How many chapters in NEET Chemistry 2026? A fundamental question before preparing for NEET 2026. There are a total of 20 chapters for NEET 2026. These chapters are divided across three sections of Chemistry. These chapters are taken from Class 11 and Class 12 NCERT textbooks.
- Physical Chemistry: 8 Chapters
- Organic Chemistry: 8 Chapters
- Inorganic Chemistry: 4 Chapters.
More than how many chapters in NEET Chemistry 2026?, the weighatge is asked. Chemistry contributes 25% of the NEET 2026 Exam Questions. 45 questions are asked from the 20 listed chapters as per NTA’s official Sylabus.
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Key Summary
- There are 20 total chapters in Chemistry for NEET.
- Physical Chemistry: 8 Chapters
- Organic Chemistry: 8 Chapters
- Inorganic Chemistry: 4 Chapters.
- Class 11 Chemistry gives 16-18 questions
- Class 12 Chemistry gives 27-29 questions
- 25% weightage is given to Chemistry in NEET.
- 45 out of 180 questions are asked from Chemistry.
How Many Chapters in NEET Chemistry 2026 along with Biology and Physics
- THE NEET UG syllabus comprises science chapters taken from Class 11 and Class 12 NCERT.
- In Chemistry, you can find 20 chapters.
- Physics has 20 total chapters.
- Biology has 10 chapters covering all important subtopics.
- Biology accounts for 50% in NEET.
- Physics and Chemistry have 22-24% weightage.
- Basic concepts of Chemistry, Electrochemistry, Organic Compounds Containing Nitrogen, Surface Chemistry, Organic Compounds Containing Hydrogen, and Environmental Chemistry are some example chapters.
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NEET Chemistry Class 12 SyllabusWhat is NEET Chemistry Syllabus 2026?
- The NEET Chemistry Syllabus 2026 is yet to be released by NTA.
- NTA is likely to release the official syllabus in Jan/Feb 2026.
- Waiting for the official syllabus is not required.
- You can start preparing with Class 11 and Class 12 Chemistry topics from NCERT.
- The syllabus covers all 20 NCERT Chemistry chapters — no extra or reduced content has been announced yet.
- Physical Chemistry includes chapters like Thermodynamics, Equilibrium, Solutions, and Kinetics.
- Inorganic Chemistry includes Periodicity, Chemical Bonding, p-Block, d/f-Block, and Coordination Compounds.
- Organic Chemistry includes GOC, Hydrocarbons, Haloalkanes, Oxygen and Nitrogen Compounds, and Biomolecules.
- Applied parts like Practical Chemistry and Purification techniques are also included.
- Students should focus on concept clarity + NCERT examples for all 20 chapters.
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NEET 2026 OverviewNEET Syllabus 2026 PDF Free Download
- The NEET Syllabus is officially published by the NTA every year alongside the Information Brochure.
- The NEET Syllabus PDF contains three subjects: Physics, Chemistry and Mathematics and the chapters in each subject.
- For exam pattern and other NEET-related details, you need to read through the Information Brochure.
- Here is the official 2025 NEET Syllabus.
- For 2026, the syllabus is most likely to remain the same.
NEET Chapter-wise Weightage 2026
- Inorganic Chemistry topics like Bonding, Periodicity, p-Block, d/f-Block, and Coordination share about 27–30% weightage.
- Physical Chemistry topics, thermodynamics, Equilibrium, Solutions, Redox, Kinetics contribute about 22–25%.
- GOC, Hydrocarbons, Purification add around 9–11%.
- Organic Functional Groups-Carbonyls, Alcohols, Phenols, Nitrogen Compounds give about 13–16%.
- Biomolecules, Practical Chemistry account for 5–7%.
- Coordination, p-Block, Chemical Bonding, Equilibrium, Carbonyls, GOC.
- On average, 12–14 questions come from Inorganic, 10–12 from Physical, and 15–18 from Organic Chemistry.
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Do PYQ Repeat in NEETNEET Chemistry Chapter-wise Weightage
- How many Chapters in NEET Chemistry 2026? A common question, generally asked along with the Chemistry Chapter-wise weightage.
- With a total of 20 chapters, Chemistry accounts for 25% of the question paper.
- 45 questions come across Physical, Organic and Inorganic Chemistry.
- Inorganic core topics such as bonding, p/d/f block elements, periodicity and coordination account for around 30%.
- Alcohols, Phenols, Ethers, GOC cover ~25%.
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Deleted Syllabus of NEET 2026 ChemistryMost Repeated Questions in Organic Chemistry
| Q.No | Question (Concept/Example) | Topic / Chapter | Recurrence Rate (Weightage %) |
|---|---|---|---|
| 1 | IUPAC name of CH₃–CH₂–COOH (Propanoic acid) | Aldehydes, Ketones & Carboxylic Acids | 7–9% |
| 2 | Hydrocarbons – Identify alkane/alkene/alkyne from formula | Hydrocarbons | 6–7% |
| 3 | Resonance in benzene – stability reasoning | Aromatic Hydrocarbons | 6% |
| 4 | Functional group test (Tollens/Fehling’s) | Aldehydes & Ketones | 7% |
| 5 | Which amino acid is optically inactive? (Glycine) | Biomolecules | 3–4% |
| 6 | Which vitamin deficiency causes scurvy? (Vit C) | Biomolecules | 3% |
| 7 | IUPAC name of C₆H₅NH₂ (Aniline) | Amines | 4% |
| 8 | Organic mechanism: SN1 vs SN2 | General Organic Chemistry | 5–6% |
| 9 | Order of acidic strength: Carboxylic acid vs Phenol vs Alcohol | Organic Acids & Alcohols | 5% |
| 10 | Which polymer is formed from styrene? (Polystyrene) | Polymers | 2–3% |
Most Repeated Questions in Physical and Inorganic Chemistry
| Q.No | Question (Concept/Example) | Topic / Chapter | Recurrence Rate (Weightage %) |
|---|---|---|---|
| 1 | What is the highest electronegativity element? (Fluorine) | Periodic Table / Chemical Bonding | 6–7% |
| 2 | Avogadro’s Law definition & application | Some Basic Concepts of Chemistry | 3% |
| 3 | Limiting reagent calculation | Mole Concept | 3–4% |
| 4 | Shape/bond angle of NH₃ (107°) | Chemical Bonding & Molecular Structure | 6–7% |
| 5 | Oxidation state of S in H₂SO₄ (+6) | Redox Reactions | 3–4% |
| 6 | ΔG = ΔH – TΔS, spontaneity condition | Thermodynamics | 4% |
| 7 | Law of mass action – equilibrium constant | Chemical Equilibrium | 5–6% |
| 8 | Colligative property (boiling point elevation) | Solutions | 3% |
| 9 | Nomenclature/oxidation number in Coordination Compounds | Coordination Chemistry | 4–5% |
| 10 | Electrochemical cell: cell potential calculation | Electrochemistry | 3–4% |
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NEET 2025 Chemistry Question PaperTotal Chemistry Chapters NEET 2026
- Total Chemistry Chapters for NEET 2026 are most likely to remain unchanged from 2025.
- 8 chapters in Physical Chemistry
- 8 chapters in Organic Chemistry
- 4 chapters in Inorganic Chemistry
- A total of 20 chapters sourced from Class 11 and Class 12 Chemistry books will be taken as the official syllabus for NEET 2026
- The expected weightage for 2026 is mentioned below.
NEET Chemistry Chapter-wise Weightage 2026
- For the 2026 NEET, Chemistry is expected to contribute 25%.
- 45 questions to be distributed across Physical, Organic and Inorganic Chemistry.
- Fundamentals and Physical concepts are expected to give 10-12 questions.
- 12-14 questions are expected from Structure and Periodicity.
- From Functional groups: Halogen, Oxygen, and Nitrogen compounds 10-12 questions can be expected.
- Applied topics, such as biomolecules, can yield 2-3 questions.
- From GOC, Hydrocarbons and Purification, 4-5 questions can appear.
- Here is the table with approximate weightage for NEET 2026
| No. | Chapter | Key Subtopics | Approx. Weightage (2026) |
| Physical Chemistry | |||
| 1 | Some Basic Concepts in Chemistry | Laws of chemical combination, mole concept, % composition, empirical vs molecular formula, stoichiometry | 2% |
| 2 | Atomic Structure | Bohr model, quantum numbers, orbitals, EC rules (Aufbau, Hund, Pauli), wave nature | 2% |
| 3 | Chemical Bonding & Molecular Structure | Ionic/covalent bonding, VSEPR shapes, hybridization, resonance, MO theory, H-bonding | 7% |
| 4 | Chemical Thermodynamics | Internal energy, enthalpy, Hess’s law, ΔH types, ΔG & spontaneity, ΔG°–K relation | 4% |
| 5 | Solutions | Concentration terms, Raoult’s law, colligative properties, abnormal molar mass | 4% |
| 6 | Equilibrium | Kc/Kp, Le Chatelier, ionic equilibrium, solubility products, buffers, hydrolysis, pH | 7% |
| 7 | Redox Reactions & Electrochemistry | Oxidation number, redox balancing, galvanic & electrolytic cells, Nernst equation, batteries | 4% |
| 8 | Chemical Kinetics | Rate law, order/molecularity, integrated equations, half-life, Arrhenius & Ea | 2% |
| Inorganic Chemistry | |||
| 9 | Classification & Periodicity | Periodic trends (radii, IE, EN, EA), reactivity, valence/oxidation states | 4% |
| 10 | p-Block Elements (13–18) | General properties, anomalies of group heads, key compounds (as per NCERT) | 9% |
| 11 | d- & f-Block Elements | Transition metals: variable OS, coloured complexes, alloys; lanthanoid contraction | 7% |
| 12 | Coordination Compounds | Werner theory, ligands, CN, IUPAC, isomerism, VBT & CFT basics, colour & magnetism | 9% |
| Organic Chemistry | |||
| 13 | Purification & Characterisation | Crystallisation, distillation, chromatography, qualitative/quantitative tests | 2% |
| 14 | Some Basic Principles of Organic Chemistry (GOC) | Hybridisation, IUPAC naming, isomerism, electronic effects (I, M, H), reaction types | 7% |
| 15 | Hydrocarbons | Alkanes (halogenation), alkenes (addition, Markovnikov/peroxide, ozonolysis), alkynes, benzene EAS | 4% |
| 16 | Organic Compounds with Halogens | SN1/SN2, reactivity, prep & properties of haloalkanes/arenes, environmental notes | 4% |
| 17 | Organic Compounds with Oxygen | Alcohols/phenols/ethers, aldehydes/ketones, acids, nucleophilic addition, aldol, Cannizzaro | 9% |
| 18 | Organic Compounds with Nitrogen | Amines (prep, basicity, reactions), diazonium salts & applications | 4% |
| 19 | Biomolecules | Carbohydrates, proteins, enzymes, nucleic acids, vitamins, hormones | 4% |
| 20 | Principles Related to Practical Chemistry | Salt analysis, functional group tests, titrations, simple organic/inorganic preps | 2% |
How many chapters in NEET Chemistry 2026 FAQs
Ques: How many chapters are in NEET 2026?
Ans: There are a total 30 chapters in NEET 2026.
- These chapters are spread among Physics, Chemistry, and Biology.
- Physics has 20 chapters, Chemistry has 20 chapters, and Biology has 10 chapters.
Ques: What are the important chapters of Chemistry for NEET 2026?
Ans: For NEET 2026, the important chapters from Chemistry include Organic compounds containing Hydrogen, Oxygen, and Hydrogen compounds containing Hydrogen, G-O-C, P-block elements, Coordination compounds, Biomolecules, Chemical bonding, and Molecular structure.
Ques: Will the NEET syllabus change in 2026?
Ans: NEET syllabus for 2026 is less likely to change.
- Most of the topics are expected to remain intact.
- Any changes will be notified by NTA on the official website.
Ques: How many chapters are there in NEET 2025 Chemistry?
Ans: NEET 2025 Chemistry has a total of 20 chapters spread across Physical Chemistry, Organic Chemistry, and Inorganic Chemistry.
- Physical Chemistry: 8 Chapters
- Organic Chemistry: 8 Chapters
- Inorganic Chemistry: 4 Chapters.
Ques: Which chapters are removed from NEET 2025 Chemistry?
Ans: Topics like s-Block elements, Hydrogen have been entirely removed from the Syllabus.
- No other significant changes are made in 2025.
Ques: What are the chapters in NEET 2025 Physical Chemistry?
Ans: There are 20 chapters in Physics.
- NEET 2025 Physical Chemistry includes chapters on Physics and Measurement, Laws of Motion, Kinematics, Gravitation, Thermodynamics, Oscillation and Waves, Optics, Atoms and Nuclei, Electromagnetic Waves, Magnetism, etc.
- These are likely to remain unchanged for NEET 2026.
Ques: How many chapters are in NEET Organic Chemistry?
Ans: In NEET Organic Chemistry, there are a total of 8 chapters, each with detailed subtopics.
Ques: How many days for NEET 2026?
Ans: NEET is generally held in May.
- It is expected that the NEET 2026 exam will be held on 3rd May 2026.
- There are ~240 days left for NEET 2026.
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