JEE Chemistry

Classification & Functional Groups: JEE Questions & Solutions

2 previous-year JEE Chemistry questions on Classification & Functional Groups, each with a worked step-by-step solution.

Basic

Previous-year questions

  1. 01The sum of sigma (σ) and pi (π) bonds in Hex-1,3-dien-5-yne is:NVAEasyJEE 2025
  2. 02The total number of sigma (σ) and pi (π) bonds in 2-formylhex-4-enoic acid is:MCQMediumJEE 2024

Frequently asked questions

Our bank has 2 previous-year JEE Chemistry questions tagged to Classification & Functional Groups, drawn from JEE papers between 2024 and 2025, including 1 from 2025 alone. Each comes with a full step-by-step solution.

Classification & Functional Groups is rated Basic overall for JEE Chemistry. The PYQs on this page break down as 1 easy, 1 medium.

Of the 2 previous-year questions on Classification & Functional Groups, 1 are multiple-choice (MCQ) and 1 are numerical-value (NVA) questions.

Based on recent paper analysis, Classification & Functional Groups is worth about 1 mark in JEE Main. It sits in Basic Principles of Organic Chemistry, a Class 11 Chemistry chapter.

More Basic Principles of Organic Chemistry topics

Isomerism (Structural, Stereoisomerism)31Electronic Effects (Inductive, Resonance, Hyperconjugation)30Reaction Mechanisms (Substitution, Addition, Elimination)20Nomenclature (IUPAC & Common)11

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