Complete Overview of JEE Mains Chemistry Syllabus 2025 with Topics List

If you're aiming to crack JEE Mains 2025, understanding the chemistry syllabus inside-out is one of the first steps to smart preparation. Chemistry in JEE Mains is known for being a scoring subject if you’re well-prepared and understand the key concepts.

This guide will walk you through everything you need to know about the JEE Mains Chemistry Syllabus 2025 — topic-wise breakdown, chapters, exam pattern, and even some top study tips to help you succeed.

What's the Purpose of the JEE Mains Chemistry Syllabus?

The chemistry syllabus for JEE Mains is designed to test your understanding of fundamental concepts from both Class 11 and Class 12, covering all three branches of chemistry: Physical, Organic, and Inorganic. The idea is to evaluate how well you can apply concepts to solve problems, not just memorize reactions.

Chemistry Syllabus 2025 – Topic-Wise Breakdown

Here’s a breakdown of the JEE Mains Chemistry Syllabus 2025, categorized into Class 11 and Class 12 topics.

Class 11 Chemistry Syllabus

1. Some Basic Concepts of Chemistry

Mole concept, stoichiometry, laws of chemical combination

Atomic and molecular masses, limiting reagent

2. Structure of Atom

Bohr’s model, quantum numbers, electronic configuration

Orbitals, de Broglie’s principle, Heisenberg’s uncertainty

3. Classification of Elements and Periodicity in Properties

Periodic table, trends in atomic size, ionization energy

4. Chemical Bonding and Molecular Structure

Ionic and covalent bonds, VSEPR theory, hybridization

Molecular orbital theory

5. States of Matter: Gases and Liquids

Ideal gas equation, real gases, kinetic theory

6. Thermodynamics

First law, enthalpy, internal energy, Hess’s law

7. Equilibrium

Chemical and ionic equilibrium, Le Chatelier’s Principle

Acids, bases, and pH

8. Redox Reactions

Oxidation numbers, balancing redox reactions

9. Hydrogen

Position in periodic table, isotopes, water, hydrogen peroxide

10. The s-Block Element (Alkali and Alkaline Earth Metals)

Properties, reactions with water and air, biological importance

11. Some p-Block Elements (Group 13 and 14)

Boron, aluminium, carbon and silicon compounds

12. Organic Chemistry – Basic Principles and Techniques

Nomenclature, isomerism, purification, electron displacement

13. Hydrocarbons

Alkanes, alkenes, alkynes, aromatic hydrocarbons

14. Environmental Chemistry

Air and water pollution, green chemistry

Class 12 Chemistry Syllabus

1. Solid State

Unit cell, packing efficiency, types of solids

2. Solutions

Concentration terms, Raoult’s law, colligative properties

3. Electrochemistry

Nernst equation, electrochemical cells, conductance

4. Chemical Kinetics

Rate of reaction, order and molecularity, Arrhenius equation

5. Surface Chemistry

Adsorption, catalysis, colloids

6. General Principles and Processes of Isolation of Elements

Metallurgy, concentration of ores, extraction

7. The p-Block Element (Group 15 to 18)

Nitrogen, phosphorus, halogens, noble gases

8. The d- and f-Block Elements

Transition elements, lanthanides and actinides, complex formation

9. Coordination Compounds

Ligands, coordination number, isomerism, bonding theories

10. Haloalkanes and Haloarenes

Nucleophilic substitution, physical and chemical properties

11. Alcohols, Phenols and Ethers

Reactions, preparation, acidity of phenols

12. Aldehydes, Ketones and Carboxylic Acids

Nucleophilic addition, oxidation, reduction

13. Organic Compounds Containing Nitrogen

Amines, cyanides, isocyanides

14. Biomolecules

Carbohydrates, proteins, vitamins, nucleic acids

15. Polymers

Types, polymerization, natural and synthetic polymers

16. Chemistry in Everyday Life

Drugs, detergents, food preservatives

Exam Pattern & Marks Distribution

Understanding how chemistry questions are structured in the JEE Mains exam can really help with smart prep:

Total Chemistry Questions: 30

Section A (Theory): 20 MCQs (Single correct)

Section B (Numerical): 10 questions (attempt any 5)

Total Marks: 100 (4 marks per correct answer, -1 for wrong MCQs)

Weightage Tips:

Organic Chemistry: ~30–35%

Physical Chemistry: ~35–40%

Inorganic Chemistry: ~25–30%

Recommended Books & Resources for 2025

Here are some must-haves:

NCERT Chemistry (Class 11 & 12) – Your foundation!

O.P. Tandon – Physical & Inorganic Chemistry

Morrison & Boyd – Organic Chemistry

N Awasthi – Physical Chemistry Numericals

MTG’s JEE Mains Chemistry Question Bank

Previous Year Question Papers (NTA)

Study Tips & Strategies

Follow a Weekly Topic Schedule – Don’t rush. Cover at least 2–3 topics a week with revision.

Use NCERT as Your Base – Many JEE questions are direct or concept-based from NCERT.

Mix Theory and Numericals Daily – Especially for physical chemistry.

Practice Past Papers – At least last 10 years to understand question trends.

Revise with Flashcards – Great for reactions, periodic trends, and organic mechanisms.

Important Deadlines (Tentative for 2025)

JEE Mains Session 1: January 2025

JEE Mains Session 2: April 2025

Admit Card Releases: 10–15 days before each session

Result Announcement: 1–2 weeks post exam

Cracking chemistry in JEE Mains 2025 is all about clarity of concepts, regular revision, and smart practice. Stick to the syllabus, focus on NCERT, and practice with purpose — and you’ll be well on your way to acing this part of the exam.

Good luck, and stay curious — chemistry is full of wonders once you get into it!

FAQ for JEE Mains Chemistry Syllabus 2025 

1. What is the official chemistry syllabus for JEE Mains 2025?

The JEE Mains Chemistry Syllabus 2025 includes topics from Class 11 and 12 NCERT textbooks, divided into three major branches: Physical Chemistry, Organic Chemistry, and Inorganic Chemistry. It follows the latest NTA guidelines.

2. Has the chemistry syllabus changed for JEE Mains 2025?

As of now, the syllabus for JEE Mains 2025 is largely similar to previous years. However, students are advised to always refer to the latest NTA syllabus notification for any official updates.

3. How many questions are asked from chemistry in JEE Mains?

A total of 30 questions are asked from chemistry:

Section A: 20 MCQs (attempt all)

Section B: 10 numerical-type questions (attempt any 5)

4. Which part of chemistry is most scoring in JEE Mains?

Organic Chemistry and Inorganic Chemistry often contain more straightforward questions and can be highly scoring if concepts and reactions are well memorized. Physical Chemistry requires more practice with numericals.

5. Are NCERT books enough for JEE Mains Chemistry preparation?

Yes, NCERT is essential and forms the base for all topics. However, for deeper understanding and practice, especially for Physical Chemistry numericals and complex organic reactions, reference books are recommended.

6. What are the most important chapters in Chemistry for JEE Mains 2025?

Some high-weightage chapters include:

Chemical Bonding

Thermodynamics

Equilibrium

Organic Reaction Mechanisms

Coordination Compounds

Electrochemistry

7. Are there any deleted topics in the 2025 chemistry syllabus?

As of the latest update, the NTA has not officially removed any topics. Still, students should regularly check the official NTA website for any changes or reductions.

8. What study plan should I follow for chemistry?

Dedicate 1–1.5 hours daily to chemistry. Mix theory, problem-solving, and revision. Weekly practice of past papers and mock tests is highly recommended for concept clarity and time management.

9. How should I prepare for numerical questions in chemistry?

Focus more on Physical Chemistry for numericals. Practice problems from NCERT and books like N Awasthi. Understand formulas, units, and dimensional analysis.

10. Can I skip any chapters if I'm short on time?

It’s not advisable to skip entire chapters, but if you're short on time, prioritize high-weightage and easy-to-score topics. Always make sure you're comfortable with NCERT basics at the very least.