CBSE Class 12 Chemistry Syllabus 2026: The Central Board of Secondary Education (CBSE) has officially released the Chemistry syllabus for Class 12 for the academic year 2025-26. This updated syllabus is essential for students to align their studies with the current curriculum.
Students can access and download the revised Class 12 Chemistry syllabus directly from this article. The syllabus includes detailed course content, question paper design, practical details, and the evaluation scheme.
For easy access, a link to download the syllabus in PDF format is provided at the end of this article. Ensure you review the updated syllabus thoroughly to stay informed about the curriculum and exam requirements.
CBSE Class 12 Chemistry Syllabus 2026 Overview
| Component | Duration | Marks |
|---|---|---|
| Theory | 3 Hours | 70 |
| Practical | — | 30 |
| Total | — | 100 |
CBSE Class 12 Chemistry Exam Syllabus 2026
| Unit No. | Unit Name | Chapters / Topics | Marks |
|---|---|---|---|
| I | Solutions | Types of solutions, concentration of solutions, solubility of gases, Raoult’s law, colligative properties, Van’t Hoff factor | 07 |
| II | Electrochemistry | Redox reactions, EMF of a cell, Nernst equation, Gibbs energy and EMF, conductance, electrolysis, galvanic cells, fuel cells, corrosion | 09 |
| III | Chemical Kinetics | Rate of reaction, factors affecting rate, order and molecularity, rate law, integrated rate equations (zero & first order), Arrhenius equation | 07 |
| IV | d and f Block Elements | Transition elements, trends in properties, preparation and properties of K₂Cr₂O₇ and KMnO₄, lanthanoids, actinoids | 07 |
| V | Coordination Compounds | Ligands, coordination number, nomenclature, bonding theories (VBT, CFT), isomerism, applications | 07 |
| VI | Haloalkanes and Haloarenes | Nomenclature, C–X bond nature, substitution reactions, uses and environmental effects | 06 |
| VII | Alcohols, Phenols and Ethers | Preparation, properties, reactions, identification tests, uses | 06 |
| VIII | Aldehydes, Ketones and Carboxylic Acids | Carbonyl compounds, nucleophilic addition, acidic nature, preparation, properties, uses | 08 |
| IX | Amines | Classification, preparation, reactions, properties, diazonium salts and applications | 06 |
| X | Biomolecules | Carbohydrates, proteins, enzymes, vitamins, nucleic acids (DNA & RNA) | 07 |
| Total (Theory) | 70 | ||
| Practical Examination | Experiments, project work, viva, record | 30 | |
| Grand Total | 100 |
Chemistry Syllabus 2025–26 (PDF)
The official Chemistry Syllabus 2025–26 has been released.
Students can download the complete Chemistry Syllabus PDF for the academic session 2025–26 from the link below.
CBSE Class 12 Chemistry Syllabus 2025 Overview
The CBSE Class 12 Chemistry syllabus is divided into ten units. The table below outlines each unit, including the number of periods allocated and the mark distribution for the chapters. Refer to this table for a detailed understanding of the syllabus structure:
| CBSE Class 12 Chemistry Syllabus 2025 Chapter-wise | ||
| Unit | Topic | Topics |
| 1 | Solid state | Classification Of Solids Based On Different Binding Forces- Molecular, Ionic, Covalent And Metallic Solids, Crystalline And Non-Crystalline Solids, Two Dimensional And Three Dimensional Crystal Lattice And Unit Cells, Packing Efficiency, Calculate Density Of Unit Cell, Packing Efficiency In Solid, Vacancies, Number Of Cells Per Unit In Cubic Unit Cell, etc. |
| 2 | Solution | Type of Solution, Expressing the Concentration of Solutions Formed from Solids in Liquids, Solubility of Gases in Liquids, Solid Solution, Atomic Number Property- Relative Pressure Of Vapor Pressure, Raoult’s Law. |
| 3 | Electrochemistry | Oxidation-Reduction Reactions, Specific And Molar Conductivity, Change In Conductivity Due To Change In Concentration, Conductivity In Electrolytic Solution, Kohlrausch’s Law, Galvanic Isolation And Its Laws, Dry Cell, Galvanic Cell, Relationship Between Gibb’s Free Energy And Change In EMF Of A Cell. Reaction Velocity- Average And Instantaneous, Factors Affecting Reaction Velocity- Concentration, Temperature, Catalyst, Order Of Reaction And Molecularity, Velocity Law And Specific Rate Constant, Integrated Velocity Equation And Half-Life. |
| 4 | d and f-block elements | Basic Introduction, Electronic Configuration, Characteristics And Availability Of Transition Metals, General Trend In Properties Of First Series Of Transition Metals, Metallic Properties, Oxidation State, Catalyst Properties, Preparation And Properties of K2Cr2O7 and KMnO4. Group 15 Elements- Basic Introduction, Electronic Configuration, Oxidation State, Availability, General Trend in Physical And Chemical Properties, Preparation Of Nitrogen, Properties And Applications, Preparation And Application Of Halides, etc. Group 16 Elements- Basic Introduction, Electronic Configuration, Oxidation State, Availability, General Trend in Physical & Chemical Properties, Preparation of Dioxygen, Properties & Applications, Preparation & Application of Sulphuric Acid, etc. Group 17 Elements- Basic Introduction, Electronic Configuration, Oxidation State, Availability, General Trend in Physical And Chemical Properties, Preparation Of Chlorine And Hydrochloric Acid, Properties And Applications. Group 18 Elements- Basic Introduction, Electronic Configuration, Oxidation State, Availability, General Trend in Physical And Chemical Properties, Application |
| 5 | Coordination Compounds | Introduction, Ligands, Coordination Number, Magnetic Properties Of Coordination Compound, IUPAC Nomenclature Rules Of Coordination Compounds, Bond, Werner Theory, VBT And CFT Structure And Stereoscopic Isomerism, Importance Of Co-Ordination Compound In Extraction And Qualitative Analysis Of Metals And In Biological System |
| 6 | Haloalkanes and Haloarenes | Haloalkane- Nomenclature, Nature of C-X Bond, Physical & Chemical Properties, Mechanism of Substitution Reactions, Polar Rotation Haloarene- Nature of C-X Bond, Substitution Reactions, Dichloromethane, Trichloromethane, Tetrachloromethane, Iodoform, Freons and DDT Usage and Effect On Environment |
| 7 | Alcohols, Phenols, and Ethers | Alcohol- Nomenclature, Method Of Preparation, Physical & Chemical Properties, Identification Of Primary, Secondary And Tertiary Alcohol, Dehydration Of Alcohol, Uses Of Methanol And Ethanol Phenol- Nomenclature, Method Of Preparation, Physical & Chemical Properties, Acidic Nature Of Phenol, Electron Substitution Reaction, Application Of Phenol Ether- Nomenclature, Method Of Preparation, Physical & Chemical Properties, Application |
| 8 | Aldehydes, Ketones, and Carboxylic Acids | Aldehyde & Ketone- Nomenclature, Nature of Carbonyl Group, Method of Preparation, Physical & Chemical Properties, Nucleophilic Addition Reactions of Aldehydes And Ketones, Aldehyde’s Alpha Hydrogen Activity, Application Carboxylic Acids- Nomenclature, Acidic Nature, Method of Preparation, Physical & Chemical Properties, Application |
| 9 | Amines (Organic Compounds containing Nitrogen) | Amines- Nomenclature, Classification, Structure, Method of Preparation, Physical & Chemical Properties, Identification of Primary, Secondary, and Tertiary Amines, and Cyanide and isocyanides. |
| 10 | Biomolecules | Carbohydrate- Classification (Aldose And Ketose), Monosaccharide (Glucose And Fructose), D-L Configuration, Oligosaccharide (Sucrose, Lactose, Maltose), Polysaccharide (Starch, Cellulose, Glycogen), Importance Protein- Primary Introduction Of Amino Acid, Peptide Bond, Polypeptide, Protein, Primary, Secondary, Tertiary And Quaternary Structure Of Protein, Deformation Of Proteins, Enzymes, Hormones Vitamin- Classification And Function Nucleic acid- DNA and RNA |
CBSE Class 12 Chemistry Question Paper Pattern 2025
The CBSE Class 12 Chemistry question paper is designed based on three key criteria: Remembering and Understanding, Applying, and Analyzing, Evaluating, and Creating. The exam is conducted over 3 hours with a maximum possible score of 70 marks for the theory section. The weightage for each criterion, along with the marks distribution and total percentage, is detailed in the tabulated statistics below for a clearer understanding.
| S. No. | Domains | Total Marks | Percentage |
| 1 | Remembering and Understanding: Exhibit memory of previously learned material by recalling facts, terms, basic concepts, and answers. Demonstrate understanding of facts and ideas by organizing, comparing, translating, interpreting, giving descriptions and stating main ideas. | 28 | 40 |
| 2 | Applying: Solve problems to new situations by applying acquired knowledge, facts, techniques and rules in a different way. | 21 | 30 |
| 3 | Analysing, Evaluating and Creating: Examine and break information into parts by identifying motives or causes. Make inferences and find evidence to support generalizations. Present and defend opinions by making judgments about information, validity of ideas or quality of work based on a set of criteria. Compile information together in a different way by combining elements in a new pattern or proposing alternative solutions. | 21 | 30 |
CBSE Class 12 Chemistry Practical Syllabus 2025
Below is the CBSE Class 12 Chemistry Practical Syllabus. Students are advised to review the practical syllabus thoroughly to enhance their performance and achieve better scores in the examinations.
| CBSE Class 12 Chemistry Syllabus for Practical | ||
| S.No. | Practicals | |
| A. | Surface Chemistry | (a) Preparation of one lyophilic and one lyophobic sol Lyophilic sol – starch, egg albumin and gum Lyophobic sol – aluminium hydroxide, ferric hydroxide, arsenous sulphide. (b) Dialysis of sol-prepared in (a) above. (c) Study of the role of emulsifying agents in stabilizing the emulsion of different oils. |
| B. | Chemical Kinetics | (a) Effect of concentration and temperature on the rate of reaction between Sodium Thiosulphate and Hydrochloric acid. (b) Study of reaction rates of any one of the following: (i) Reaction of Iodide ion with Hydrogen Peroxide at room temperature using different concentrations of Iodide ions. (ii) Reaction between Potassium Iodate, (KIO3) and Sodium Sulphite: (Na2SO3) using starch solution as an indicator (clock reaction). |
| C. | Thermochemistry | Any one of the following experiments (a) Enthalpy of dissolution of Copper Sulphate or Potassium Nitrate. (b) Enthalpy of neutralization of strong acid (HCl) and strong base (NaOH). (c) Determination of enthalpy change during interaction (Hydrogen bond formation) between Acetone and Chloroform. |
| D. | Electrochemistry | Variation of cell potential in Zn/Zn2+|| Cu2+/Cu with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature. |
| E. | Chromatography | (a) Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf values. (b) Separation of constituents present in an inorganic mixture containing two cations only (constituents having large differences in Rf values to be provided). |
| F. | Preparation of Inorganic Compounds | Preparation of double salt of Ferrous Ammonium Sulphate or Potash Alum. Preparation of Potassium Ferric Oxalate. |
| G. | Preparation of Organic Compounds | Preparation of any one of the following compounds i) Acetanilide ii) Di -benzalAcetone iii) p-Nitroacetanilide iv) Aniline yellow or 2 – Naphthol Aniline dye. |
| H. | Tests for the functional groups present in organic compounds: | Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic and amino (Primary)groups. |
| I. | Characteristic tests of carbohydrates, fats and proteins in pure samples and their detection in given foodstuffs. | |
| J. | Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of | (a) Oxalic acid, (b) Ferrous Ammonium Sulphate (Students will be required to prepare standard solutions by weighing themselves). |
| K. | Qualitative analysis | Determination of one anion and one cation in a given salt: Cation: Pb2+, Cu2+ As3+, Aℓ3+ , Fe3+, Mn2+, Zn2+, Ni2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4+ Anions: (CO3)2- , S2- , (SO3)2-, (NO2)- , (SO4)2- , Cℓ- , Br- , I- , (PO4)3- , (C2O4)2- , CH3COO- , NO3- |
CBSE Class 12 Chemistry Practical Evaluation Scheme
The practical examination will last for two hours and is allocated a total of 30 marks. Below is the evaluation scheme for the practical exam, providing a clear understanding of how the marks are distributed
| Evaluation Scheme for Examination | Marks |
| Volumetric Analysis | 08 marks |
| Salt Analysis | 08 marks |
| Content Based Experiment | 06 marks |
| Project Work | 04 marks |
| Class record and viva | 04 marks |
| Total | 30 marks |
CBSE Class 12 Chemistry Syllabus 2025 FAQs
What does the CBSE Class 12 Chemistry Syllabus for 2026 include?
The CBSE Class 12 Chemistry Syllabus 2026 includes ten units covering various topics such as the solid state, solutions, electrochemistry, chemical kinetics, surface chemistry, p-block elements, and more. Each unit is designed to enhance students' understanding of key chemistry concepts and prepare them for the board exams.
How can I access the CBSE Class 12 Chemistry Syllabus for 2026?
You can access the CBSE Class 12 Chemistry Syllabus for 2026 by visiting the official CBSE website or through the provided links in educational resources. The syllabus can usually be downloaded in PDF format for easy reference.
What is the duration and maximum score for the CBSE Class 12 Chemistry practical exam?
The practical examination for CBSE Class 12 Chemistry lasts for two hours and is allocated a total of 30 marks. The evaluation scheme for the practical exam details how these marks are distributed.
How is the CBSE Class 12 Chemistry question paper weighted?
The CBSE Class 12 Chemistry question paper is weighted based on three criteria: Remembering and Understanding, Applying, and Analyzing, Evaluating, and Creating. The exam is 3 hours long with a maximum score of 70 marks. The weightage for each criterion helps guide students on how to focus their preparation.
What should students focus on to score well in the CBSE Class 12 Chemistry practical exam?
To excel in the CBSE Class 12 Chemistry practical exam, students should thoroughly understand the practical syllabus, practice various experiments, and become familiar with the evaluation scheme. Proper preparation and hands-on practice with laboratory techniques are essential for achieving a high score.
