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NEET Important Dates 2025: Notification,Registration, Exam Date, Admit Card, Result
November 28, 2024
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November 26, 2024
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November 25, 2024
NEET Chemistry Syllabus 2025: The NEET 2025 question paper will be based on the syllabus specified by the MCI (Medical Council of India). The NEET Chemistry syllabus 2025 is extensive and may be divided into three sections: Physical, Organic, and Inorganic. NEET 2025 covers the Chemistry syllabus as specified in CBSE NCERT books for Class 11 and Class 12, and the syllabus is not altered. Students can check out the detailed NEET Chemistry syllabus here.
The Chemistry section comprises 50 questions. All candidates must attempt 45 questions, of which 35 are from Section A and 10 are from Section B. According to the previous year’s analysis, some essential topics for the NEET Chemistry syllabus are Chemical Bonding, p-block, Coordination Compounds, and many more. Read this article carefully to understand the NEET Chemistry syllabus, Inorganic Chemistry chapters for NEET, Organic Chemistry chapters for NEET, Chemistry NEET weightage, and so on.
Practice NEET Mock Tests 2025 to score well in the NEET UG 2025 exam scheduled in May 2025.
Let us look at the overview of the NEET 2025 exam below.
| Exam Particulars | Details |
|---|---|
| Exam Name | National Eligibility cum Entrance Test (NEET) |
| Conducting Body | National Testing Agency (NTA) |
| Category | Undergraduate |
| Level | National |
| Courses | MBBS and BDS |
| Total Seats | Approximately 1.63 Lakhs (MBBs + BDS) |
| Course Duration | MBBS – 5½ years, BDS – 5 years |
| Official Website | ntaneet.nic.in |
Let’s look at the units covered in the NEET Class 11 Chemistry syllabus:
As we move forward, let us look at the topics covered in each unit.
| Unit | Title | Topics Covered |
|---|---|---|
| Unit I | Basic Concepts of Chemistry | General Introduction – Importance and Scope of chemistry Laws of chemical combination, Dalton’s atomic theory: the concept of elements, atoms and molecules Atomic and molecular masses. Mole concept and molar mass; percentage composition and empirical and molecular formula; chemical reactions, stoichiometry, and calculations based on stoichiometry |
| Unit II | Structure of Atom | Atomic number, isotopes, and isobars. Concept of shells and subshells, dual nature of matter and light, de Broglie’s relationship, Heisenberg uncertainty principle, the concept of orbital, quantum numbers, shapes of s,p, and d orbitals, rules for filling electrons in orbitals – Aufbau principle, Pauli exclusion principles and Hund’s rule, electronic configuration of atoms, stability of half filled and completely filled orbitals |
| Unit III | Classification of Elements and Periodicity in Properties | Modern periodic law and long-term form of the periodic table, periodic trends in properties of elements – atomic radii, ionic radii, ionisation enthalpy, electron gain enthalpy, electronegativity, |
| Unit IV | Chemical Bonding and Molecular Structure | Valence electrons, ionic bond, covalent bond, bond parameters, Lewis structure, the polar character of covalent bond, valence bond theory, resonance, the geometry of molecules, VSEPR theory, the concept of hybridisation involving s, p, and d orbitals, and shapes of some simple molecules, molecular orbital theory of homonuclear diatomic molecules (qualitative idea only). Hydrogen bond |
| Unit V | States of Matter: Gases and Liquids | Three states of matter, intermolecular interactions, types of bonding, melting and boiling points, the role of gas in elucidating the concept of the molecule, Boyle’s law, Charle’s Law, Gay Lussac’s law, Avogadro’s law, ideal behaviour of gases, empirical derivation of the gas equation. Avogadro number, ideal gas equation. Kinetic energy and molecular speeds(elementary idea), deviation from ideal behaviour, liquefaction of gases, critical temperature, Liquid state – Vapour pressure, viscosity, and surface tension (qualitative idea only, no mathematical derivations) |
| Unit VI | Thermodynamics | The first law of thermodynamics – internal energy and enthalpy, heat capacity and specific heat, measurement of U and H, Hess’s law of constant heat summation, enthalpy of bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionization, solution, and dilutionIntroduction of entropy as a state function. The second law of thermodynamics, Gibbs energy for the spontaneous and non-spontaneous process, criteria for equilibrium and spontaneity. Third law of thermodynamics – Brief introduction |
| Unit VII | Equilibrium | Equilibrium in physical and chemical processes, dynamic nature of equilibrium, the law of chemical equilibrium, equilibrium constant, factors affecting equilibrium Le Chatelier’s principle, ionic equilibrium – ionisation of acids and bases, strong and weak electrolytes, degree of ionisation, ionisation of polybasic acids, acid strength, the concept of pH, hydrolysis of salts (elementary idea), buffer solutions, Henderson equation, solubility product, common ion effect (with illustrative examples) |
| Unit VIII | Redox Reactions | Concept of oxidation and oxidation and reduction, redox reactions oxidation number, balancing redox reactions in terms of loss and gain of electron and change in oxidation numbers |
| Unit IX | Hydrogen | Occurrence, isotopes, preparation, properties, and uses of hydrogen, hydrides-ionic, covalent, and interstitial; physical and chemical properties of water, heavy water; hydrogen peroxide-preparation, reactions, uses, and structure |
| Unit X | s-Block Element (Alkali and Alkaline earth metals) | Group 1 and Group 2 elements: General introduction, electronic configuration, occurrence, anomalous properties of the first element of each group, diagonal relationship, trends in the chemical reactivity with oxygen, water, hydrogen, and halogens, use, preparation and properties of some important compounds sodium carbonate, sodium chloride, sodium hydroxide and sodium hydrogen carbonate, biological importance of sodium and potassiumIndustrial use of lime and limestone, biological importance of Mg and Ca |
| Unit XI | Some p-Block Elements | General introduction to p-Block elements Group 13 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous properties of the first element of the group, boron, some important compounds: borax, boric acids, boron hydrides. Aluminium: uses, reaction with acids and alkalies. General 14 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation of states, trends in chemical reactivity, anomalous behaviour of the first element. Carbon, allotropic forms, physical and chemical properties: uses of some important compounds: oxide important compounds of silicon and a few uses: silicon tetrachloride, silicones, silicates, and zeolites, their uses |
| Unit XII | Organic Chemistry- Some Basic Principles and Techniques | General introduction, methods of purification, qualitative and quantitative analysis. Classification and IUPAC nomenclature of organic compounds. Electronic displacements in a covalent bond: inductive effect, electromeric effect, resonance, and hyperconjugation. Homolytic and heterolytic fission of a covalent bond: radials, carbocations, carbanions; electrophiles and nucleophiles, types of organic reactions |
| Unit XIII | Hydrocarbons | Alkanes – Nomenclature, isomerism, conformations (ethane only), physical properties, chemical reactions including radical mechanism of halogenation, combustion and pyrolysis. Alkenes – Nomenclature, the structure of double bond (ethene), geometrical isomerism, physical properties, methods of preparation: chemical reactions: addition of hydrogen, halogen, water, hydrogen halides (Markovnikov’s addition and peroxide effect), ozonolysis, oxidation, mechanism of electrophilic addition Alkynes – Nomenclature, the structure of triple bond (ethyne), physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reaction of – hydrogen, halogens, hydrogen halides and water Aromatic hydrocarbons – introduction, IUPAC nomenclature, Benzene; resonance, aromaticity, chemical properties: mechanism of electrophilic substitution – Nitration sulphonation, halogenation, Friedel Craft’s alkylation and acylation, directive influence of the functional group in mono-substituted benzene; carcinogenicity and toxicity |
| Unit XIV | Environmental Chemistry | Environmental pollution – Air, water, and soil pollution, chemical reactions in the atmosphere, smogs, major atmospheric pollutants; acid rain ozone and its reactions, effects of depletion of the ozone layer, greenhouse effect, and global warming- pollution due to industrial wastes; green chemistry as an alternative tool for reducing pollution, strategy for control of environmental pollution |
Let’s look at the units covered in the NEET Class 12 Chemistry syllabus:
As we move forward, let us look at the topics covered in each unit.
| Unit | Title | Topics Covered |
|---|---|---|
| Unit I | Solid State | Classification of solids based on different binding forces; molecular, ionic covalent, and metallic solids, amorphous and crystalline solids (elementary idea), unit cell in two-dimensional and three-dimensional lattices, calculation of density of unit cell, packing in solids, packing efficiency, voids, number of atoms per unit cell in a cubic unit cell, point defects, electrical and magnetic properties. Band theory of metals, conductors, semiconductors and insulators |
| Unit II | Solutions | Types of solutions, expression of concentration of solutions of solids in liquids, the solubility of gases in liquids, solid solutions, colligative properties – the relative lowering of vapour pressure, Raoult’s law, the elevation of boiling point, depression ofzing point, osmotic pressure, determination of molecular masses using colligative properties abnormal molecular mass. Van Hoff factor. |
| Unit III | Electrochemistry | Redox reactions, conductance in electrolytic solutions, specific and molar conductivity variation of conductivity with concentration, Kohlrausch’s law, electrolysis and laws of electrolysis (elementary idea), dry-cell-electrolytic cells and galvanic cells; lead accumulator, EMF of a cell, standard electrode potential, relation between Gibbs energy change and EMF of a cell, fuel cells; corrosion |
| Unit IV | Chemical Kinetics | Rate of a reaction(average and instantaneous), factors affecting rates of reaction; concentration, temperature, catalyst; order and molecularity of a reaction; rate law and specific rate constant, integrated rate equations and half-life (only for zero and first order reactions); concept of collision theory (elementary idea, no mathematical treatment). Activation energy, Arrhenius equation |
| Unit V | Surface Chemistry | Adsorption – physisorption and chemisorption; factors affecting adsorption of gases on solids, catalysis homogenous and heterogeneous, activity and selectivity: enzyme catalysis; colloidal state: the distinction between true solutions, colloids and suspensions; lyophilic, lyophobic multimolecular and macromolecular colloids; properties of colloids; Tyndall effect, Brownian movement, electrophoresis, coagulation; emulsions – types of emulsions |
| Unit VI | General Principles and Processes of Isolation of Elements | Principles and methods of extraction – concentration, oxidation, reduction electrolytic methods and refining; occurrence and principles of extraction of aluminium, copper, zinc and iron |
| Unit VII | p-Block Elements | Group 15 elements – general introduction, electronic configuration, occurrence, oxidation states, trends in physical and chemical properties; preparation and properties of ammonia and nitric acid, oxides of nitrogen (structure only); Phosphorous-allotropic forms; compounds of phosphorus: preparation and properties of phosphine, halides (PCl3, PCl5) and oxoacids (elementary idea only) Group 16 elements – General introduction, electronic configuration, occurrence, oxidation states, trends in physical and chemical properties; dioxygen: preparation, properties and uses; classification of oxides, ozone. Sulphur – allotropic forms, compounds of sulphur: preparation, properties and uses of sulphur dioxide; sulphuric acid: industrial process of manufacture, properties and uses, oxoacids of sulphur (structures only). Group 17 elements – General introduction, electronic configuration, oxidation states, occurrence, trends in physical and chemical properties; compounds of halogens: preparation, properties and uses of chlorine and hydrochloric acid, interhalogen compounds oxoacids of halogens (structure only). Group 18 elements – General introduction, electronic configuration, occurrence, trends in physical and chemical properties, uses |
| Unit VIII | d and f Block Elements. | General introduction, electronic configuration, characteristics of transition metals, general trends in properties of the first-row transition metals – metallic character, ionization enthalpy, oxidation states, ionic radii, colour, catalytic property, magnetic properties, interstitial compounds, alloy formation. Preparation and properties of K2Cr2O7 and KMnO4. Lanthanoids – electronic configuration, oxidation states, chemical reactivity and lanthanoid contraction and its consequences Actinoids – electronic configuration, oxidation states and comparison with lanthanoids |
| Unit IX | Coordination Compounds | Coordination compounds – Introduction, ligands, coordination number, colour, magnetic properties and shapes, IUPAC nomenclature of mononuclear coordination compounds, isomerism (structural and stereo) bonding, Werner’s theory VBT, CFT; the importance of coordination compounds (in qualitative analysis, biological systems). |
| Unit X | Haloalkanes and Haloarenes | Haloalkanes: Nomenclature, nature of C-X bond, physical and chemical properties, mechanism of substitution reactions. Optical rotation Haloarenes: Nature of C-X bond, substitution reactions (directive influence of halogen for monosubstituted compounds only) Uses and environmental effects of – dichloromethane, trichloromethane, tetra chloromethane, iodoform, freons, DDT |
| Unit XI | Alcohols, Phenols and Ethers | Alcohols – Nomenclature, methods of preparation, physical and chemical properties (of primary alcohols only); identification of primary, secondary and tertiary alcohols, mechanism of dehydration, uses with special reference to methanol and ethanol. Phenol – Nomenclature, methods of preparation, physical and chemical properties, acidic nature of phenol, electrophilic substitution reactions, uses of phenols. Ethers – Nomenclature, methods of preparation, physical and chemical properties uses. |
| Unit XII | Aldehydes, Ketones and Carboxylic Acids | Aldehydes and Ketones – Nomenclature, nature of carbonyl group, methods of preparation, physical and chemical properties; and mechanism of nucleophilic addition, the reactivity of alpha hydrogen in aldehydes; uses. Carboxylic acids: nomenclature, acidic nature, methods of preparation, physical and chemical properties; uses. |
| Unit XIII | Organic Compounds Containing Nitrogen | Amines – nomenclature, classification, structure, methods of preparation, physical and chemical properties, uses, identification of primary, secondary and tertiary amines. Cyanides and Isocyanides – will be mentioned in relevant places. Diazonium salts – preparation, chemical reactions and importance in synthetic organic chemistry. |
| Unit XIV | Biomolecules | Carbohydrates – classification (aldoses and ketoses), monosaccharide (glucose and fructose), D.L. configuration, oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen). The importance of proteins. The elementary idea of – amino acids, peptide bond, polypeptides, proteins, primary structure, secondary structure, tertiary structure and quaternary structure (qualitative idea only), denaturation of proteins; enzymes. Hormones – Elementary idea (excluding structure) Vitamins – Classification and function of Nucleic acids – DNA and RNA |
| Unit XV | Polymers | Classification – natural and synthetic, methods of polymerization (addition and condensation), copolymerization. Some important polymers: natural and synthetic like polyesters, Bakelite; rubber, biodegradable and non-biodegradable polymers |
| Unit XVI | Chemistry in Everyday Life | Chemicals in medicines – analgesics, tranquillizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamines. Chemicals in food – preservatives, artificial sweetening agents, elementary idea of antioxidants Cleansing agents – soaps and detergents, cleansing action |
The best books for Chemistry are listed below,
Let’s look at the subject-wise weightage for each section of NEET Chemistry below. Note that Chemistry has been divided into three sections, namely.
The exam pattern for each section is given below:
| Sections | No. of Questions |
|---|---|
| Physical Chemistry | 16 |
| Organic Chemistry | 15 |
| Inorganic Chemistry | 19 |
Check the table below for the chapters from Physical Chemistry.
| Chapter | No. of Questions |
|---|---|
| Solid State | 2 |
| States of Matter | 2 |
| Thermodynamics | 1 |
| Electrochemistry | 2 |
| Surface Chemistry | 1 |
| Solutions | 2 |
| Chemical Kinetics | 2 |
| Nuclear Chemistry | 1 |
| Mole Concept | 1 |
| Atomic Structure | 1 |
| Ionic Equilibrium | 1 |
Check the table to learn about the chapters from Inorganic Chemistry.
| Chapter | No. of Questions |
|---|---|
| Chemical Bonding | 5 |
| s-block | 2 |
| p-block | 3 |
| d and f block | 2 |
| Metallurgy | 2 |
| Environmental Chemistry | 1 |
| Coordination Chemistry | 2 |
Refer to the table below for the chapters from Organic Chemistry for NEET.
| Chapter | No. of Questions |
|---|---|
| Some basic principles and techniques | 1 |
| Hydrocarbons | 4 |
| Haloalkanes and Haloarenes | 2 |
| Alcohol, Phenol and Ether | 1 |
| Carbonyl compound | 3 |
| Amine | 2 |
| Biomolecules | 1 |
| Polymers | 1 |
| Chemistry in Everyday Life | 1 |
Let us look at the section-wise weightage of the NEET 2020 Chemistry paper below:
| Class | Section | Weightage |
|---|---|---|
| Class 11 | Inorganic Chemistry | 13% |
| Organic Chemistry | 11% | |
| Physical Chemistry | 22% | |
| Class 12 | Inorganic Chemistry | 16% |
| Organic Chemistry | 22% | |
| Physical Chemistry | 16% |
As we move forward, let us look at the frequently asked questions on NEET Chemistry syllabus.
Here are a few frequently asked questions regarding the NEET chemistry syllabus.
Q.1: What are some important chapters in NEET chemistry?
Ans: Some of the important chapters of NEET Chemistry are – Chemical Kinetics, Equilibrium, Alcohols, Phenols and Ethers, Atomic Structure, S, P, D, and F-Block elements, Coordination Compounds, Hydrocarbons, Aldehydes, Ketones, and Carboxylic Acids, Electrochemistry, Solutions, Chemical Bonding and Molecular Structure, Some Basic Principles and Techniques – Organic and Inorganic Chemistry.
Q.2: How many chapters are there in total in the NEET Chemistry syllabus?
Ans: There are a total of 30 chapters in the NEET Chemistry syllabus. Class 11 has 14 chapters, while class 12 has 16 chapters.
Q.3: Who is the authority that determines the NEET Chemistry syllabus?
Ans: The National Medical Commission (NMC) is the competent authority to specify the NEET 2025 syllabus for all eligible candidates.
Q.4: What are sections of the NEET Chemistry syllabus 2025?
Ans: The NEET Chemistry syllabus is divided into three sections: Physical Chemistry, Organic Chemistry, and Inorganic Chemistry.
Q.5: What books can I refer to while preparing for the NEET Chemistry syllabus?
Ans: The aspirants can focus on the NCERT textbooks of Class 11 and Class 12 to prepare for the NEET exam.
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