⚗️📚 Class 12th Chemistry Syllabus – CBSE Board Session 2025–2026

(For Online Classes)

This syllabus is designed as per the latest CBSE guidelines and covers all units, chapters, and key topics in Physical, Inorganic, and Organic Chemistry. It provides a clear roadmap for your online learning journey, so you can prepare effectively for both board exams and competitive entrance tests like JEE and NEET.

🗂️ UNIT-WISE DETAILED SYLLABUS

✅ Unit I: Solutions

• Types of solutions

• Concentration of solutions: mass percent, mole fraction, molarity, molality

• Solubility of gases and solids in liquids

• Vapour pressure of solutions, Raoult’s law

• Ideal and non-ideal solutions

• Colligative properties: Relative lowering of vapour pressure, elevation of boiling point, depression of freezing point, osmotic pressure

• Determination of molar mass

• Abnormal molar mass and van’t Hoff factor

✅ Unit II: Electrochemistry

• Electrolytic and galvanic cells

• Conductance of electrolytic solutions, molar conductivity, variation with concentration

• Kohlrausch’s law and its applications

• Electrochemical cell and cell potential

• Nernst equation and its application to calculate cell potential

• Gibbs energy of cell reaction and its relation to EMF

• Conductometric titrations

• Fuel cells and corrosion

✅ Unit III: Chemical Kinetics

• Rate of reaction, rate law, and rate constant

• Order and molecularity of a reaction

• Integrated rate equations for zero and first order reactions

• Half-life of a reaction

• Effect of temperature on rate (Arrhenius equation)

• Collision theory of chemical reactions

✅ Unit IV: Surface Chemistry

• Adsorption: Physisorption and chemisorption

• Freundlich adsorption isotherm

• Catalysis: Homogeneous and heterogeneous, enzyme catalysis

• Colloids: Classification, properties, Tyndall effect, Brownian movement, coagulation

• Emulsions

✅ Unit V: General Principles and Processes of Isolation of Elements

• Principles and methods of extraction: concentration, oxidation, reduction

• Thermodynamic and electrochemical principles of metallurgy

• Extraction of aluminium, copper, zinc, and iron

✅ Unit VI: p-Block Elements

• Group 15 elements: Nitrogen family – properties, preparation, and uses of ammonia and nitric acid, oxides of nitrogen and phosphorus

• Group 16 elements: Oxygen family – preparation and properties of ozone and sulphur compounds like SO₂

• Group 17 elements: Halogens – trends in properties, preparation, and properties of chlorine, HCl, interhalogen compounds

• Group 18 elements: Noble gases – structures, properties, uses, xenon compounds

✅ Unit VII: d- and f-Block Elements

• General characteristics of d-block elements

• Properties and preparation of potassium dichromate and potassium permanganate

• Lanthanoids and actinoids – properties, lanthanoid contraction

✅ Unit VIII: Coordination Compounds

• Werner’s theory of coordination compounds

• Ligands, coordination number, and nomenclature

• Isomerism in coordination compounds

• Bonding: Valence bond and crystal field theories

• Colour, magnetic properties, and importance of coordination compounds

✅ Unit IX: Haloalkanes and Haloarenes

• Classification and nomenclature

• Nature of C-X bond, physical and chemical properties

• Mechanism of nucleophilic substitution reactions

• Uses and environmental effects (polyhalogen compounds)

✅ Unit X: Alcohols, Phenols and Ethers

• Nomenclature, methods of preparation, physical and chemical properties

• Mechanism of dehydration of alcohols

• Reactions of phenols

• Ethers: Structure, nomenclature, methods of preparation, and properties

✅ Unit XI: Aldehydes, Ketones and Carboxylic Acids

• Nomenclature, structure of carbonyl group

• Preparation and properties of aldehydes and ketones

• Mechanism of nucleophilic addition reactions

• Uses and reactions of carboxylic acids

✅ Unit XII: Amines

• Classification, nomenclature, and structure

• Preparation and properties of amines

• Diazonium salts and their importance in synthesis

✅ Unit XIII: Biomolecules

• Carbohydrates: Classification, structure, and properties

• Proteins: Structure, classification, and denaturation

• Enzymes, hormones, vitamins, and nucleic acids

✅ Unit XIV: Polymers

• Classification: Addition and condensation polymers

• Copolymers and biodegradable polymers

• Some important polymers: Polyethylene, nylon, rubber, bakelite, etc.

✅ Unit XV: Chemistry in Everyday Life

• Chemicals in medicines: analgesics, tranquilizers, antiseptics, disinfectants, antibiotics

• Chemicals in food: preservatives, artificial sweeteners, and flavours

• Cleansing agents: soaps and detergents

📖 Special Features in Our Online Classes

✔️ Chapter-wise NCERT & NCERT Exemplar practice
✔️ Detailed reaction mechanisms & conversions
✔️ Important name reactions & derivations
✔️ Board exam-focused answer writing practice
✔️ Assertion-reason, MCQs, and case study questions
✔️ Chapter tests, PYQs, and full mock tests
✔️ Doubt-clearing sessions & performance tracking
✔️ Quick revision mind maps & summary sheets

🎯 Learning Outcomes

✨ Build strong conceptual clarity in all three branches – Physical, Inorganic & Organic
✨ Develop answer-writing skills to get full marks in equations & mechanisms
✨ Confidently solve numericals & reaction-based questions
✨ Get ready for CBSE Boards as well as competitive exams

📚 This Class 12th Chemistry Online Syllabus (CBSE Board Session 2025–2026) is your complete guide to organized, focused, and exam-oriented learning!