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JEE Advanced Hydrocarbons questions with solutions

Alkanes, alkenes, alkynes and arenes: preparation, reactions and aromatic substitution. 12 questions from our 2016–2025 JEE Advanced pattern papers, from the Class 11 Chemistry syllabus. Each has the answer and a full solution.

Also practise: Hydrocarbons for JEE Main

JEE Advanced 2025

Free-radical monobromination of 2-methylbutane with Br2 and light at 127^circC is highly selective. The relative rates of abstraction per hydrogen…JEE Advanced 2025 Paper 1 · medium
(R)-Limonene (1-methyl-4-isopropenylcyclohex-1-ene, C10H16) is treated with excess O3 followed by Zn/H2O. The organic product X (C9H14O3, other than…JEE Advanced 2025 Paper 2 · hard

JEE Advanced 2024

Limonene (1-methyl-4-(prop-1-en-2-yl)cyclohexene, C10H16) is subjected to ozonolysis with reductive work-up (Zn/H2O). The total number of carbonyl…JEE Advanced 2024 Paper 1 · easy

JEE Advanced 2022

Regarding electrophilic aromatic substitution, choose the correct statement(s).JEE Advanced 2022 Paper 2 · medium

JEE Advanced 2020

1-Methylcyclohexene is treated with BH3· THF followed by H2O2/NaOH to give P. P is oxidised with pyridinium chlorochromate to Q, and Q is then…JEE Advanced 2020 Paper 1 · medium

JEE Advanced 2019

Consider electrophilic aromatic substitution on substituted benzenes.JEE Advanced 2019 Paper 1 · medium
Methylcyclopentane undergoes free-radical monochlorination. The total number of distinct monochloro products obtained, counting every stereoisomer…JEE Advanced 2019 Paper 2 · hard

JEE Advanced 2018

(s) about aromatic compounds is/are correct?JEE Advanced 2018 Paper 1 · medium

JEE Advanced 2017

Aromatic substitution and its limitations are used in the following statements.JEE Advanced 2017 Paper 1 · easy
Free-radical monochlorination of 3-methylpentane with Cl2 under ultraviolet light is allowed to go to completion at every hydrogen position. The…JEE Advanced 2017 Paper 1 · medium

JEE Advanced 2016

1-Methylcyclohexene is treated with BH3· THF and then H2O2/NaOH to give A; A is oxidised with PCC to B; B reacts with excess CH3MgBr followed by…JEE Advanced 2016 Paper 1 · hard
Transformations of aromatic compounds give the stated major product?JEE Advanced 2016 Paper 1 · medium

Other Chemistry topics

Alcohols, Phenols, Ethers and Haloalkanes 11 Atomic Structure 9 Biomolecules and Polymers 8 Carbonyl Compounds, Carboxylic Acids and Amines 20 Chemical Bonding and Molecular Structure 17 Chemical Equilibrium 12 Chemical Kinetics 24 Chemical Thermodynamics 21 Coordination Compounds 23 Electrochemistry 22 General Organic Chemistry and Isomerism 37 Ionic Equilibrium 20 Mole Concept and Stoichiometry 6 Qualitative and Practical Chemistry 7 Redox Reactions and Titrations 15 Solutions, Solid State and Surface Chemistry 26 d- and f-Block Elements and Metallurgy 11 s-Block, p-Block Elements and Hydrogen 29