Table of Contents
JEE Main Chemistry syllabus, your trusted guide through this academic adventure, remains a constant companion. Prescribed by the National Test Agency (NTA), the 2024 syllabus maintains its alignment with the 2023 edition, providing a roadmap for aspirants.
Dive into the intricacies of JEE Main Chemistry, where theories take center stage, offering a breath of relief for many students when compared to the complex realms of Physics and Mathematics. The syllabus unfolds across three key sections: Physical Chemistry, Inorganic Chemistry, and Organic Chemistry, each holding its unique significance in the preparation journey.
For a comprehensive understanding, aspiring engineers are encouraged to download the JEE Main 2024 Chemistry syllabus PDF. This resource not only outlines the topics but also sheds light on their weightage, aiding strategic study plans.
JEE Main 2024 Chemistry Syllabus
Discover the latest developments for JEE Main 2024 as the National Testing Agency (NTA) unveils the Chemistry syllabus online. The key to exam success lies in grasping the intricacies of the syllabus, an indispensable guide for candidates to navigate through essential topics.
Accessing the information brochure on the official website is crucial for a comprehensive understanding of the JEE Main Chemistry syllabus, enabling candidates to structure a well-thought-out study plan. The syllabus not only serves as a roadmap but also empowers candidates to allocate time efficiently to each topic. Delve into the NTA updated syllabus to pinpoint specific subjects and chapters that will be evaluated in the examination, providing a strategic advantage in streamlining preparation. Armed with this knowledge, candidates can optimize their efforts, enhancing their prospects of excelling in the upcoming JEE Main 2024. Stay informed, plan strategically, and pave the way for success in this competitive examination.
JEE Main 2024: Chemistry Syllabus Guide
Embarking on your JEE Main 2024 journey? Look no further for a comprehensive roadmap through the intricate landscape of Chemistry! To pave your way to success, we recommend delving into the intricacies of the JEE Main Chemistry syllabus, a key determinant in your exam strategy. Our curated guide breaks down the syllabus into three pillars: Physical, Inorganic, and Organic Chemistry. Crafted for aspirants aiming for the stars, this roadmap not only outlines the crucial topics but also sheds light on the weightage assigned to each. Pro tip: NCERT books are your trusty companions for a deep dive into the subjects.
NTA Reveals Refreshed JEE Main Chemistry Syllabus for 2024
| Physical Chemistry: JEE Main Syllabus Updated by NTA for 2024 | |
| Topics | Subtopics |
| UNIT I: SOME BASIC CONCEPTS IN CHEMISTRY | Dalton’s atomic theory of matter and its nature: Idea of an element, compound, molecule, and atom: chemical combination laws; Mole concept, percentage composition, molar mass, atomic and molecular masses, and empirical and molecular formulae: Scientific formulas and stoichiometry. |
| UNIT 2: ATOMIC STRUCTURE | Nature of electromagnetic radiation and the photoelectric effect; Hydrogen atom spectrum. Bohr’s hydrogen atom model – its assumptions, derivation of electron energy and orbit radii, limitations; Matter’s dual nature, de Broglie’s relationship. Heisenberg uncertainty principle. Basics of quantum mechanics, quantum mechanical model of the atom, and its key features. Atomic orbitals as one-electron wave functions: Variation of radial probability density functions for 1s and 2s orbitals; Quantum numbers (principal, angular momentum, magnetic) and their significance; Shapes of s, p, and d orbitals; Electron spin and spin quantum number; Rules for electron filling in orbitals – Aufbau principle, Pauli’s exclusion principle, Hund’s rule; Electronic configurations and the added stability of half-filled and completely filled orbitals. |
| UNIT 3: CHEMICAL BONDING AND MOLECULAR STRUCTURE | The Kossel-Lewis method of chemical bond creation, ionic and covalent bond concepts. Ionic Bonding: Ionic bond formation, variables influencing ionic bond formation, lattice enthalpy calculation. The electronegativity concept in covalent bonding. Fajan’s rule, moment of dipole: Strength morphologies of simple molecules and the theory of shell electron pair repulsion (VSEPR). An approach to covalent bonding using quantum mechanics: Key concepts in valence bond theory include resonance and the idea of hybridization involving the s, p, and d orbitals. The key components of molecular orbital theory. LCAOs, sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic molecules, types of molecular orbitals (bonding, antibonding), and the notions of bond order, bond length, and bond energy. Basic concept of bonding between metals. Applications of hydrogen bonding. |
| UNIT 4: CHEMICAL THERMODYNAMICS | The system, environment, extended and intensive properties, state functions, entropy, and process types are the fundamentals of thermodynamics. Hess’s law of constant heat summation; concepts of work, heat internal energy and enthalpy, heat capacity, and molar heat capacity; enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase change, hydration, ionisation, and solution are all included in the first law of thermodynamics. The universe’s S and the system’s G serve as the criterion for spontaneity in processes, which is the second law of thermodynamics. G stands for the equilibrium constant and Standard Gibbs energy change. |
| UNIT 5: SOLUTIONS | Several techniques to express the concentration of a solution include the vapour pressure of solutions, Raoult’s Law, molality, molarity, mole fraction, and percentage (by both volume and mass). Plots for ideal and nonideal solutions, composition of vapour pressure, ideal and nonideal solutions; Colligative features of diluted solutions include an increase in boiling point, a decrease in freezing point, a relative decrease in vapour pressure, and an increase in osmotic pressure; molecular mass calculation based on colligative characteristics; The importance of the Van’t Hoff factor and abnormal value of molar mass |
| UNIT 6: EQUILIBRIUM | The idea of dynamic equilibrium is what equilibrium means. Henry’s law and the solid-liquid, liquid-gas, and solid-gas equilibria are examples of equilibrium involving physical processes. general properties of physical processes-based equilibrium. equilibrium pertaining to chemical reactions: Chemical equilibrium laws, equilibrium constants (Kp and Kc) and their importance, the role of G and G in chemical equilibrium, temperature, pressure, and catalyst effect, as well as Le Chatelier’s principle, are all covered. Ionic equilibrium includes the following topics: ionisation of water, ionisation of weak and strong electrolytes, ionisation of electrolytes, and different ideas of acids and bases (Arrhenius, Bronsted, Lowry, and Lewis) and their ionisation. The solubility of salts and their solubility products, buffer solutions, common ion impact, hydrolysis of salts and pH of their solutions—all of these are related to pH scale. |
| UNIT 7: REDOX REACTIONS AND ELECTROCHEMISTRY | Concepts related to electronic oxidation and reduction, redox reactions, oxidation number assignment, and redox reaction balance. Kohlrausch’s law and its applications: electrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities and their variation with concentration. Galvanic and electrolytic cells, various electrode types, electrode potentials (including standard electrode potential), half-cell and cell responses, and the measurement of a galvanic cell’s emf are examples of electrochemical cells. applications of Nernst’s equation; Gibbs’ energy change and cell potential are related: Fuel cells; lead accumulator and dry cell. |
| UNIT 8: CHEMICAL KINETICS | The following topics are covered: the rate of a chemical reaction; 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 properties and half-lives; the effect of temperature on the rate of reactions; Arrhenius theory; activation energy and its calculation; and collision theory of bimolecular gaseous reactions (all without derivation). |
NTA Revises JEE Main Chemistry Syllabus for Inorganic Chemistry
| NTA Revises JEE Main Chemistry Syllabus for Inorganic Chemistry | |
| Topics | Subtopics |
| UNIT 9: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES | The current shape of the periodic table, the modern periodic rule, the s, p, d, and f block elements, periodic trends in the atomic and ionic radii of the elements, valence, oxidation states, and chemical reactivity are all examples of periodic features of elements. |
| UNIT 10: P- BLOCK ELEMENTS | Elements in Groups 13 through 18 Overview: The electronic structure and overall patterns in the physical and chemical characteristics of elements throughout time and within groups, together with the distinct characteristics of the initial element within each group, are discussed. |
| UNIT 11: d – and f- BLOCK ELEMENTS | Elements of Transition K2Cr2O7 and KMnO4 preparation, properties, and uses; general introduction; electronic configuration; occurrence and characteristics; general trends in physical properties, ionisation enthalpy, oxidation states, atomic radii, colour; catalytic behaviour; magnetic properties; complex formation; interstitial compounds; alloy formation; Alloy formation. Inner Transitional Components Lanthanoids: oxidation states, contraction of lanthanoid, and electronic configuration. The electronic structure and oxidation states of actinides |
| UNIT 12: CO-ORDINATION COMPOUNDS | Overview of coordination chemicals. Werner’s hypothesis; denticity, ligands, coordination number, chelation; IUPAC terminology for isomerism and mononuclear coordination compounds Fundamental concepts of colour, magnetic characteristics, and crystal field theory as well as the bonding-valence bond method; The significance of coordination chemicals (in biological systems, metal extraction, and qualitative analysis). |
The Organic Chemistry JEE Main Chemistry Syllabus has been updated by NTA
| The Organic Chemistry JEE Main Chemistry Syllabus has been updated by NTA. | |
| Topics | Subtopics |
| UNIT 13: PURIFICATION AND CHARACTERISATION OF ORGANIC COMPOUNDS | Principles and applications of purification: crystallisation, sublimation, distillation, differential extraction, and chromatography. Qualitative analysis: Identification of halogens, phosphorus, sulphur, and nitrogen.
Calculating the amounts of carbon, hydrogen, nitrogen, halogens, sulphur, and phosphorus using quantitative analysis (just fundamental principles). Computation of molecular and empirical formulas: Numerical issues in quantitative organic analysis |
| UNIT 14:SOME BASIC PRINCIPLES OF ORGANIC CHEMISTRY | Tetravalency of carbon: Hybridization (s and p) and the forms of simple molecules Functional group classification of organic compounds: and those containing halogens, oxygen, nitrogen, and sulphur; Similar series: Stereoisomerism and structural isomerism. IUPAC and trivial nomenclature Carbocations, free radicals, carbanions, electrophiles, nucleophiles, and stability of carbocations are all involved in covalent bond fission, both homolytic and heterolytic. Inductive effect, electromeric effect, resonance, and hyperconjugation are the four types of electronic displacement in a covalent bond. Common organic reaction types include rearrangement, addition, substitution, and elimination. |
| UNITS 15: HYDROCARBONS | IUPAC nomenclature, classification, isomerism, generic preparation techniques, characteristics, and reactions. Alkanes – Conformations: Alkane halogenation mechanism: Sawhorse and Newman projections (of ethane). Alkenes – Geometric isomerism: Electrophilic addition mechanism: addition of hydrogen, halogens, water, hydrogen halides (Markownikoffs and peroxide effect): ozonolysis and polymerization. Alkynes: Acidic character: Polymerization with the addition of hydrogen, halogens, water, and hydrogen halides. Benzene, aromaticity, structure, and nomenclature of aromatic hydrocarbons: electrophilic substitution mechanism: nitration and halogenation. The monosubstituted benzene functional group’s directional influence is demonstrated by Friedel-Craft’s alkylation and acylation. |
| UNIT 16: ORGANIC COMPOUNDS CONTAINING HALOGENS | general techniques for properties, reactions, and preparation; The nature of the C-X bond and substitution reaction mechanisms. Applications Effects of DDT, iodoform freons, and chloroform on the environment. |
| UNIT 17: ORGANIC COMPOUNDS CONTAINING OXYGEN | general preparation techniques, characteristics, reactions, and applications. ETHERS, PHENOLS, AND ALCOHOLS Alcohols: Dehydration mechanism: recognition of primary, secondary, and tertiary alcohols. Acidity, electrophilic substitution processes (halogenation, nitration, and sulphonation) are characteristics of phenols. The Tiemann-Reimer reaction. Ethers: Organisation. Ketones and Aldehyde: Carbonyl group nature; nucleophilic addition to >C=O group; aldehyde and ketone relative reactivities; Significant reactions include the acidity of hydrogen, Grignard reagent, oxidation: reduction (Wolf Kishner and Clemmensen), and nucleophilic addition reactions (addition of HCN, NH3, and its derivatives). Cannizzaro reaction with aldol condensation. Chemical methods to differentiate between aldehydes and ketones include the haloform reaction. Acids Carboxylic acidity and the variables that influence it, |
| UNIT 18: ORGANIC COMPOUNDS CONTAINING NITROGEN | common techniques for getting ready. Uses, reactions, and properties. Amines: naming, basic characteristics, structure of classification, and identification of primary, secondary, and tertiary amines. The significance of dialzonium salts in synthetic organic chemistry. |
| UNIT 19: BIOMOLECULES | Overview of the significance of biomolecules. Classification of carbohydrate molecules: glucose and fructose are monosaccharides, while sucrose, lactose, and maltose are constituent monosaccharides of oligosaccharides. The Basic Concept of Amino Acids, Peptide Bonds, and Polypeptides in Proteins. Proteins: denaturation of proteins, enzymes, and primary, secondary, tertiary, and quaternary structure (qualitative concept only). Classification and functions of vitamins. Nucleic acids are the building blocks of DNA and RNA. Nucleic acids’ biological roles. General Introduction to Hormones |
| UNIT 20: PRINCIPLES RELATED TO PRACTICAL CHEMISTRY | finding additional elements (halogens, sulphur, and nitrogen) in organic molecules; Finding the following functional groups in organic compounds: carboxyl, hydroxyl (found in alcohol and phenolic), carbonyl (found in aldehyde and ketones), and amino groups. The chemistry used to prepare the following Inorganic substances: potash alum, Mohr’s salt.
Acetanilide, p-nitro acetanilide, aniline yellow, and iodoform are examples of organic compounds. • The chemistry of the titrimetric exercises, including the comparison of Mohr’s salt to KMnO4, acids, bases, and the use of indicators. • The following chemical concepts are applied in the qualitative salt analysis: Pb2+, Cu2+, Al3+, Fe3+, Zn2+, Ni2+, Ca2+, Ba2+, Mg2+, NH4 + Anions: CO3 2−, S 2-, SO4 2−, NO3-, NO2-, Cl-, Br-, and I- (without include insoluble salts). Chemical concepts utilised in the subsequent experiments: The CuSO4 solution’s enthalpy 2. The strong acid and strong base’s enthalpy of neutralisation. 3. Making lyophobic and lyophilic sols. 4. Kinetic analysis of room temperature hydrogen peroxide and iodide ion reactions. |
Excluded Subjects in NTA’s 2024 JEE Main Chemistry Syllabus
| Excluded Subjects in NTA’s 2024 JEE Main Chemistry Syllabus | |
| UNIT | Topics |
| Unit 1 – Some Basic Concepts in Chemistry | Precision and accuracy, S.I.Units, dimensional analysis, Physical quantities and their measurements in Chemistry, Significant figures |
| UNIT 2: STATES OF MATTER | Classification of matter into solid, liquid, and gaseous states, Graham’s law of diffusion, Dalton’s law of partial pressure, Ideal gas equation; Kinetic theory of gases (only postulates), Real gases, deviation from Ideal behaviour, compressibility factor, and van der Waals equation, Solid State: Classification of solids: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea), packing in solids (fcc, bcc and hcp lattices), voids, calculations involving unit cell parameters, an imperfection in solids, Gaseous State: Measurable properties of gases: Gas laws – Boyle’s law, Charle’s law, Avogadro’s law, Concept of Absolute scale of temperature, Concept of average, root mean square and most probable velocities, Liquid State: Properties of liquids – vapour pressure, viscosity and surface tension, and effect of temperature on them (qualitative treatment only), Bragg’s Law and its applications: Unit cell and lattices, Electrical and magnetic properties. |
| Electrical and magnetic properties. | Thomson and Rutherford atomic models and their limitations |
| Unit 10: Surface Chemistry | Adsorption- Physisorption and chemisorption and their characteristics, factors affecting adsorption of gases on solids, Catalysis – Homogeneous and heterogeneous, activity and selectivity of solid catalysts, enzyme catalysis, and its mechanism, classification of colloids – lyophilic. lyophobic; multi-molecular. macromolecular and associated colloids (micelles), Brownian movement, electrophoresis, dialysis, coagulation, and flocculation, Freundlich and Langmuir adsorption isotherms, adsorption from solutions, Colloidal state- distinction among true solutions, colloids, and suspensions, Preparation and properties of colloids – Tyndall effect, Emulsions and their characteristics. |
| Unit 12 : General Principles And Processes Of Isolation Of Metals | Modes of occurrence of elements in nature, minerals, ores, Cu, Zn, and Fe; Thermodynamic and electrochemical principles involved in the extraction of metals. |
| Unit 13: Hydrogen | Position of hydrogen in periodic table, Physical and chemical properties of water and heavy water, Isotopes, preparation, properties and uses of hydrogen, Structure, preparation, reactions, and uses of hydrogen peroxide |
| Unit 14: S -Block Elements | General introduction |
| Unit 15 – p-Block Elements | Electronic configuration, and general trends in physical and chemical properties of elements, Industrial uses of lime, limestone. Plaster of Paris and cement: Biological significance of Na, K. Mg, and Ca, Group 14 Catenation tendency; composition, characteristics, and applications of silicon tetrachloride, silicates, zeolites, silicones, and allotropes and oxides of carbon, Group 15 Nitrogen and phosphorus properties and applications; phosphorus allotropic forms; ammonia preparation, nitric acid characteristics, phosphine, and phosphorus halides properties and uses, Group-16: Allotropic forms of sulphur; Sulfuric acid preparation, characteristics, structures, and applications; Ozone preparation, properties, and uses, Group 18: Fluoride and xenon oxide structures; occurrences and applications of noble gases, Studying the p-block elements in groups Group 13: Aluminium and boron preparation, characteristics, and applications
Borax, boric acid, diborane, boron trifluoride, aluminium chloride, and alums: their composition, characteristics, and applications. |
| Unit 18: Environmental Chemistry | Environmental pollution – Atmospheric, water, and soil, Hydrocarbons their sources, harmful effects, and prevention; Greenhouse effect and Global warming, Stratospheric pollution- Formation and breakdown of ozone, depletion of the ozone layer – its mechanism and effects, Soil pollution – Major pollutants such as; Pesticides (insecticides. herbicides and fungicides), their harmful effects, and prevention, Atmospheric pollution – Tropospheric and Stratospheric Tropospheric pollutants – Gaseous pollutants: Oxides of carbon, nitrogen, and sulfur, Acid rain; Particulate pollutants: Smoke, dust, smog, fumes, mist; their sources, harmful effects, and prevention, Water Pollution – Major pollutants such as. pathogens, organic wastes, and chemical pollutants; their harmful effects and prevention, Strategies to control environmental pollution |
| Unit 25: Polymers | General introduction and classification of polymers, Copolymerization. Natural and synthetic, rubber and vulcanization, General methods of polymerization, – Addition and condensation, Some important polymers with emphasis on their monomers and uses – polythene, nylon, polyester, and bakelite |
| Unit 27: Chemistry In Everyday Life | Chemicals in Medicines – Analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, anti-fertility drugs, antibiotics, antacids. Anti-histamines, Chemicals in food – Preservatives, artificial sweetening agents – common examples. Cleansing Agents – Soaps and detergents, cleansing action |
FAQs on JEE Main Chemistry Syllabus 2024
What are the key sections in the JEE Main 2024 Chemistry syllabus?
The JEE Main 2024 Chemistry syllabus is divided into three main sections: Physical Chemistry, Inorganic Chemistry, and Organic Chemistry.
How is the Physical Chemistry section structured in the JEE Main 2024 syllabus?
The Physical Chemistry section covers various units, including Some Basic Concepts in Chemistry, Atomic Structure, Chemical Bonding and Molecular Structure, Chemical Thermodynamics, Solutions, Equilibrium, Redox Reactions and Electrochemistry, and Chemical Kinetics.
What topics are included in the Inorganic Chemistry section of the JEE Main 2024 syllabus?
The Inorganic Chemistry section comprises units such as Classification of Elements and Periodicity in Properties, P-Block Elements, D- and F-Block Elements, and Coordination Compounds.
What are the topics covered in the Organic Chemistry section of the JEE Main 2024 syllabus?
The Organic Chemistry section includes units such as Purification and Characterization of Organic Compounds, Some Basic Principles of Organic Chemistry, Hydrocarbons, Organic Compounds Containing Halogens, Organic Compounds Containing Oxygen, Organic Compounds Containing Nitrogen, Biomolecules, and Principles Related to Practical Chemistry.
Which subjects are excluded from the JEE Main 2024 Chemistry syllabus?
The excluded subjects in the JEE Main 2024 Chemistry syllabus include Precision and accuracy, S.I. Units, dimensional analysis, States of Matter, Thomson and Rutherford atomic models, Surface Chemistry, General Principles and Processes of Isolation of Metals, Hydrogen, S-Block Elements, p-Block Elements, Environmental Chemistry, Polymers, and Chemistry In Everyday Life.
