CBSE Class 11 Chemistry Syllabus 2025–26 | NCERT
====================================================
CBSE CLASS 11 – CHEMISTRY (NCERT) | SYLLABUS 2025–26
Class: XI
Subject: Chemistry
Board: Central Board of Secondary Education (CBSE)
🧪 Question Paper Pattern & Marking Scheme (CBSE 2025–26)
Annual Examination (Theory): 70 Marks
Practical / Internal Assessment: 30 Marks
Total: 100 Marks
Question Paper Structure (Theory – 70 Marks)
- Section A: Very Short Answer (VSA) / MCQs
1 mark each – basic concepts, definitions, symbols - Section B: Short Answer–I (SA-I)
2 marks each – numerical problems and conceptual questions - Section C: Short Answer–II (SA-II)
3 marks each – reasoning, derivations, and applications - Section D: Long Answer (LA)
5 marks each – in-depth explanations, numericals, and reactions - Section E: Case-based / Assertion–Reason questions
4–5 marks – competency-based and analytical questions
Practical / Internal Assessment (30 Marks)
- Practical Experiments & Record File – 15 marks
- Practical Examination – 10 marks
- Viva Voce – 5 marks
Note: Practical assessment focuses on laboratory skills, chemical calculations, observations, safety practices, and scientific reasoning.
⚗️ CBSE Class 11 Chemistry Syllabus (NCERT) – 2025–26
| Unit | Chapter Title | Brief Chapter Summary / Learning Outcomes |
|---|---|---|
| I | Some Basic Concepts of Chemistry | Nature of matter, laws of chemical combination, mole concept, stoichiometry, and chemical calculations. |
| II | Structure of Atom | Discovery of subatomic particles, atomic models, electronic configuration, and quantum numbers. |
| III | Classification of Elements and Periodicity in Properties | Modern periodic law, periodic table, trends in atomic and chemical properties. |
| IV | Chemical Bonding and Molecular Structure | Ionic, covalent bonding, Lewis structures, VSEPR theory, hybridization, and molecular geometry. |
| V | States of Matter: Gases and Liquids | Gas laws, kinetic theory of gases, liquefaction of gases, and properties of liquids. |
| VI | Thermodynamics | System and surroundings, laws of thermodynamics, enthalpy, entropy, Gibbs free energy. |
| VII | Equilibrium | Chemical and ionic equilibrium, Le Chatelier’s principle, equilibrium constants, acids and bases. |
| VIII | Redox Reactions | Oxidation–reduction concepts, balancing redox equations, and applications. |
| IX | Hydrogen | Position of hydrogen in the periodic table, isotopes, properties, and uses of hydrogen compounds. |
| X | The s-Block Elements (Alkali and Alkaline Earth Metals) | Occurrence, properties, trends, and important compounds of s-block elements. |
| XI | Some p-Block Elements | Group 13 and 14 elements: occurrence, properties, trends, and important compounds. |
| XII | Organic Chemistry – Basic Principles and Techniques | Classification, nomenclature, isomerism, reaction mechanisms, and purification techniques. |
| XIII | Hydrocarbons | Alkanes, alkenes, alkynes, aromatic hydrocarbons, properties, reactions, and uses. |
| XIV | Environmental Chemistry | Environmental pollution, atmospheric chemistry, water pollution, and green chemistry concepts. |
✅ Key Highlights
- Syllabus strictly aligned with NCERT textbooks and CBSE academic session 2025–26
- Balanced coverage of physical, inorganic, and organic chemistry
- Strong emphasis on numerical problem-solving, reaction mechanisms, and laboratory work
- Builds foundation for Class 12 Chemistry, JEE, NEET, and other competitive exams
🔍 Related Keyphrases
- CBSE Class 11 Chemistry Syllabus 2025–26
- NCERT Class 11 Chemistry Curriculum
- Class 11 Chemistry Exam Pattern CBSE
- CBSE Class 11 Chemistry Practical Syllabus
- Class 11 Chemistry NCERT Chapters
