NEET Chemistry Syllabus 2027 is constituted by Physical Chemistry, Inorganic Chemistry, and Organic Chemistry sections from Classes 11 and 12. Chemistry carries 180 marks (45 questions × 4 marks) in NEET. Questions are largely framed from NCERT textbooks - making NCERT the single most important resource for Chemistry preparation. Here is the detailed listing of all concepts covered in the NEET 2027 Chemistry syllabus.

Also Check: NEET Chemistry MCQs

NEET 2027 Chemistry Syllabus - Class 11

The revised NEET Chemistry syllabus for Class 11 covers 9 chapters from the updated NCERT textbook. Chapters deleted from the old NCERT (States of Matter, Redox Reactions, Hydrogen, s-Block, p-Block, Environmental Chemistry) are no longer part of the NEET syllabus.

UnitTopics Covered
Unit 1 - Some Basic Concepts of Chemistry General introduction; importance and scope of chemistry. Laws of chemical combination; Dalton's atomic theory; concept of elements, atoms and molecules. Atomic and molecular masses; mole concept and molar mass; percentage composition; empirical and molecular formula; chemical reactions; stoichiometry and calculations based on stoichiometry.
Unit 2 - 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; concept of orbital; quantum numbers; shapes of s, p and d orbitals; rules for filling electrons in orbitals (Aufbau principle, Pauli exclusion principle, Hund's rule); electronic configuration of atoms; stability of half-filled and completely filled orbitals.
Unit 3 - Classification of Elements and Periodicity in Properties Modern periodic law and long form of periodic table; periodic trends in properties of elements - atomic radii, ionic radii, ionization enthalpy, electron gain enthalpy, electronegativity, valence.
Unit 4 - Chemical Bonding and Molecular Structure Valence electrons; ionic bond; covalent bond; bond parameters; Lewis structure; polar character of covalent bond; valence bond theory; resonance; geometry of molecules; VSEPR theory; concept of hybridization 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 5 - Thermodynamics First law of thermodynamics; internal energy and enthalpy; heat capacity and specific heat; measurement of U and H; Hess's law; enthalpy of bond dissociation, combustion, formation, atomization, sublimation, phase transition, ionization, solution and dilution. Introduction of entropy as a state function; second law of thermodynamics; Gibbs energy; criteria for equilibrium and spontaneity. Third law - brief introduction.
Unit 6 - Equilibrium Equilibrium in physical and chemical processes; dynamic nature of equilibrium; law of chemical equilibrium; equilibrium constant; factors affecting equilibrium; Le Chatelier's principle; ionic equilibrium - ionization of acids and bases; strong and weak electrolytes; degree of ionization; ionization of polybasic acids; acid strength; concept of pH; hydrolysis of salts; buffer solutions; Henderson equation; solubility product; common ion effect.
Unit 7 - 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; free radicals, carbocations, carbanions; electrophiles and nucleophiles; types of organic reactions.
Unit 8 - Hydrocarbons Alkanes - nomenclature, isomerism, conformations (ethane only), physical properties, chemical reactions including free radical mechanism of halogenation, combustion and pyrolysis. Alkenes - nomenclature, structure of double bond, 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, structure of triple bond, physical properties, methods of preparation, chemical reactions: acidic character of alkynes, addition reactions 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-Crafts alkylation and acylation; carcinogenicity and toxicity.
Unit 9 - Environmental Chemistry Environmental pollution - air, water and soil pollution; chemical reactions in atmosphere; smogs; major atmospheric pollutants; acid rain; ozone and its reactions; effects of depletion of ozone layer; greenhouse effect and global warming; pollution due to industrial wastes; green chemistry as an alternative tool for reducing pollution.

NEET 2027 Chemistry Syllabus - Class 12

The revised NEET Chemistry syllabus for Class 12 covers 10 chapters. Chapters deleted from the old NCERT (Solid State, Surface Chemistry, General Principles of Isolation of Elements) are no longer part of the NEET syllabus.

UnitTopics Covered
Unit 1 - Solutions Types of solutions; expression of concentration of solutions; solubility of gases in liquids; solid solutions; colligative properties - relative lowering of vapour pressure; Raoult's law; elevation of boiling point; depression of freezing point; osmotic pressure; determination of molecular masses using colligative properties; abnormal molecular mass; Van Hoff factor.
Unit 2 - Electrochemistry Redox reactions; conductance in electrolytic solutions; specific and molar conductivity; variation of conductivity with concentration; Kohlrausch's law; electrolysis and laws of electrolysis; 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 3 - 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. Activation energy; Arrhenius equation.
Unit 4 - The d- and f-Block Elements General introduction; electronic configuration; characteristics of transition metals; general trends in properties of 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, lanthanoid contraction. Actinoids - electronic configuration, oxidation states and comparison with lanthanoids.
Unit 5 - 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; importance of coordination compounds in qualitative analysis and biological systems.
Unit 6 - 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. Uses and environmental effects of dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT.
Unit 7 - 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; electrophilic substitution reactions; uses of phenols. Ethers - nomenclature; methods of preparation; physical and chemical properties; uses.
Unit 8 - Aldehydes, Ketones and Carboxylic Acids Aldehydes and Ketones - nomenclature; nature of carbonyl group; methods of preparation; physical and chemical properties; mechanism of nucleophilic addition; reactivity of alpha hydrogen in aldehydes; uses. Carboxylic acids - nomenclature; acidic nature; methods of preparation; physical and chemical properties; uses.
Unit 9 - 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 - mentioned at relevant places. Diazonium salts - preparation; chemical reactions and importance in synthetic organic chemistry.
Unit 10 - Biomolecules Carbohydrates - classification (aldoses and ketoses); monosaccharide (glucose and fructose); D-L configuration; oligosaccharides (sucrose, lactose, maltose); polysaccharides (starch, cellulose, glycogen). Proteins - elementary idea of amino acids; peptide bond; polypeptides; proteins; primary, secondary, tertiary and quaternary structure (qualitative); denaturation of proteins; enzymes. Hormones - elementary idea. Vitamins - classification and function. Nucleic acids - DNA and RNA.

NEET Chemistry Chapter Weightage Analysis (2023-2025)

The table below shows the section-wise distribution of Chemistry questions from NEET 2023 to NEET 2025.

YearPhysical ChemistryInorganic ChemistryOrganic ChemistryTotal
NEET 202516141545
NEET 202415151545
NEET 202316141545

NEET 2025 Chemistry - Chapter-wise Weightage

SectionChapterQuestions
Physical ChemistrySome Basic Concepts / Mole Concept4
Thermodynamics3
Equilibrium3
Electrochemistry2
Solutions2
Chemical Kinetics2
Inorganic ChemistryChemical Bonding and Molecular Structure5
p-Block Elements3
d- and f-Block Elements2
Coordination Compounds2
Classification of Elements and Periodicity2
Organic ChemistryHydrocarbons3
Haloalkanes and Haloarenes2
Alcohols, Phenols and Ethers2
Aldehydes, Ketones and Carboxylic Acids3
Organic Compounds Containing Nitrogen (Amines)2
Biomolecules, Polymers, Chemistry in Everyday Life3
SectionChapterAvg Questions (2023-2025)
Physical ChemistrySome Basic Concepts / Mole Concept3-4
Thermodynamics2-3
Equilibrium2-3
Electrochemistry2
Solutions2
Chemical Kinetics2
Inorganic ChemistryChemical Bonding and Molecular Structure4-5
p-Block Elements3
Coordination Compounds2
d- and f-Block Elements2
Classification of Elements and Periodicity2
Organic ChemistryHydrocarbons3
Aldehydes, Ketones and Carboxylic Acids2-3
Haloalkanes and Haloarenes2
Amines2
Biomolecules, Polymers, Chemistry in Everyday Life2-3

NEET Chemistry Syllabus Preparation Tips

Analyse all the topics included in NEET 2027 Chemistry syllabus and make a proper preparation strategy. Initially, refer to NCERT textbooks for attaining a grip on the basic concepts. Most importantly, prepare Inorganic Chemistry only from NCERT textbooks as it is fact-based and does not contain any out-of-syllabus content. Solve previous years' question papers to get a fair idea of the exam pattern. Revise all important concepts on a regular basis.

For Physical Chemistry, practice numerical problems regularly - Mole Concept, Thermodynamics, Electrochemistry and Chemical Kinetics are consistently tested. For Organic Chemistry, master named reactions and mechanisms from Hydrocarbons, Haloalkanes, and Carbonyl compounds.

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NCERT Chemistry Chapter-wise PDF Downloads

Download chapter-wise NCERT Chemistry PDFs for free - Class 11 and Class 12 chapters covered in NEET 2027.

Class 11 Chemistry - NCERT Chapters

ChapterTopicDownload
Chapter 1Some Basic Concepts of ChemistryDownload PDF
Chapter 2Structure of AtomDownload PDF
Chapter 3Classification of Elements and Periodicity in PropertiesDownload PDF
Chapter 4Chemical Bonding and Molecular StructureDownload PDF
Chapter 5ThermodynamicsDownload PDF
Chapter 6Equilibrium (Part 1)Download PDF
Chapter 7Equilibrium (Part 2)Download PDF
Chapter 8Organic Chemistry - Some Basic Principles and TechniquesDownload PDF
Chapter 9HydrocarbonsDownload PDF

Class 12 Chemistry - NCERT Chapters

ChapterTopicDownload
Chapter 1SolutionsDownload PDF
Chapter 2ElectrochemistryDownload PDF
Chapter 3Chemical KineticsDownload PDF
Chapter 4The d- and f-Block ElementsDownload PDF
Chapter 5Coordination CompoundsDownload PDF
Chapter 6Haloalkanes and HaloarenesDownload PDF
Chapter 7Alcohols, Phenols and EthersDownload PDF
Chapter 8Aldehydes, Ketones and Carboxylic AcidsDownload PDF
Chapter 9AminesDownload PDF
Chapter 10BiomoleculesDownload PDF