242 JEE Main Hydrocarbons PYQs (2004–2026) with verified answers and step-by-step solutions.
This page collects every JEE Main Hydrocarbons previous-year question from Chemistry, 2004–2026. Each links to a full solution with a verified answer key. Click any year above to narrow the list, or open a question to study its step-by-step working and then practice it on PrepSharp's CBT player.
The cycloalkene (X) on bromination consumes one mole of bromine per mole of (X) and gives the product (Y) in which C: B…
An alkane (Y) requires 8 moles of oxygen for complete combustion and on chlorination with Cl₂/hν, (Y) gives only one mo…
Compound (X) [styrene] is subjected to the sequence of reactions as shown above: (i) Br₂/CHCl₃ (ii) NaNH₂ excess (iii)…
Consider the following reaction : The product Y formed is :
Given below are two statements: Statement I: Methane can be prepared by decarboxylation of sodium ethanoate, Kolbe's el…
Identify compounds A and E in the following reaction sequence.
"P" is a hydrocarbon of molecular formula: C₈H₁₄. On ozonolysis, "P" forms "Q". "Q" on treatment with alkali under refl…
IUPAC name of the some alkenes are given below. Find out the correct stability order. A. 2-Methylbut-2-ene B. cis-But-2…
For the following Friedel Craft's alkylation reaction, which of the statements are correct? A. Major product is n-propy…
One mole of an alkane (x) requires 8 mole oxygen for complete combustion. Sum of number of carbon and hydrogen atoms in…
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