CBSE Class 12 Chemistry Syllabus 2024-25 (Chapter-wise)
Unit -1: Solutions
☛ Raoult's law.
☛ Colligative properties - relative lowering of vapour pressure, elevation of boiling point, depression of freezing point, osmotic pressure, determination of molecular masses using colligative properties, abnormal molecular mass.
☛ Solutions, Types of solutions, expression of concentration of solutions of solids in liquids, solubility of gases in liquids, solid solutions.
☛ Van't Hoff factor.
Unit -2: Electrochemistry
☛ Redox reactions, EMF of a cell, standard electrode potential
☛ Nernst equation and its application to chemical cells
☛ Relation between Gibbs energy change and EMF of a cell
☛ Kohlrausch's Law
☛ Electrolysis and law of electrolysis (elementary idea)
☛ Dry cell-electrolytic cells and Galvanic cells
☛ Conductance in electrolytic solutions, specific and molar conductivity, variations of conductivity with concentration.
☛ Lead accumulator
☛ Fuel cells
Unit -3: Chemical Kinetics
☛ Rate of a reaction (Average and instantaneous)
☛ Rate law and specific rate constant
☛ Integrated rate equations and half-life (only for zero-order, first-order reactions)
☛ Concept of collision theory (elementary idea, no mathematical treatment)
☛ Factors affecting rate of reaction: concentration, temperature, catalyst;
☛ Order and molecularity of a reaction
☛ Activation energy
☛ Arrhenius equation
Unit -4: d and f Block Elements
☛ Lanthanoids- Electronic configuration, oxidation states, chemical reactivity and lanthanoid contraction and its consequences.
☛ Actinoids- Electronic configuration, oxidation states and comparison with lanthanoids.
☛ General introduction, electronic configuration, occurrence and characteristics of transition metals, general trends in properties of the first-row transition metals – metallic character, ionization enthalpy, oxidation states, ionic radii, color, catalytic property, magnetic properties, interstitial compounds, alloy formation, preparation and properties of K2Cr2O7 and KMnO4.
Unit -5: Coordination Compounds
☛ Coordination compounds - Introduction, ligands, coordination number, color, magnetic properties and shapes
☛ The importance of coordination compounds (in qualitative analysis, extraction of metals and biological system)
☛ IUPAC nomenclature of mononuclear coordination compounds.
☛ Bonding
☛ Werner's theory, VBT, and CFT; structure and stereoisomerism
Unit -6: Haloalkanes and Haloarenes
☛ Haloarenes: Nature of C–X bond, substitution reactions (Directive influence of halogen in monosubstituted compounds only). Uses and environmental effects of - dichloromethane, trichloro methane, tetrachloromethane, iodoform, freons, DDT.
☛ Haloalkanes: Nomenclature, nature of C–X bond, physical and chemical properties, optical rotation mechanism of substitution reactions.
Unit -7: Alcohols, Phenols and Ethers
☛ Phenols: Nomenclature, methods of preparation, physical and chemical properties, acidic nature of phenol, electrophilic substitution reactions, uses of phenols.
☛ Ethers: Nomenclature, methods of preparation, physical and chemical properties, uses.
☛ Alcohols: Nomenclature, methods of preparation, physical and chemical properties (of primary alcohols only), identification of primary, secondary and tertiary alcohols, mechanism of dehydration, and uses with special reference to methanol and ethanol.
Unit -8: Aldehydes, Ketones and Carboxylic Acids
☛ Carboxylic Acids: Nomenclature, acidic nature, methods of preparation, physical and chemical properties; uses.
☛ Aldehydes and Ketones: Nomenclature, nature of carbonyl group, methods of preparation, physical and chemical properties, mechanism of nucleophilic addition, the reactivity of alpha hydrogen in aldehydes, uses.
Unit -9: Amines
☛ Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry.
☛ Amines: Nomenclature, classification, structure, methods of preparation, physical and chemical properties, uses, and identification of primary, secondary and tertiary amines.
Unit -10: Biomolecules
☛ Proteins -Elementary idea of - amino acids, peptide bond, polypeptides, proteins, structure of proteins - primary, secondary, tertiary structure and quaternary structures (qualitative idea only), denaturation of proteins; enzymes. Hormones - Elementary idea excluding structure.
☛ Vitamins - Classification and functions.
☛ Carbohydrates - Classification (aldoses and ketoses), monosaccharides (glucose and fructose), D-L configuration oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen); Importance of carbohydrates.
☛ Nucleic Acids: DNA and RNA.
CBSE Class 12 Chemistry Syllabus 2024-25 Unit-wise:
| S.No | Title | No. of Periods | Marks |
| 1 | Solutions | 15 | 7 |
| 2 | Electrochemistry | 18 | 9 |
| 3 | Chemical Kinetics | 15 | 7 |
| 4 | d -and f -Block Elements | 18 | 7 |
| 5 | Coordination Compounds | 18 | 7 |
| 6 | Haloalkanes and Haloarenes | 15 | 6 |
| 7 | Alcohols, Phenols and Ethers | 14 | 6 |
| 8 | Aldehydes, Ketones and Carboxylic Acids | 15 | 8 |
| 9 | Amines | 14 | 6 |
| 10 | Biomolecules | 18 | 7 |
| Total | 160 | 70 |
CBSE Class 12 Chemistry Syllabus for Practical
The marks for practical, project work, class records, and viva are given in the table. The total number of marks for all parts is 15. The marks for both terms are provided in the table below.
| Marks | Evaluation Scheme for Examination |
| 08 | Volumetric Analysis |
| 08 | Salt Analysis |
| 06 | Content-Based Experiment |
| 04 | Project Work |
| 04 | Class record and viva |
| 30 | Total Marks |
