Aspirants must know that JEE Chemistry syllabus pdf 2025 has been released by NTA on its official website. JEE Main session 1 is scheduled to be conducted from January 22 to January 31, 2025. Preparation for the exam starts after knowing the subjects asked in JEE Mains i.e. Physics, Chemistry, and Maths. Thus it is very important for the aspirants to know the JEE Chemistry syllabus 2025 and the important topics along with the weightage. Know the JEE Main Syllabus 2025 for Chemistry to begin your preparation for the subjects. Make quick revision notes and focus on practice questions.Â
JEE Physical Chemistry 2025 Syllabus Topics
Candidates can get a detailed version of Physical Chemistry topics to study in the exam. We compiled the topics considering the latest syllabus pattern for the exam.
JEE Chemistry Syllabus 2025 – Physical Chemistry
| Name of Topics | Units |
| Some Basic Concepts in Chemistry | Matter and its nature, Dalton’s atomic theory, the Concept of atom, molecule, element, and compound, the Laws of chemical combination, atomic and molecular masses, the mole concept, molar mass, percentage composition, empirical and molecular formulae, Chemical equations, and stoichiometry. |
| Atomic Structure | Nature of electromagnetic radiation, photoelectric effect; Spectrum of the hydrogen atom. Bohr model of a hydrogen atom – its postulates, derivation of the relations for the energy of the electron and radii of the different orbits, limitations of Bohr’s model; Dual nature of matter, de Broglie’s relationship.Heisenberg uncertainty principle. Elementary ideas of quantum mechanics, quantum mechanics, the quantum mechanical model of the atom, and its important features. Concept of atomic orbitals as one-electron wave functions: Variation of and 2 with r for 1s and 2s orbitals; various quantum numbers (principal, angular momentum, and magnetic quantum numbers) and their significance; shapes of s, p, and d – d-orbitals, electron spin, and spin quantum number: Rules for filling electrons in orbitals – Aufbau principle. Pauli’s exclusion principle and Hund’s rule, electronic configuration of elements, and extra stability of half-filled and filled orbitals. |
| Chemical Bonding and Molecular Structure | Kossel–Lewis approach to chemical bond formation, the concept of ionic and covalent bonds.Ionic Bonding: Formation of ionic bonds, factors affecting the formation of ionic bonds; calculation of lattice enthalpy.Covalent Bonding: Concept of electronegativity. Fajan’s rule, dipole moment: Valence Shell Electron Pair Repulsion (VSEPR ) theory and shapes of simple molecules.Quantum mechanical approach to covalent bonding: Valence bond theory – its important features, the concept of hybridization involving s, p, and d orbitals; Resonance.Molecular Orbital Theory: Its important features. LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic molecules, the concept of bond order, bond length, and bond energy. Elementary idea of metallic bonding. Hydrogen bonding and its applications. |
| Chemical Thermodynamics | Fundamentals of thermodynamics: System and surroundings, extensive and intensive properties, state functions, types of processes.The first law of thermodynamics: Concept of work, heat internal energy and enthalpy, heat capacity, molar heat capacity; Hess’s law of constant heat summation; Enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase transition, hydration, ionization, and solution.The second law of thermodynamics is the spontaneity of processes; S of the universe and G of the system are criteria for spontaneity: G (Standard Gibbs energy change) and equilibrium constant. |
| Solutions | Different methods for expressing the concentration of solution – molality, molarity, mole fraction, percentage (by volume and mass both), the vapor pressure of solutions and Raoult’s Law – Ideal and non-ideal solutions, vapor pressure – composition, plots for ideal and non-ideal solutions; Colligative properties of dilute solutions – a relative lowering of vapor pressure, depression of freezing point, the elevation of boiling point and osmotic pressure; Determination of molecular mass using colligative properties; Abnormal value of molar mass, can’t Hoff factor and its significance. |
| Equilibrium | The meaning of equilibrium is the concept of dynamic equilibrium.Equilibria involving physical processes: Solid-liquid, liquid – gas and solid-gas equilibria, Henry’s law. General characteristics of equilibrium involving physical processes.Equilibrium involving chemical processes: Law of chemical equilibrium, equilibrium constants (Kp and Kc) and their significance, the significance of G and G in chemical equilibrium, factors affecting equilibrium concentration, pressure, temperature, the effect of catalyst; Le Chatelier’s principle.Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius. Bronsted – Lowry and Lewis) and their ionization, acid-base equilibria (including multistage ionization) and ionization constants, ionization of water. pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts and solubility products, buffer solutions |
| Redox Reactions and Electrochemistry | Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number, and balancing of redox reactions. Electrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities and their variation with concentration: Kohlrausch’s law and its applications. Electrochemical cells – Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half–cell and cell reactions, emf of a Galvanic cell and its measurement: Nernst equation and its applications; Relationship between cell potential and Gibbs’ energy change: Dry cell and lead accumulator; Fuel cells. |
| Chemical Kinetics | Rate of a chemical reaction, factors affecting the rate of reactions: concentration, temperature, pressure, and catalyst; elementary and complex reactions, order and molecularity of reactions, rate law, rate constant and its units, differential and integral forms of zero and first-order reactions, their characteristics and half-lives, the effect of temperature on the rate of reactions, Arrhenius theory, activation energy and its calculation, collision theory of bimolecular gaseous reactions (no derivation). |
JEE Syllabus for Chemistry – Inorganic Chemistry Syllabus Topics
Candidates can check the topics included in the JEE Main Inorganic Chemistry. We have compiled the list of topics to be covered in Inorganic Chemistry in the table.
JEE Inorganic Chemistry Syllabus 2025
| Units | Topics |
| Classification of Elements and Periodicity in Properties | Modem periodic law and present form of the periodic table, s, p. d and f block elements, periodic trends in properties of elements atomic and ionic radii, ionization enthalpy, electron gain enthalpy, valence, oxidation states, and chemical reactivity. |
| P-Block Elements | Group -13 to Group 18 Elements: General Introduction: Electronic configuration and general trends in physical and chemical properties of elements across the periods and down the groups; unique behavior of the first element in each group. |
| D and F Block Elements | Transition Elements: General introduction, electronic configuration, occurrence and characteristics, general trends in properties of the first-row transition elements – physical properties, ionization enthalpy, oxidation states, atomic radii, color, catalytic behavior, magnetic properties, complex formation, interstitial compounds, alloy formation; Preparation, properties, and uses of K2Cr2O7, and KMnO4.Inner Transition ElementsLanthanoids – Electronic configuration, oxidation states, and lanthanoid contraction.Actinoids: Electronic configuration and oxidation states. |
| Coordination Compounds | Introduction to coordination compounds. Werner’s theory; ligands, coordination number, denticity. Chelation; IUPAC nomenclature of mononuclear coordination compounds, isomerism; Bonding-Valence bond approach and basic ideas of Crystal field theory, color, and magnetic properties; Importance of coordination compounds (in qualitative analysis, extraction of metals and in biological systems). |
JEE Mains Organic Chemistry Syllabus Topics
Candidates can check in the JEE Main Organic Chemistry Syllabus provided in the table format. Take a look at the topics and start your Organic Chemistry preparations.
JEE Main Chemistry Syllabus 2025 – Organic Chemistry
| Name Of Units | List Of Topics |
| Purification and Characterization of Organic Compounds | Purification-Crystallization, sublimation, distillation, differential extraction, and chromatography principles and their applications.Qualitative analysis-Detection of nitrogen, sulfur, phosphorus, and halogens.Quantitative analysis (basic principles only) – Estimation of carbon, hydrogen, nitrogen, halogens, sulfur, and phosphorus. Calculations of empirical formulae and molecular formulae: Numerical problems in organic quantitative analysis, |
| Some Basic Principles of Organic Chemistry | Tetravalency of carbon: Shapes of simple molecules – hybridization (s and p): Classification of organic compounds based on functional groups: and those containing halogens, oxygen, nitrogen, and sulfur; Homologous series: Isomerism – structural and stereoisomerism. Nomenclature (Trivial and IUPAC) Covalent bond fission – Homolytic and heterolytic: free radicals, carbocations, and carbanions; stability of carbocations and free radicals, electrophiles and nucleophiles. Electronic displacement in a covalent bond – Inductive effect, electromeric effect, resonance, and hyperconjugation. Common types of organic reactions are addition, elimination, and rearrangement. |
| Hydrocarbons | Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties, and reactions.Alkanes: Conformations: Sawhorse and Newman projections (of ethane): Mechanism of halogenation of alkanes.Alkenes: Geometrical isomerism: Mechanism of electrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (Markownikoffs and peroxide effect): Ozonolysis and polymerization.Alkynes: Acidic character: Addition of hydrogen, halogens, water, and hydrogen halides: Polymerization.Aromatic hydrocarbons: Nomenclature, benzene – structure and aromaticity: Mechanism of electrophilic substitution: halogenation, nitration.Friedel–Craft’s alkylation and acylation, directive influence of the functional group in mono-substituted benzene. |
| Organic Compounds containing Halogens | General methods of preparation, properties, and reactions; Nature of C-X bond; Mechanisms of substitution reactions. Uses; Environmental effects of chloroform, iodoform freons, and DDT. |
| Organic Compounds containing Oxygen | General methods of preparation, properties, reactions, and uses. ALCOHOLS, PHENOLS, AND ETHERS Alcohols: Identification of primary, secondary, and tertiary alcohols: mechanism of dehydration. Phenols: Acidic nature, electrophilic substitution reactions: halogenation. Nitration and sulphonation. Reimer – Tiemann reaction. Ethers: Structure. Aldehyde and Ketones: Nature of carbonyl group; Nucleophilic addition to >C=O group, relative reactivities of aldehydes and ketones; Important reactions such as – Nucleophilic addition reactions (addition of HCN. NH3, and its derivatives), Grignard reagent; oxidation: reduction (Wolf Kishner and Clemmensen); the acidity of -hydrogen. Aldol condensation, Cannizzaro reaction. Haloform reaction, Chemical tests to distinguish between aldehydes and Ketones. Carboxylic Acids Acidic strength and factors affecting it, |
| Organic Compounds containing Nitrogen | General methods of preparation. Properties, reactions, and uses. Amines: Nomenclature, classification structure, basic character, and identification of primary, secondary, and tertiary amines and their basic character. Diazonium Salts: Importance in synthetic organic chemistry. |
| Biomolecules | General introduction and classification of polymers, general methods of polymerization, – Addition and condensation, and copolymerization. Natural and synthetic, rubber and vulcanization, some important polymers with emphasis on their monomers and uses – polythene, nylon, polyester, and bakelite.PROTEINS: Elementary Idea of -amino acids, peptide bonds, polypeptides. Proteins: primary, secondary, tertiary, and quaternary structure (qualitative idea only), denaturation of proteins, enzymes.VITAMINS: Classification and functions.Nucleic Acids: The chemical constitution of DNA and RNA. Biological functions of nucleic acids. |
| Principles Related to Practical Chemistry | Detection of extra elements (Nitrogen, Sulphur, halogens) in organic compounds; Detection of the following functional groups; hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketones) carboxyl, and amino groups in organic compounds.The chemistry involved in the preparation of the following: Inorganic compounds;Mohr’s salt, potash alum.Organic compounds: Acetanilide, p-nitro acetanilide, aniline yellow, iodoform.The chemistry involved in the titrimetric exercises – Acids, bases, and the use of indicators, oxalic-acid vs KMnO4, Mohr’s salt vs KMnO4Chemical principles involved in the qualitative salt analysts: Cations – Pb2+, Cu2+, Al3+, Fe3+, Zn2+, Ni2+, Ca2+, Ba2+, Mg2+, NH4 + Anions- CO3 2−, S 2-, SO4 2−, NO3-, NO2-, Cl-, Br-, I- ( Insoluble salts excluded). Chemical principles involved in the following experiments: 1. Enthalpy of solution of CuSO4 2. Enthalpy of neutralization of strong acid and strong base. 3. Preparation of lyophilic and lyophobic sols. 4. Kinetic study of the reaction of iodide ion with hydrogen |
JEE Chemistry 2025 Chapter-Wise Weightage
We have prepared a list of topics and total questions expected in JEE Chemistry 2025. Candidates can check the topic-wise weightage in Chemistry accordingly to prioritize the preparation. The list of topics and expected questions considered the previous exam trends are provided in the table.
Expected Chemistry Questions in JEE Main 2025
| Name Of Chapters | Total Questions (Expected) |
| Mole Concept | 1 |
| Redox Reactions | 1 |
| Electrochemistry | 1 |
| Chemical Kinetics | 1 |
| Solution & Colligative Properties | 1 |
| General Organic Chemistry | 1 |
| Stereochemistry | 1 |
| Hydrocarbon | 1 |
| Alkyl Halides | 1 |
| Carboxylic Acids & their Derivatives | 1 |
| Carbohydrates, Amino Acids, and Polymers | 1 |
| Aromatic Compounds | 1 |
| Atomic Structure | 2 |
| Chemical Bonding | 2 |
| Chemical And Ionic Equilibrium | 2 |
| Solid-State | 2 |
| Nuclear & Environmental Chemistry | 2 |
| Thermodynamics & the Gaseous State | 2 |
| Transition Elements & Coordination Compounds | 3 |
| Periodic table, s and p-Block Elements | 3 |
JEE Preparation Strategy for Chemistry
A smart and strategic exam preparation enables candidates to improve scores and performance in JEE Main 2025. Plan out your schedule after knowing the Chemistry paper topics to study. Follow the tips and tricks helpful in boosting your performance to face the real exam.
- Know JEE Chemistry 2025 Topics: Candidates should dedicate their time to knowing Chemistry subject topics to cover for the JEE Main Paper. Take your time to get clarity on the topics to cover based on the latest paper pattern.Â
- Focus On Conceptual Clarity: Preparation for JEE Chemistry 2025 demands conceptual clarity. It can improve your speed and accuracy to solve questions in the paper. You can be part of group studies and seek mentors assistance for clarifying your doubts.Â
- Practice Solving JEE Chemistry Questions Regularly: Develop a routine habit to start solving questions regularly. Start your day revising the topics to be covered in Chemistry. Make all notes and then, solve questions topic-wise to strengthen your concepts.Â
- Get Reliable Study Resources: Candidates targeting JEE Main 2025 should collect reliable study materials online and offline to start exam preparation. Using quality study materials can help them to take their preparation in the right direction.Â
- Seek Mentors Help: Still, you face any queries in your preparations. It is better to connect with the mentors to get solutions to your doubts. Get the best advise from experienced mentors in your JEE Main Chemistry preparation journey.Â
- Revise Important JEE Main Chemistry Topics: Develop a weekend routine for revising the topics studied on the weekdays. It is to know your strong and weak areas. You can seek assistance if needed from the mentors in the preparations.Â
