets you solve JEE Main past-year questions in the browser with written solutions — free daily practice, no card needed.

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