NEET Chapter Wise Weightage – Based on Last 5 Years’ Papers
The NEET syllabus 2026 comprises topics related to class 11th and class 12th Physics, Chemistry and Biology subjects. It is available on the official website of the NTA. The document is available in PDF format for students to easily access, read and download the syllabus material. NEET 2026 syllabus has different chapters and each chapter has a significant weightage.
While most students believe that each and every chapter is important from an exam perspective, some students prefer to study for NEET 2026 based on chapter wise weightage. In other words, the high weightage chapters will be completed and practiced on priority followed by the least important topics or low weightage topics.
Table of Contents
NEET 2026 Physics Chapter-wise Weigthage
As per the previous year trends and the exam pattern of NTA, the NEET 2026 Physics weightage includes Current Electricity, Moving Charges and Magnetism, and Units and Measurements at 7% weightage each. These are important high weightage chapters for NEET 2026 Physics section. Check the NEET 2026 chapter wise weightage below.
| Weightage of Physics Chapters in NEET 2026 Syllabus | |
| Name of the Chapters/Topics | Percentage |
| Current Electricity | 7% |
| Moving Charges and Magnetism | 7% |
| Units and Measurements | 7% |
| Laws of Motion | 4% |
| Circular Motion | 4% |
| Motion in Straight Line | 4% |
| Rotational Motion | 4% |
| Oscillations | 4% |
| Thermodynamics | 4% |
| Gravitation | 4% |
| Ray Optics and OpticalInstruments | 4% |
| Semi Conductor Electronics | 4% |
| Electromagnetic Waves | 4% |
| Electrostatic Potential and Capacitance | 4% |
| Wave Optics | 4% |
| Dual Nature of Radiation and Matter | 4% |
| Mechanical Property of Fluids | 2% |
| Work, Energy and Power | 2% |
| Centre of Mass and System of Particles | 2% |
| Kinetic Theory | 2% |
| Thermal Properties of Matter | 2% |
| Waves | 2% |
| Electromagnetic Induction | 2% |
| Alternating Current | 2% |
| Electric Charges and Fields | 2% |
| Atoms | 2% |
NEET 2026 Chemistry Chapter-wise Weightage
The most important NEET chemistry topics are from the chapters Coordinating Compounds and Basic Principles of Organic Chemistry. These chapters have a 9% weightage in the NEET 2026 chemistry syllabus. Students must prepare properly for the high weightage chapters to get good marks in the NEET 2026 exam.
| NEET 2026 Chemistry Weightage | |
| Chapters/Topics | Weightage |
| Basic Principles of Organic Chemistry | 9% |
| Coordinating Compounds | 9% |
| Hydrocarbons | 7% |
| Equilibrium | 7% |
| Solutions | 7% |
| Aldehydes, Ketones and Carboxylic Acids | 7% |
| Atomic Structure | 5% |
| Classification of Elements and Periodicity in Properties | 5% |
| Some Basic Concepts of Chemistry | 5% |
| Chemical Bonding and Molecular Structure | 5% |
| Thermodynamics | 5% |
| Biomolecules | 5% |
| p-Block Elements | 5% |
| Chemical Kinetics | 5% |
| Amines | 5% |
| Haloalkanes and Haloarenes | 5% |
| Redox Reactions | 2% |
| Principles of Qualitative Analysis | 2% |
| Electrochemistry | 2% |
| d and f- Block Elements | 2% |
| Alcohols, Phenols and Ethers | 2% |
NEET 2026 Biology Chapter-wise Weightage
Biology chapters have more weightage compared to Physics and Chemistry chapters. The total number of questions from the Biology segment are 90 compared to 45 each from Physics and Chemistry. Students must focus on the Molecular Basis of Inheritance chapter with a weightage of 8% and Principles and Processes of Biotechnology with 7% weightage.
| NEET 2026 Biology Weightage of Topics | |
| Chapter Names | Importance of the Chapter |
| Molecular Basis of Inheritance | 8% |
| Principles and Processes of Biotechnology | 7% |
| The Unit of Life – Cell | 6% |
| Plant Kingdom | 6% |
| Chemical Coordination and Integration | 6% |
| Sexual Reproduction in Flowering Plants | 6% |
| Morphology of Flowering Plants | 5% |
| Animal Kingdom | 5% |
| Biomolecules | 5% |
| Ecosystem | 5% |
| Principles of Inheritance and Variation | 5% |
| Human Reproduction | 5% |
| Biotechnology and its Applicants | 5% |
| Human Health and Disease | 5% |
| Remaining Chapters | 1% |
NEET 2025 Physics Chapter-wise Weigthage
Physics questions are formula based and require time to solve. As a result, it is crucial to know which topics have been given a high weightage in the NEET 2025 exam preparation.
| Priority-wise NEET 2025 Physics Chapters & Topics | |
| Physics Important Chapters | Priority |
| Measurement Error | 4% |
| Simple Harmonic Motion | 4% |
| Spring Mass System | 4% |
| KTG and Thermodynamics | 4% |
| De-Broglie wave (Matterwaves) | 4% |
| Electromagnetic Waves | 4% |
| Magnetic Force | 4% |
| Wave Optics | 4% |
| Current Electricity | 4% |
| Centre of Mass | 2% |
| Work, Power and Energy | 2% |
| Rectilinear Motion | 2% |
| Friction, Relative Motion, Sound Wave, and Surface Tension | 2% |
NEET 2025 Chemistry Chapter-wise Weightage
Students interested in knowing the significant topics under NEET 2025 Chemistry syllabus may check the table below for details. The most important topic having a high weightage is Aldehydes, Ketones and Carboxylic Acids.
| NEET 2025 Chemistry Important Topic Details | |
| Name of the Chapter | Weightage |
| Aldehydes, Ketones and Carboxylic Acids | 9% |
| Hydrocarbons | 7% |
| Chemical Bonding and Molecular Structure | 7% |
| p-Block Elements | 6% |
| Equilibrium | 6% |
| d and f-Block Elements | 6% |
| Some Basic Principles and Techniques in Organic Chemistry | 5% |
| Thermodynamics | 5% |
| Electrochemistry | 5% |
| Chemical Kinetics | 5% |
| Coordination Compounds | 5% |
| Amines | 5% |
| Alcohols, Phenols and Ethers | 4% |
| Structure of Atom | 4% |
| Biomolecules | 4% |
| Haloalkanes and Haloarenes | 4% |
| Solutions | 4% |
| Some Basic Concepts of Chemistry | 4% |
| Redox Reactions | 3% |
| Classification of Elements and Periodicity in Properties | 2% |
NEET 2025 Biology Chapter-wise Weightage
Know all the significant topics for NEET 2025 Biology subject such as Molecular Basis of Inheritance weighing 14% and Animal Kingdom weighing 13%. Biotechnology Principles and Processes weight is 12%. Biomolecules and Principles of Inheritance and Variation weigh 10% each.
| Biology Chapter-wise Weightage for NEET 2025 | |
| Topics | Weight |
| Molecular Basis of Inheritance | 14% |
| Animal Kingdom | 13% |
| Biotechnology Principles and Processes | 12% |
| Biomolecules | 10% |
| Principles of Inheritance and Variation | 10% |
| Cell Cycle and Cell Division | 9% |
| Structural Organization in Animals | 8% |
| Reproductive Health | 8% |
| Anatomy of Flowering Plants | 7% |
| Plant Kingdom | 7% |
| Biotechnology and Its Applications | 7% |
| Sexual Reproduction in Flowering Plants | 6% |
| Morphology of Flowering Plants | 6% |
| Plant Growth and Development | 6% |
| Locomotion and Movement | 6% |
| Evolution | 6% |
| Human Health and Disease | 6% |
| The Unit of Life – Cell | 5% |
| Body Fluids and Circulation | 5% |
| Excretory Products and their Elimination | 5% |
| Biodiversity and Conservation | 4% |
| Respiration in Plants | 4% |
| Microbes in Human Welfare | 4% |
| Ecosystem | 4% |
| Organisms and Populations | 4% |
| Photosynthesis in Higher Plants | 4% |
| Breathing and Exchanging of Gases | 4% |
| Chemical Coordination and Integration | 4% |
| Biological Classification | 3% |
| Neural Control and Coordination | 2% |
| The Living World | 1% |
NEET 2024 Physics Chapter-wise Weightage
Here are all the important topics based on priority such as Current Electricity, Rotational Motion, Ray Optics and Optical Instruments, etc. NEET 2024 Physics paper chapters are listed below on the basis on their importance,
| NEET 2024 Physics Chapter-wise Weightage | |
| Particulars | Details |
| Current Electricity | 10% |
| Rotational Motion | 6% |
| Ray Optics and Optical Instruments | 6% |
| Moving Charges and Magnetism | 5% |
| Semiconductor Electronics | 5% |
| Units and Measurements | 5% |
| Electrostatic Potential and Capacitance | 5% |
| Nuclei | 4% |
| Alternating Current | 4% |
| Electromagnetic Induction | 3% |
| Mechanical Properties of Fluids | 3% |
| Electromagnetic Waves | 3% |
| Oscillations | 3% |
| Kinetic Theory of Gases | 3% |
| Dual Nature of Radiation and Matter | 3% |
| Gravitation | 3% |
| Work Energy and Power | 3% |
| Electric Charges and Fields | 3% |
| Atoms | 3% |
| Mechanical Properties of Solids | 2% |
| Center of Mass & System of Particles | 2% |
| Wave Optics | 2% |
| Laws of Motion | 2% |
| Thermodynamics | 2% |
| Magnetism and Matter | 1% |
| Mathematical Tools & Vectors | 1% |
| Waves | 1% |
| Thermal Properties of Matter | 1% |
NEET 2024 Chemistry Chapter-wise Weightage
Below table lists the significant chapters in NEET 2024 Chemistry syllabus which were placed on top priority. These chapters or topics include Aldehydes, Ketones, Carboxylic Acids, Hydrocarbons, and more.
| Important Chemistry Chapters and Their Weightage | |
| Chapters in Chemistry | Importance |
| Aldehydes, Ketones and Carboxylic Acids | 9% |
| Hydrocarbons | 7% |
| Chemical Bonding and Molecular Structure | 7% |
| p-Block Elements | 6% |
| Equilibrium | 6% |
| d and f-Block Elements | 6% |
| Some Basic Principles and Techniques of Organic Chemistry | 5% |
| Thermodynamics | 5% |
| Electrochemistry | 5% |
| Chemical Kinetics | 5% |
| Coordination Compounds | 5% |
| Amines | 5% |
| Alcohols, Phenols and Ethers | 5% |
| Structure of Atom | 4% |
| Biomolecules | 4% |
| Haloalkanes and Haloarenes | 4% |
| Solutions | 4% |
| Some Basic Concepts of Chemistr | 4% |
| Redox Reactions | 3% |
| Classification of Elements and Periodicity in Properties | 2% |
NEET 2024 Biology Chapter-wise Weightage
Check the table below to know the NEET 2024 Biology Chapter-wise important topics such as Molecular Basis of Inheritance and Animal Kingdom based on their associated weightage.
| List NEET 2024 Biology Chapter-wise Important Topics | |
| Chapters | Associated Weight |
| Molecular Basis of Inheritance | 14% |
| Animal Kingdom | 13% |
| Biotechnology – Principles and Processes | 12% |
| Biomolecules | 10% |
| Principles of Inheritance and Variation | 10% |
| Cell Cycle and Cell Division | 9% |
| Structural Organisation in Animals (Animal Tissues) | 8% |
| Reproductive Health | 8% |
| Anatomy of Flowering Plants | 7% |
| Plant Kingdom | 7% |
| Biotechnology and its Applications | 7% |
| Sexual Reproduction in Flowering Plants | 6% |
| Morphology of Flowering Plants | 6% |
| Plant Growth and Development | 6% |
| Body Fluids and Circulation | 5% |
| Excretory Products and their Elimination | 5% |
| Biodiversity and Conservation | 4% |
| Respiration in Plants | 4% |
| Microbes in Human Welfare | 4% |
| Ecosystem | 4% |
| Organisms and Populations | 4% |
| Photosynthesis in Higher Plants | 4% |
| Breathing and Exchange of Gases | 4% |
| Chemical Coordination and Integration | 4% |
| Biological Classification | 3% |
| Neural Control and Coordination | 2% |
| The Living World | 1% |
NEET Chapter wise Weightage 2023-2021
From the years 2023-2021, the high weightage topics in Physics includes Mechanics and Current Electricity & Magnetism. Important Chemistry chapters as per question papers from 2023-2021 are Mole concept, Equilibrium, Thermo, Kinetics, Haloalkanes, Aldehyde, etc. Biology high weightage topics from 2023-2021 are Human Physiology, Diversity, Anatomy, etc.
Physics 2023-2021 Chapter-wise Weightage
| NEET Chapter wise Weightage 2023-2021 | |
| Particulars | Details |
| Subject – Physics | |
| Mechanics | 14% |
| Current Electricity & Magnetism | 12% |
| Semiconductors & Modern Physics | 10% |
| Units, Gravitation, Others | 10% |
| Thermodynamics & Kinetic Theory | 9% |
| Optics | 9% |
| Electrostatics & Electromagnetism | 8% |
| Waves & Oscillations | 7% |
| Atoms & Nuclei | 5% |
Chemistry 2023-2021 Chapter-wise Weightage
| Subject – Chemistry | |
| Chapters | Weightage |
| Mole concept, Equilibrium, Thermo, Kinetics, Electrochemistry, Solutions, etc. | 32% |
| Haloalkanes, Aldehyde, etc | 26% |
| Chemical Bonding | 9% |
| p‑Block | 7% |
| Coordination | 6% |
| d and f Block Elements | 4% |
| s‑block and Hydrogen | 5% |
Biology 2023-2021 Chapter-wise Weightage
| Subject – Biology | |
| Chapters of Biology | Weightage |
| Human Physiology | 45% |
| Diversity, Anatomy, Morphology, Cell, Biomolecules, etc | 27% |
| Genetics & Evolution | 24% |
| Human Reproduction | 18% |
| Ecology & Environment | 16% |
| Plant Physiology | 13% |
| Animal Kingdom | 10% |
| Evolution | 10% |
FAQs
The important chapters for NEET 2026 Chemistry are Basic Principles of Organic Chemistry and Coordinating Compounds having 9% weightage each. Hydrocarbons, Equilibrium, Solutions, Aldehydes, Ketones and Carboxylic Acids have 7% weightage each.
The chapters having highest weightage for NEET 2026 Physics subject are Current Electricity, Moving Charges & Magnetism and Units & Measurements with 7% weightage each.
The important topics in the NEET 2025 Biology paper are Molecular Basis of Inheritance, Animal Kingdom, Biotechnology Principles & Processes, Biomolecules, and Principles of Inheritance & Variation having 10% to 14% weightage.
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