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JEE Advanced Chemistry Questions 2025: Important Topics
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JEE Advanced Chemistry Syllabus 2025: As far as the JEE Advanced exam preparation is concerned, the first and foremost thing is knowing the syllabus. JEE Advanced examination notification will be issued by the exam authorities by the end of this year. Till that time, all the IIT aspirants can start their JEE Advanced Chemistry preparation accordingly.
Understanding the syllabus and the exam pattern will help candidates create an effective study plan. The syllabus will help candidates know the topics and create a timetable based on the topic’s difficulty level. The exam pattern helps candidates have an idea of the marking scheme, exam duration, and more.
The Chemistry section includes three major portions: Physical, Inorganic, and Organic Chemistry. Keep reading the below sections of the article to find out all about the detailed syllabus format of JEE Advanced Syllabus 2025.
Physical Chemistry is the branch of chemistry concerned with theories and techniques of chemical systems. It is also related to chemical structure, properties, reactions, and more. Here are the details for JEE Advanced Physical Chemistry syllabus 2025.
| Topic Names | Details |
|---|---|
| General Topics | Concept of Atoms and Molecules; Dalton’s Atomic Theory; Mole Concept; Chemical Formulae; Balanced Chemical Equations; Calculations Involving Common Oxidation-Reduction; Neutralisation and Displacement Reactions; Concentration in Terms of Mole Fraction, Molarity, Molality and Normality. |
| Gaseous and Liquid States | Absolute Scale of Temperature; Ideal Gas Equation; Deviation from Ideality; Van der Waals equation; Kinetic Theory of Gases; Average, Root Mean Square and Most Probable Velocities and their Relation with Temperature; Law of Partial Pressures; Vapour Pressure; Diffusion of Gases. |
| Atomic Structure and Chemical Bonding | Bohr Model; Spectrum of the Hydrogen Atom, Quantum Numbers; Wave-Particle Duality; De-Broglie Hypothesis; Uncertainty Principle; Qualitative Quantum Mechanical Picture of the Hydrogen Atom; Shapes of S, P and D Orbitals; Electronic Configurations of Elements (Upto Atomic Number 36); Aufbau Principle; Pauli’s Exclusion Principle and Hund’s Rule; Orbital Overlap and Covalent Bond; Hybridisation Involving S, P and D Orbitals Only; Orbital Energy Diagrams for Homonuclear Diatomic Species; Hydrogen Bond; Polarity in Molecules, Dipole Moment (Qualitative Aspects Only); Vsepr Model and Shapes of Molecules (Linear, Angular, Triangular, Square Planar, Pyramidal, Square Pyramidal, Trigonal Bipyramidal, Tetrahedral and Octahedral). |
| Energetics | First Law of Thermodynamics; Internal Energy, Work and Heat, Pressure-Volume Work; Enthalpy, Hess’s law; Heat of Reaction, Fusion and Vapourisation; Second Law of Thermodynamics; Entropy; energy; Criterion of Spontaneity. |
| Chemical Equilibrium | Law of Mass Action; Equilibrium Constant, Le Chatelier’s Principle (Effect of Concentration, Temperature and Pressure); Significance of ΔG and ΔG0 in Chemical Equilibrium; Solubility Product, Common Ion Effect, pH and Buffer Solutions; Acids and Bases (Bronsted and Lewis Concepts); Hydrolysis of Salts. |
| Electrochemistry | Electrochemical Cells and Cell Reactions; Standard Electrode Potentials; Nernst Equation and its Relation to ΔG; Electrochemical Series, EMF of Galvanic Cells; Faraday’s Laws of Electrolysis; Electrolytic Conductance, Specific, Equivalent and Molar Conductivity, Kohlrausch’s Law; Concentration Cells. |
| Chemical Kinetics | Rates of Chemical Reactions; Order of Reactions; Rate Constant; First Order Reactions; Temperature Dependence of Rate Constant (Arrhenius Equation). |
| Solid-State | Classification of Solids, Crystalline State, Seven Crystal Systems (Cell Parameters a, b, c, α, β, γ); Close-packed Structure of Solids (Cubic), Packing in fcc, bcc and hcp Lattices; Nearest Neighbours, Ionic Radii, Simple Ionic Compounds, Point Defects. |
| Solutions | Raoult’s law; Molecular Weight Determination from Lowering of Vapour Pressure; Elevation of Boiling Point and Depression ofzing Point. |
| Surface Chemistry | Elementary Concepts of Adsorption (Excluding Adsorption Isotherms); Colloids and its Types; Methods of Preparation and General Properties; Elementary Ideas of Emulsions, Surfactants and Micelles (Only Definitions and Examples). |
| Nuclear Chemistry | Radioactivity: Isotopes and Isobars; Properties of α, β and γ rays; Kinetics of Radioactive Decay (Decay Series Excluded), Carbon Dating; Stability of Nuclei with Respect to Proton-neutron Ratio; Brief Discussion on Fission and Fusion Reactions. |
Inorganic Chemistry deals with inorganic compounds, and these do not require the presence of hydrogen, carbon, and oxygen. The following table will help candidates understand the JEE Advanced Inorganic Chemistry Syllabus 2025.
| Topic Names | Details |
|---|---|
| Isolation/Preparation and Properties of the Following Non-Metals | Boron, Silicon, Nitrogen, Phosphorus, Oxygen, Sulphur and Halogens; Properties of Allotropes of Carbon (Only Diamond and Graphite), Phosphorus and Sulphur. |
| Preparation and Properties of the Following Compounds | Oxides, Peroxides, Hydroxides, Carbonates, Bicarbonates, Chlorides and Sulphates of Sodium, Potassium, Magnesium and Calcium; Boron: Diborane, Boric acid and Borax; Aluminium: Alumina, Aluminium Chloride and Alums; Carbon: Oxides and Oxyacid (Carbonic acid); Silicon: Silicones, Silicates and Silicon Carbide; Nitrogen: Oxides, Oxyacids and Ammonia; Phosphorus: Oxides, Oxyacids (Phosphorus Acid, Phosphoric Acid) and Phosphine; Oxygen: Ozone and Hydrogen Peroxide; Sulphur: Hydrogen Sulphide, Oxides, Sulphurous Acid, Sulphuric Acid and Sodium Thiosulphate; Halogens: Hydrohalic Acids, Oxides and Oxyacids of Chlorine, Bleaching Powder; Xenon Fluorides. |
| Transition Elements (3D Series) | Definition, General Characteristics, Oxidation states and their Stabilities, Colour (Excluding the Details of Electronic Transitions) and Calculation of Spin-only Magnetic Moment; Coordination Compounds: Nomenclature of Mononuclear Coordination Compounds, Cis-trans and Ionisation Isomerisms, Hybridisation and Geometries of Mononuclear Coordination Compounds (Linear, Tetrahedral, Square Planar and Octahedral). |
| Ores and Minerals | Commonly Occurring Ores and Minerals of Iron, Copper, Tin, Lead, Magnesium, Aluminium, Zinc and Silver. |
| Extractive Metallurgy | Chemical Principles and Reactions Only (Industrial Details Excluded); Carbon Reduction Method (Iron and Tin); Self-reduction Method (Copper and Lead); Electrolytic Reduction Method (Magnesium and Aluminium); Cyanide Process (Silver and Gold). |
| Principles of Qualitative Analysis | Groups I to V (only Ag+, Hg2+, Cu2+, Pb2+, Bi3+, Fe3+, Cr3+, Al3+, Ca2+, Ba2+, Zn2+, Mn2+, and Mg2+); Nitrate, Halides (Excluding Fluoride), Sulphate and Sulphide. |
Organic Chemistry deals with the classification and properties of organic compounds. Furthermore, it helps explain the world of carbon, hydrogen, and oxygen. The following table will acquaint candidates regarding JEE Advanced Organic Chemistry syllabus 2025:
| Topic Names | Details |
|---|---|
| Concepts | Hybridisation of Carbon; Σ and Π-Bonds; Shapes of Simple Organic Molecules; Structural and Geometrical Isomerism; Optical Isomerism of Compounds Containing Up to Two Asymmetric Centres, (R, S and E, Z Nomenclature Excluded); IUPAC Nomenclature of Simple Organic Compounds (Only Hydrocarbons, Mono-Functional and Bi-functional Compounds); Conformations of Ethane and Butane (Newman Projections); Resonance and Hyperconjugation; Keto-Enol Tautomerism; Determination of Empirical and Molecular Formulae of Simple Compounds (Only Combustion Method); Hydrogen Bonds: Definition and Their Effects on Physical Properties of Alcohols and Carboxylic Acids; Inductive and Resonance Effects on Acidity and Basicity of Organic Acids and Bases; Polarity and Inductive Effects in Alkyl Halides; Reactive Intermediates Produced During Homolytic And Heterolytic Bond Cleavage; Formation, Structure and Stability of Carbocations, Carbanions And Radicals. |
| Preparation, Properties and Reactions of Alkanes | Homologous Series, Physical Properties of Alkanes (Melting Points, Boiling Points and Density); Combustion and Halogenation of Alkanes; Preparation of Alkanes by Wurtz Reaction and Decarboxylation Reactions |
| Reactions of Alkenes and Alkynes | Physical Properties of Alkenes and Alkynes (Boiling Points, Density and Dipole Moments); The Acidity of Alkynes; Acid Catalysed Hydration of Alkenes and Alkynes (Excluding the Stereochemistry of Addition and Elimination); Reactions of Alkenes With KMNO4 and Ozone; Reduction of Alkenes and Alkynes; Preparation of Alkenes and Alkynes by Elimination Reactions; Electrophilic Addition Reactions of Alkenes With X2, Hx, Hox And H2O (X=Halogen); Addition Reactions of Alkynes; Metal Acetylides. |
| Benzene Reactions | Structure and Aromaticity; Electrophilic Substitution Reactions: Halogenation, Nitration, Sulphonation, Friedel-Crafts Alkylation and Acylation; Effect of o-, m- and p-directing Groups in Monosubstituted Benzenes. |
| Phenols | Acidity, Electrophilic Substitution Reactions (Halogenation, Nitration and Sulphonation); Reimer-Tieman Reaction, Kolbe Reaction |
| Characteristic Properties | Alkyl Halides: Rearrangement Reactions of Alkyl Carbocation, Grignard Reactions, Nucleophilic Substitution Reactions; Alcohols: Esterification, Dehydration and Oxidation, Reaction With Sodium, Phosphorus Halides, ZNCL2/Concentrated HCl, Conversion of Alcohols Into Aldehydes and Ketones; Ethers: Preparation by Williamson’s Synthesis; Aldehydes and Ketones: Oxidation, Reduction, Oxime and Hydrazone Formation; Aldol Condensation, Perkin Reaction; Cannizzaro Reaction; Haloform Reaction and Nucleophilic Addition Reactions (Grignard Addition); Carboxylic Acids: Formation of Esters, Acid Chlorides and Amides, Ester Hydrolysis; Amines: Basicity of Substituted Anilines and Aliphatic Amines, Preparation From Nitro Compounds, Reaction With Nitrous Acid, Azo- Coupling Reaction of Diazonium Salts of Aromatic Amines, Sandmeyer and Related Reactions of Diazonium Salts; Carbylamine Reaction; Haloarenes: Nucleophilic Aromatic Substitution In Haloarenes and Substituted Haloarenes (Excluding Benzyne Mechanism and Cine Substitution) |
| Carbohydrates | Classification; Mono- and Di-Saccharides (Glucose and Sucrose); Oxidation, Reduction, Glycoside Formation and Hydrolysis of Sucrose. |
| Amino Acids and Peptides | General Structure (Only Primary Structure for Peptides) And Physical Properties. |
| Polymers | Natural Rubber, Cellulose, Nylon, Teflon and PVC |
| Practical Organic Chemistry | Detection of Elements (N, S, halogens); Detection and Identification of the Following Functional Groups: Hydroxyl (Alcoholic and Phenolic), Carbonyl (Aldehyde and Ketone), Carboxyl, Amino and Nitro; Chemical Methods of Separation of Mono-functional Organic Compounds from Binary Mixtures |
Understanding the correct marks distribution based on Chemistry topics is needed for every IIT expectant since this will help them know the high-weightage chapters. Marks allocation as per the respective units and topics are given here in the following tables.
Check out the table given below to find out the Chemistry chapter-wise weightage under the Physical Chemistry section.
| Topic Names | Marks Distribution |
|---|---|
| Atomic Structure and Nuclear Chemistry | 3 |
| Chemical Equilibrium | 6 |
| Chemical Kinetics | 8 |
| Electrochemistry | 3 |
| Gaseous State | 3 |
| Mole Concept | 9 |
| Solution and Colligative Properties | 4 |
| Surface Chemistry | 3 |
| Solid State | 4 |
| Total | 43 |
Check out the table given below to find out the Chemistry chapter-wise weightage under the Inorganic Chemistry section.
| Topic Names | Marks Distribution |
|---|---|
| Chemical Bonding | 8 |
| Coordination Compounds | 6 |
| Metallurgy | 4 |
| P-Block | 11 |
| Qualitative Analysis | 7 |
| Total | 36 |
Check out the table given below to find out the Chemistry chapter-wise weightage under the Organic Chemistry section.
| Topic Names | Marks Distribution |
|---|---|
| Amines | 11 |
| Aromatic Compounds | 6 |
| Biomolecules | 4 |
| Carbonyl compounds | 3 |
| General Organic Chemistry | 8 |
| Polymers | 7 |
| Stereoisomerism | 6 |
| Total | 45 |
JEE Advanced Chemistry Important Topics
Candidates can refer to the following table for the JEE Advanced Chemistry important topics:
Here are some of the common questions that all the IIT JEE candidates can have in their minds regarding JEE Advanced Chemistry Syllabus:
Ans: JEE Advanced 2025 exam date will be conducted on May 2025.
Ans: The first step to studying for the Chemistry subject in the JEE Advanced 2025 exam is conceptualising the entire syllabus. If the student covers the syllabus, then the IIT expectant will find many complex concepts easier. Proper learning aids will help in memorising the concepts.
Ans: Firstly, candidates need to pass their 12th standard classes along with JEE Main exams to be eligible to apply for JEE Advanced 2025. Candidates can fill out the application form online, which also requires scanning and uploading the required documents.
Ans: JEE Advanced 2025 will take place in two papers — Paper 1 and Paper 2, which consist of 188 marks each. So, the total marks in JEE Advanced 2025 are 366 marks.
Ans: IIT Kharagpur, IIT Bombay, IIT Kanpur, and IIT Delhi are the three IITs considered the best for Chemical Engineering.
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We hope this complete JEE Advanced Chemistry syllabus 2025 helps you in your preparation. Embibe wishes you good luck and all the best for JEE Advanced 2025.
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