Halogen Derivatives — Haloalkanes & Haloarenes — JEE Main PYQs & Practice Questions

Halogen Derivatives — Haloalkanes & Haloarenes is a Chemistry chapter in the JEE Main syllabus. This page brings together 82 previous-year and practice questions on Halogen Derivatives — Haloalkanes & Haloarenes, organised into 6 topics: Preparation of Haloalkanes, SN1 and SN2 Mechanisms, Elimination Reactions, Haloarenes, Polyhalogen Compounds and Grignard Reagent. Most questions come with a step-by-step solution you can work through free in PrepWiser.

Download Halogen Derivatives — Haloalkanes & Haloarenes JEE Main PYQs as a free PDF (with answer key)

Revise this chapter: Revision notes · Formula sheet

Chapter weightage: how many questions each chapter had per shift in the 2024–26 papers.

Preparation of Haloalkanes

• Example of vinylic halide is :
• Given below are two statements : Statement I : Due to increase in van der Waals forces…
• Match the List-I with List-II List-I Chloro derivative | List-II Example; A. Vinyl…
• Match the List - I with List - II List - I Name reaction | List - II Product obtainable…
• Given below are two statements : one is labelled as Assertion (A) and the other is…
• Match the LIST-I with LIST-II List-I; Name of reaction | List-II; Reagent or catalyst…

SN1 and SN2 Mechanisms

• Sn1 reactions proceed through a carbocation intermediate.
• Given below are two statements : one is labelled as Assertion (A) and the other is…
• The decreasing order of reactivity of the following organic molecules towards AgNO₃…
• The correct pair(s) of the ambident nucleophiles is(are) (A) AgCN/KCN (B) RCOOAg/RCOOK…
• Considering the above reactions, the compound 'A' and compound 'B' respectively are :
• Correct statements regarding alkyl halides (R–X) among the following are : A. Alcohol…
• The ascending order of relative rate of solvolysis of following compounds is :
• The reaction of CH₃Cl with NaOH is an example of:
• Which one of the following compounds is inactive towards S N 1 reaction?
• Choose the halogen which is most reactive towards S_N 1 reaction in the given compounds…
• Given below are two statements : Statement (I) : S_N 2 reactions are 'stereospecific'…
• Which of the following compunds will show retention in configuration on nucleophilic…
• The correct statement regarding nucleophilic substitution reaction in a chiral alkyl…
• Assertion A : Hydrolysis of an alkyl chloride is a slow reaction but in the presence of…
• 2-Methyl propyl bromide reacts with C₂ H₅ O⁻ and gives 'A' whereas on reaction with C₂…
• A polar protic solvent stabilises carbocations but not nucleophiles, thus favours SN1.
• In SN1 reaction, the number of steps involved is x.
• The correct order of the rate of the reaction for the following reaction with respect to…
• Decreasing order towards SN 1 reaction for the following compounds is:
• The decreasing order of reactivity of the following compounds towards nucleophilic…

Elimination Reactions

• The decreasing order of reactivity towards dehydrohalogenation (E₁) reaction of the…
• Consider the following reaction : ( CH₃ )₃CCH( OH )CH₃→(conc. H₂SO₄) ( CH₃ )₂CHCH( Br…
• Given below are two statements : Statement (I) : Alcohols are formed when alkyl…
• The one giving maximum number of isomeric alkenes on dehydrohalogenation reaction is…
• For the following reactions CH₃CH₂CH₂Br + Z⊖ →(kₛ) CH₃CH₂CH₂Z + Br⊖; →(kₑ) CH₃CH=CH₂ +…
• E2 reactions are bimolecular and show anti-elimination.
• [where Et ⇒ - C₂H₅ᵗBu ⇒ (CH₃)₃C -] Consider the above reaction sequence, Product "A" and…
• The major product obtained from E₂ - elimination of 3-bromo-2-fluoropentane is
• The number of hydrogen atoms that can be eliminated in 2-methyl-2-chloropropane is x.
• The product of dehydrohalogenation of 2-bromobutane with alc. KOH is mainly:
• Which mechanism does alcoholic KOH favour?

Haloarenes

• As compared with chlorocyclohexane, which of the following statements correctly apply to…
• Given below are two statements : one is labelled as Assertion A and the other is…
• The correct order of the following compounds showing increasing tendency towards…
• The correct decreasing order of densities of the following compounds is :
• The compound which will have the lowest rate towards nucleophilic aromatic substitution…
• Match List - I with List - II . List - I (Conversion) | List - II (Reagents, Conditions…
• The correct order of reactivity of following haloarenes towards nucleophilic…
• In the following substitution reaction : Product 'P' formed is :
• Two isomers (A) and (B) with Molar mass 184 g/mol and elemental composition C, 52.2%; H…
• The correct order of melting points of dichlorobenzenes is
• In the following reaction sequence, [C] is :
• Haloarenes are less reactive than haloalkanes towards nucleophilic substitution.

Polyhalogen Compounds

• Match List - I with List - II. List I (Compound) | List II (Use); (A) Carbon…
• Match List I with List II LIST I (Compound) | LIST II (Uses); A. | Idoform | I. | Fire…
• In the following halogenated organic compounds, the one with the maximum number of…

Grignard Reagent

• Given below are two statements : Statement I : Ethyl pent-4-yn-oate on reaction with…
• Which one of the following is the major product of the given reaction?
• Which reactant will give the following alcohol on reaction with one mole of phenyl…
• Grignard reagent RMgBr(P) reacts with water and forms a gas (Q). One gram of Q occupies…
• The number of chiral centres present in [B] is _____.
• An organic compound (X) with molecular formula C₃ H₆ O is not readily oxidised. On…
• The maximum number of RBr producing 2-methylbutane by above sequence of reactions is…
• To synthesize 1.0 mole of 2-methylpropan-2-ol from Ethylethanoate ___________…
• Major product of the following reaction is

More Chemistry chapters

• Mole Concept & Stoichiometry
• Atomic Structure
• Gaseous State
• Chemical Thermodynamics
• Chemical Equilibrium
• Ionic Equilibrium
• Redox Reactions
• Solutions & Colligative Properties
• Electrochemistry
• Chemical Kinetics
• Solid State
• Surface Chemistry
• Nuclear & Radiochemistry
• Periodic Table & Periodicity
• Chemical Bonding & Molecular Structure
• Hydrogen & s-Block Elements
• p-Block Elements — Part I (Group 13 & 14)
• Environmental Chemistry
• p-Block Elements — Part II (Group 15-18)
• d & f Block Elements
• Coordination Compounds
• Metallurgy
• Qualitative Analysis — Salt Analysis
• Purification & Characterisation of Organic Compounds
• General Organic Chemistry (GOC)
• Hydrocarbons — Alkanes
• Hydrocarbons — Alkenes & Alkynes
• Hydrocarbons — Aromatic (Arenes)
• Alcohols, Phenols & Ethers
• Aldehydes & Ketones
• Carboxylic Acids & Their Derivatives
• Amines & Diazonium Salts
• Carbohydrates & Biomolecules
• Polymers
• Chemistry in Everyday Life
• Practical Organic Chemistry

Frequently asked questions

How many Halogen Derivatives — Haloalkanes & Haloarenes questions are there for JEE Main?

PrepWiser has 82 Halogen Derivatives — Haloalkanes & Haloarenes questions for JEE Main, grouped into 6 topics such as Preparation of Haloalkanes, SN1 and SN2 Mechanisms and Elimination Reactions.

Are these Halogen Derivatives — Haloalkanes & Haloarenes questions from previous-year JEE Main papers?

Yes — most are genuine previous-year questions from past JEE Main papers, and the rest are practice questions written to match the JEE Main pattern and difficulty.

Where can I see the answers and solutions to these Halogen Derivatives — Haloalkanes & Haloarenes questions?

Open any Halogen Derivatives — Haloalkanes & Haloarenes question in PrepWiser (it is free) to attempt it; most come with a step-by-step solution.