IIT JAM Chemistry 2026 Chapter-Wise Weightage

Thermodynamics and equilibria in physical chemistry, stereochemistry and reagents in organic chemistry, or coordination compounds in inorganic chemistry often appear more frequently in the IIT JAM exam.

Table of Contents

IIT JAM Chemistry Chapter-Wise Weightage
IIT JAM Chemistry Important Topics
IIT JAM Chemistry Exam Pattern 2026
Preparation Tips for IIT JAM 2026 Syllabus for Chemistry
IIT JAM Chemistry Books for Preparation
Faqs

IIT JAM Chemistry 2026 Chapter-Wise Weightage

Analyzing chapter-wise trends from past IIT JAM Chemistry exams shows that while the broad distribution across the three branches remains fairly consistent, specific topics within each section can vary in emphasis from year to year. For example, thermodynamics and equilibria in physical chemistry, stereochemistry and reagents in organic chemistry, or coordination compounds in inorganic chemistry often appear more frequently, signaling their importance in preparation planning. When we look at the chapter-wise weightage for the 2026 session, patterns from previous years reveal that Organic Chemistry often accounts for around 30–40% of the total marks, making it one of the most influential areas in the IIT JAM 2026 exam . Organic questions typically cover topics such as basic concepts and stereochemistry, reaction mechanisms and synthetic applications, reagents and named reactions, and organic spectroscopy.

Meanwhile, Physical Chemistry also carries significant weight, often contributing a comparable or even higher share of the paper, with frequent emphasis on thermodynamics, kinetics, equilibria, electrochemistry, and spectroscopy. This means that aspirants must be comfortable with both conceptual reasoning and numerical problem-solving. Inorganic Chemistry, while somewhat smaller in relative weight than organic and physical sections, remains an essential component with substantial scoring potential. Questions in this area generally draw from the periodic table, bonding theories, coordination chemistry, main-group elements, and bioinorganic concepts. Its proportion usually falls in the 20–30% range, but certain topics like chemical bonding and transition metal chemistry repeatedly appear and are considered high-yield.

IIT JAM Chemistry Chapter-Wise Weightage

The students can check the IIT JAM Chemistry 2026 chapter-wise weightage mentioned below in the table.

Physical Chemistry
Chapter’s Name	Weightage (Marks)
Atomic and Molecular Structure	4
Gaseous State	2
Liquid State	2
Solid State	2
Chemical Thermodynamics	6
Chemical and Phase Equilibria	5
Electrochemistry	5
Chemical Kinetics	5
Adsorption	4
Spectroscopy	4
Organic Chemistry
Chapter’s Name	Weightage (Marks)
Basic Concepts in Organic Chemistry and Stereochemistry	11
Organic Reaction Mechanism and Synthetic Applications	10
Qualitative Organic Analysis	5
Natural Products Chemistry	5
Inorganic Chemistry
Chapter’s Name	Weightage (Marks)
Periodic Table	4
Extractions of Metals	4
Chemical Bonding and shapes of molecules	6
Main Group Elements (s and p blocks)	4
Transition Metals (d block)	6
Bioinorganic Chemistry	2
Instrumental Methods of Analysis	2
Analytical Chemistry	2

IIT JAM Chemistry Important Topics

Check the important topics for IIT JAM Chemistry.

Areas	Important Topics
Physical Chemistry	Atomic & Molecular Structure Quantum mechanics basics Particle-in-a-box Hydrogen atom orbitals Wave functions & operators Kinetic Molecular Theory & Gaseous State Maxwell distribution Van der Waals equation, critical constants Liquid & Solid State Properties of liquids Crystal systems, Bravais lattices, close packing Bragg’s law & XRD applications Chemical Thermodynamics & Phase Equilibria Enthalpy, entropy, Gibbs free energy Partial molar quantities Phase rule, phase diagrams Electrochemistry Conductivity, molar & equivalent conductance Kohlrausch law & Debye-Hückel theory Chemical Kinetics Rate laws, activation energy, collision theory Integrated rate equations Spectroscopy Basics UV-Visible, IR, NMR fundamentals (especially for molecular structure questions)
Organic Chemistry	Basic Concepts & Stereochemistry Hybridization, resonance, IUPAC, chirality, conformations Reaction Mechanisms & Reagents Nucleophilic & electrophilic mechanisms Substitution, elimination, addition reactions Functional Group Chemistry Carbonyls (aldehydes, ketones), alcohols, amines Carboxylic acids & derivatives Aromatic Chemistry Electrophilic aromatic substitution Aromatic stability & reactivity patterns Spectroscopy in Organic (Intro Level) IR & basic NMR interpretation for functional groups Organic Synthesis & Named Reactions Key named reactions and synthetic applications Identify product predictions based on mechanisms
Inorganic Chemistry	Periodic Table & Periodicity Trends in atomic & ionic properties Chemical Bonding & Molecular Shapes VSEPR, hybridization, MO theory basics Transition Elements & Coordination Chemistry Crystal Field Theory, isomerism, stability constants Main Group (s & p) Elements Group properties, reactions, oxide & halide chemistry Bioinorganic & Organometallic Basics Simple roles of metal ions in biological systems Analytical Methods (Intro) Basic idea of qualitative/quantitative analysis techniques

IIT JAM Chemistry Exam Pattern 2026

There are three sections in IIT JAM Chemistry 2026. The three sections are - Physical, Organic, and Inorganic Chemistry. Check the IIT JAM Chemistry exam pattern mentioned below in the table.

Particulars	Details
Duration of the exam	3 hours
Total number of section	3 - Section A, B and C
Total number of questions	60
Total marks	100
Type of questions	MCQ, MSQ and NAT

Preparation Tips for IIT JAM 2026 Syllabus for Chemistry

IIT Jam Chemistry syllabus is divided into different chapters and students must note down the preparation tips for IIT JAM 2026 before appearing for the entrance examination. Some of the common preparation tips for IIT JAM syllabus for Chemistry are mentioned below.

First of all it is important for the students to know about the IIT JAM 2026 examination pattern and the number of questions that will be asked in every section.
They also must go through the entire IIT JAM 2026 syllabus and cover all important topics that are expected to come in the entrance examination.
The students must solve previous year question papers and mock tests as many times as they can before the entrance test.
It is important to prepare a study plan and manage time accordingly to give equal time for all the chapters.
Students must focus on properties and numerical along with name reactions specially from Organic Chemistry
The students must remember different chemical reaction from Organic Chemistry and all important formulas for Inorganic Chemistry
Revision is essential, so students must create their own notes while studying and revise repeatedly before the entrance exam.
As time management skill is very important in the IIT JAM 2026 entrance examination, they must practice all the questions from the previous years.

Also Read: IIT JAM Chemistry Cutoff 2026

IIT JAM Chemistry Books for Preparation

Books are very crucial for any competitive level entrance examinations. They help the students to stay focused on relevant topics and do not waste time on topics that are least significant. The students must go through the list of important IIT JAM Chemistry books that will help them in effective preparation as mentioned below:

Section	Book name	Author
Organic Chemistry	Organic Chemistry: Second Edition	Leroy G Wade and Jan William Simek
Inorganic Chemistry	Concise Inorganic Chemistry	J.D. Lee
Inorganic Chemistry	Inorganic Chemistry: Principles of Structure and Reactivity	James E. Huheey
Organic Chemistry	March's Advanced Organic Chemistry: Reactions, Mechanisms and Structure	Michael B. Smith
Physical Chemistry	Atkins' Physical Chemistry	Peter Atkins and Julio de Paula
Physical Chemistry	A Textbook of Physical Chemistry, Thermodynamics and Chemical Equilibrium	K L Kapoor

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FAQs

What is an acceptable rank in IIT JAM chemistry?

Typically, the following are good scores to get into the top institutes (IITs). Biotechnology- (80–85) Chemistry: (70-80) Mathematics- (70–85).

Can I do IIT JAM chemistry in three months?

No! There is no set timeline or time restriction for someone to succeed. I've seen individuals pass with just a week or two of study, I've seen myself work hard for a month, and I've even seen people work hard for a year and still fail the IIT JAM exam.

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When can we expect the AP RCET 2024-25 results for the exam conducted on November 4, 2025?

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The AP RCET 2025 exam results are expected to be out online in December 2025, but it is not certain yet. Students can check the results by logging in using their credentials, like registration number/ hall ticket link. They must click on the activated AP RCET 2026 results direct link and download the results PDF.

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