CBSE Class 12 Chemistry Syllabus for the academic year 2023 is available on this page for free download. So the Candidates who have been searching for the CBSE 12th Class Syllabus can get the subject-wise syllabus from this page. The Officials of the CBSE have released the CBSE 12th class Chemistry Revised Syllabus on its official web page.
Contents in this Article
- CBSE Class 12 Chemistry Syllabus PDF
- CBSE Class 12 Chemistry Revised Syllabus 2023
- CLASS XII (2023-24) (THEORY)
- Unit II: Solutions 10 Periods
- Unit III: Electrochemistry 12 Periods
- Unit IV: Chemical Kinetics 10 Periods
- Unit VIII: d and f Block Elements 12 Periods
- Unit IX: Coordination Compounds 12 Periods
- Unit X: Haloalkanes and Haloarenes. 10 Periods
- Unit XI: Alcohols, Phenols and Ethers 10 Periods
- Unit XII: Aldehydes, Ketones and Carboxylic Acids 10 Periods
- Unit XIII: Amines 10 Periods
- Unit XIV: Biomolecules 12 Periods
- A. Surface Chemistry
- B. Chemical Kinetics
- C. Thermochemistry
- D. Electrochemistry
- E. Chromatography
- F. Preparation of Inorganic Compounds
- G. Preparation of Organic Compounds
- H. Tests for the functional groups present in organic compounds:
- J. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
- (Note: Insoluble salts excluded) PROJECT
- few suggested Projects.
- Practical Examination for Visually Impaired Students of Classes XI and XII Evaluation Scheme
CBSE Class 12 Chemistry Syllabus PDF
|Name of the Board||Central Board of Secondary Education|
|Category||CBSE Chemistry Syllabus|
CBSE Class 12 Chemistry Revised Syllabus 2023
CBSE Class 12 Chemistry Syllabus 2023-2 PDF: The CBSE Class 12 Chemistry Syllabus PDF is available on this page Questionpapersonline.com for the academic Year 2023. The Officials of the Central Board of Secondary Education have released the Class 12 Chemistry Syllabus 2023 on its Official Portal @ cbseacademic.nic.in.So the Students can able to download the CBSE Class 12 Chemistry Rationalized Curriculum Now from here. The Candidates can get the CBSE Class 12 Chemistry Syllabus from here. Click on the below-attached PDF links to Download the CBSE Syllabus 2023 for All Subjects of the Academic Year 2023. CBSE Chemistry syllabus was reduced due to the pandemic Situation. And the New CBSE syllabus is now available Online for Download and The Scheme of the CBSE Class 12 Chemistry Exam is also available Now.
CLASS XII (2023-24) (THEORY)
Time : 3 Hours 70 Marks
|S.No.||Title||No. of Periods||Marks|
|4||d -and f -Block Elements||12||7|
|6||Haloalkanes and Haloarenes||10||6|
|7||Alcohols, Phenols and Ethers||10||6|
|8||Aldehydes, Ketones and Carboxylic Acids||10||8|
Unit II: Solutions 10 Periods
Types of solutions, expression of concentration of solutions of solids in liquids, solubility of gases in liquids, solid 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, Van’t Hoff factor.
Unit III: Electrochemistry 12 Periods
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, conductance in electrolytic solutions, specific and molar conductivity, variations of conductivity with concentration, Kohlrausch’s Law, electrolysis and law of electrolysis (elementary idea), dry cell-electrolytic cells and Galvanic cells, lead accumulator, fuel cells, corrosion.
Unit IV: Chemical Kinetics 10 Periods
Rate of a reaction (Average and instantaneous), factors affecting rate of reaction: concentration, temperature, catalyst; order and molecularity of a reaction, rate law and specific rate constant, integrated rate equations and half-life (only for zero and first order reactions), concept of collision theory (elementary idea, no mathematical treatment), activation energy, Arrhenius equation
Unit VIII: d and f Block Elements 12 Periods
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, colour, catalytic property, magnetic properties, interstitial compounds, alloy formation, preparation and properties of K2Cr2O7 and KMnO4.
Lanthanoids – Electronic configuration, oxidation states, chemical reactivity and lanthanoid contraction and its consequences.
Actinoids – Electronic configuration, oxidation states and comparison with lanthanoids.
Unit IX: Coordination Compounds 12 Periods
Coordination compounds – Introduction, ligands, coordination number, colour, magnetic properties and shapes, IUPAC nomenclature of mononuclear coordination compounds. Bonding, Werner’s theory, VBT, and CFT; structure and stereoisomerism, importance of coordination compounds (in qualitative analysis, extraction of metals and biological system).
Unit X: Haloalkanes and Haloarenes. 10 Periods
Haloalkanes: Nomenclature, nature of C–X bond, physical and chemical properties, optical rotation mechanism of substitution reactions.
Haloarenes: Nature of C–X bond, substitution reactions (Directive influence of halogen in monosubstituted compounds only).
Uses and environmental effects of – dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT.
Unit XI: Alcohols, Phenols and Ethers 10 Periods
Alcohols: Nomenclature, methods of preparation, physical and chemical properties (of primary alcohols only), identification of primary, secondary and tertiary alcohols, mechanism of dehydration, uses with special reference to methanol and ethanol.
Phenols: Nomenclature, methods of preparation, physical and chemical properties, acidic nature of phenol, electrophillic substitution reactions, uses of phenols.
Ethers: Nomenclature, methods of preparation, physical and chemical properties, uses.
Unit XII: Aldehydes, Ketones and Carboxylic Acids 10 Periods
Aldehydes and Ketones: Nomenclature, nature of carbonyl group, methods of preparation, physical and chemical properties, mechanism of nucleophilic addition, reactivity of alpha hydrogen in aldehydes, uses.
Carboxylic Acids: Nomenclature, acidic nature, methods of preparation, physical and chemical properties; uses.
Unit XIII: Amines 10 Periods
Amines: Nomenclature, classification, structure, methods of preparation, physical and chemical properties, uses, identification of primary, secondary and tertiary amines.
Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry.
Unit XIV: Biomolecules 12 Periods
Carbohydrates – Classification (aldoses and ketoses), monosaccahrides (glucose and fructose), D-L configuration oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen); Importance of carbohydrates.
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.
Nucleic Acids: DNA and RNA.
|Evaluation Scheme for Examination||Marks|
|Content Based Experiment||06|
|Class record and viva||04|
PRACTICAL SYLLABUS 60Periods
Micro-chemical methods are available for several of the practical experiments. Wherever possible, such techniques should be used.
A. Surface Chemistry
- Preparation of one lyophilic and one lyophobic sol Lyophilic sol – starch, egg albumin and gum
Lyophobic sol – aluminium hydroxide, ferric hydroxide, arsenous sulphide.
- Dialysis of sol-prepared in (a) above.
- Study of the role of emulsifying agents in stabilizing the emulsion of different
B. Chemical Kinetics
- Effect of concentration and temperature on the rate of reaction between Sodium Thiosulphate and Hydrochloric acid.
- Study of reaction rates of any one of the following:
- Reaction of Iodide ion with Hydrogen Peroxide at room temperature using different concentration of Iodide
- Reaction between Potassium Iodate, (KIO3) and Sodium Sulphite: (Na2SO3) using starch solution as indicator (clock reaction).
Any one of the following experiments
- Enthalpy of dissolution of Copper Sulphate or Potassium Nitrate.
- Enthalpy of neutralization of strong acid (HCI) and strong base (NaOH).
- Determination of enthaply change during interaction (Hydrogen bond formation) between Acetone and
Variation of cell potential in Zn/Zn2+|| Cu2+/Cu with change in concentration of electrolytes (CuSO4 or ZnSO4) at room temperature.
- Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf
- Separation of constituents present in an inorganic mixture containing two cations only (constituents having large difference 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
H. Tests for the functional groups present in organic compounds:
Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic and amino (Primary) groups.
- Characteristic tests of carbohydrates, fats and proteins in pure samples and their detection in given
J. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
- Oxalic acid,
- Ferrous Ammonium Sulphate
(Students will be required to prepare standard solutions by weighing themselves). K.
Determination of one cation and one anion in a given salt.
Cation : Pb2+, Cu2+ As3+, Aℓ3+, Fe3+, Mn2+, Zn2+, Cu2+, Ni2+, Ca2+, Sr2+, Ba2+, Mg2+, NH +
Anions: (CO3)2-, S2-, (SO3)2-, (NO2)–, (SO4)2-, Cℓ–, Br–, I–, PO3- , (C2O4)2-, CH3COO–,NO –
(Note: Insoluble salts excluded) PROJECT
Scientific investigations involving laboratory testing and collecting information from other sources A
few suggested Projects.
- Study of the presence of oxalate ions in guava fruit at different stages of
- Study of quantity of casein present in different samples of
- Preparation of soybean milk and its comparison with the natural milk with respect to curd formation, effect of temperature,
- Study of the effect of Potassium Bisulphate as food preservative under various conditions (temperature, concentration, time, )
- Study of digestion of starch by salivary amylase and effect of pH and temperature on
- Comparative study of the rate of fermentation of following materials: wheat flour, gram flour, potato juice, carrot juice,
- Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), Illaichi (cardamom).
- Study of common food adulterants in fat, oil, butter, sugar, turmeric power, chilli powder and pepper. Note: Any other investigatory project, which involves about 10 periods of work, can be chosen with the approval of the teacher
Practical Examination for Visually Impaired Students of Classes XI and XII Evaluation Scheme
Time Allowed: Two hours Max. Marks:3
|Identification/Familiarity with the apparatus||5 marks|
|Written test (based on given/prescribed practicals)||10 marks|
|Practical Record||5 marks|