CBSE Class 12 Chemistry Syllabus 2024-25—The Central Board of Secondary Education has declared the class 12 chemistry syllabus (2024-25). Students can download the CBSE class 12th syllabus 2024-25 in pdf format. For the best preparation for the Chemistry exam, students must know the CBSE class 12 chemistry marking evaluation and the updated paper pattern.
From this page, students can download the latest and updated CBSE class 12 Chemistry Syllabus and practical syllabus 2024-25. Before starting the preparation, students must go through the revised syllabus.
Students can bookmark this page for the latest information related to CBSE class 12th Syllabus 2024-25. In Addition, the West Bengal Board WBCHSE has also Announced their Syllabus. Students can download the WBCHSE New Syllabus from its official website.
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Must Check: Class 12th Commerce Coaching
CBSE Class 12 Chemistry Syllabus 2024-25
Mentioned below is the complete Class 12 chemistry syllabus for the 2024-25 session.
| CBSE Class 12 Chemistry Syllabus 2024-25 | Download |
| Unit II: Solutions |
| 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 |
| 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 |
| 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 |
| 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. 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 |
| 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, the importance of coordination compounds (in qualitative analysis, extraction of metals and biological system). |
| Unit X: Haloalkanes and Haloarenes. |
| 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 |
| 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, electrophilic substitution reactions, uses of phenols. Ethers: Nomenclature, methods of preparation, physical and chemical properties, uses. |
| Unit XII: Aldehydes, Ketones and Carboxylic Acids |
| 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 |
| 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 |
| Carbohydrates – Classification (aldoses and ketoses), monosaccharides (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. |
Also Check: Project of Class 12th Accountancy
CBSE Class 12 Chemistry Syllabus (2024-25): Deleted Topics
Due to the pandemic, the CBSE has deleted a few of the topics from the CBSE class 12th chemistry syllabus (2024-25). Students preparing for the upcoming CBSE class XIIth Chemistry examination must know about all the Deleted Topics of the CBSE class 12 chemistry syllabus 2024-25. Given below the deleted topics of the CBSE chemistry syllabus are given in detail.
Also, Check: Class 12th English Project 2024
| CBSE Class 12 Chemistry Syllabus (2024-25)- Deleted Topics | Download |
The deleted topics of the CBSE class 12th Chemistry (2024-25) is explained in detail in the below table:
| Chapters | Reduced Topics of the CBSE Class 12 Chemistry Syllabus (2024-25) |
| Chapter 1: Solid State | Electrical and magnetic properties. Band theory of metals, conductors, semiconductors and insulators, and n and p-type semiconductors. |
| Chapter 2: Solutions | Abnormal molecular mass, Van’t Hoff factor |
| Chapter 3: Electrochemistry | Lead accumulator, fuel cells, corrosion, the law of electrolysis (elementary idea), dry cell- electrolytic cells and Galvanic Cells |
| Chapter 4: Chemical Kinetics | Concept of collision theory (elementary idea, no mathematical treatment), activation energy, Arrhenius equation |
| Chapter 5: Surface Chemistry | Emulsion – types of emulsions, catalysis: homogeneous and heterogeneous, activity and selectivity of solid catalysts; enzyme catalysis |
| Chapter 6: General Principles and Processes of Isolation of Elements | Entire unit |
| Chapter 7: p-Block Elements | Preparation and properties of Phosphine, Sulphuric Acid: industrial process of manufacture, Oxides of Nitrogen (Structure only); Phosphorus – allotropic forms, compounds of Phosphorus: Preparation and properties of Halides and Oxo acids (elementary idea only) |
| Chapter 8: d and f Block Elements | Chemical reactivity of lanthanides, Actinides -Electronic configuration, oxidation states and comparison with lanthanide. Preparation and properties of KMnO4 and K2Cr2O7 |
| Chapter 9: Coordination Compounds | Structure and stereoisomerism, the importance of coordination compounds (in qualitative analysis, extraction of metals, and biological system). |
| Chapter 10: Haloalkanes and Haloarenes | Uses and environmental effects of -dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT. |
| Chapter 11: Alcohols, Phenols, and Ethers | Uses with special reference to methanol and ethanol. |
| Chapter 12: Aldehydes, Ketones, and Carboxylic Acid | NA |
| Chapter 13: Amines | Diazonium salts: Preparation, chemical reactions, and importance in synthetic organic chemistry. |
| Chapter 14: Biomolecules | Oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen), the importance of carbohydrates. Vitamins– classification and functions. Enzymes. Hormones – Elementary idea excluding structure. |
| Chapter 15: Polymers | Entire chapter |
Also, Check – Class 12th Economic Books pdf 2024
CBSE Class 12 Chemistry Marking Scheme 2024-25
Check the updated marking scheme for the CBSE class 12th chemistry subject for the 2024-25 session.
| Title | Marks |
| Solutions | 7 |
| Electrochemistry | 9 |
| Chemical Kinetics | 7 |
| d -and f -Block Elements | 7 |
| Coordination Compounds | 7 |
| Haloalkanes and Haloarenes | 6 |
| Alcohols, Phenols and Ethers | 6 |
| Aldehydes, Ketones and Carboxylic Acids | 8 |
| Amines | 6 |
| Biomolecules | 7 |
| Total | 70 |
Download PDF of CBSE Class 12 Practical Syllabus for Chemistry (2024-25)
For scoring good marks in the upcoming CBSE chemistry board exam 2024-25, it is a must for students to also prepare for the CBSE class 12 practical exams for Chemistry 2024-25. A few of the topics from the CBSE practical syllabus of chemistry have also been removed. From this page, students can download the CBSE Class 12 practical syllabus for chemistry 2024-25, download all the deleted topics of the CBSE Chemistry practical syllabus of Class 12, and also the Revised CBSE Class 12 Chemistry Practical Marking Scheme 2024-25.
Micro-chemical methods are available for several Chemistry practical experiments. Wherever possible, such techniques should be used.
Chromatography
- i) Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf values.
- ii) Separation of constituents present in an inorganic mixture containing two cations only (constituents having large differences in Rf values to be provided).
- Preparation of Inorganic Compounds
Preparation of double salt of Ferrous Ammonium Sulphate or Potash Alum. Preparation of Potassium Ferric Oxalate.
- 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 foodstuffs.
- Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
- i) Oxalic Acid,
- ii) Ferrous Ammonium Sulphate
(Students will be required to prepare standard solutions by weighing themselves).
- Qualitative analysis
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+, NH4
Anions: (CO3)2-, S2-, (SO3)2-, (NO2)-, (SO4)2-, Cℓ-, Br-, I-, PO3- 4, (C2O4)2-, CH3COO-, NO 3
(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 ripening.
- Study of quantity of casein present in different samples of milk.
- Preparation of soybean milk and its comparison with natural milk with respect to curd formation, the effect of temperature, etc.
- Study of the effect of Potassium Bisulphate as a food preservative under various conditions
- (temperature, concentration, time, etc.)
- Study of digestion of starch by salivary amylase and the effect of pH and temperature on it.
- Comparative study of the rate of fermentation of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
- Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), Illaichi(cardamom).
- Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, chilli powder, and pepper. Note: With the teacher’s approval, any other investigatory project involving about 10 periods of work can be chosen.
- Micro-chemical methods are available for several practical experiments. Wherever possible, such techniques should be used.
Chromatography
- i) Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf values.
- ii) Separation of constituents present in an inorganic mixture containing two cations only (constituents having large differences in Rf values to be provided).
- Preparation of Inorganic Compounds
Preparation of double salt of Ferrous Ammonium Sulphate of Potash Alum. Preparation of Potassium Ferric Oxalate.
- 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 foodstuffs.
- Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
- i) Oxalic Acid,
- ii) Ferrous Ammonium Sulphate
(Students will be required to prepare standard solutions by weighing themselves).
- Qualitative analysis
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+, NH4
Anions: (CO3)2-, S2-, (SO3)2-, (NO2)-, (SO4)2-, Cℓ-, Br-, I-, PO3- 4, (C2O4)2-, CH3COO-, NO 3
(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 ripening.
- Study of quantity of casein present in different samples of milk.
- Preparation of soybean milk and its comparison with natural milk with respect to curd formation, the effect of temperature, etc.
- Study of the effect of Potassium Bisulphate as a food preservative under various conditions
- (temperature, concentration, time, etc.)
- Study of digestion of starch by salivary amylase and the effect of pH and temperature on it.
- Comparative study of the rate of fermentation of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
- Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), and Illaichi(cardamom).
- Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, chilli powder, and pepper. Note: Any other investigatory project involving about 10 periods of work can be chosen with the teacher’s approval.
CBSE Class 12 Practical Syllabus for Chemistry 2024-25: All Deleted Topics
Students can download and go through the CBSE class 12 practical syllabus for Chemistry 2022-23 all deleted topics.
| Deleted Topics of CBSE Class 12 Practical Syllabus for Chemistry 2024-25 | Download Here |
Revised CBSE Class 12 Practical Syllabus for Chemistry 2024-25: Marking Scheme
The detailed marking scheme of the Revised CBSE class 12 Practical syllabus for chemistry is explained below:
| Evaluation Scheme for Chemistry Practical 2021-22 | Marks |
| Salt Analysis | 08 |
| Volumetric Analysis | 08 |
| Content-Based Experiment | 06 |
| Project Work | 04 |
| Class record and viva | 04 |
| Total | 30 |
CBSE Class 12 Chemistry Examination 2024-25: Preparation Tips
To score good marks in CBSE 12th board result for Chemistry Examination 2024-25 students must follow the given preparation tips.
- In preparation for the upcoming exam, students must complete the CBSE Class 12 Chemistry syllabus and practical syllabus 2024-25.
- Students must learn the formulas and chemical equations very well.
- Class 12 Students should cover the entire CBSE Class 12 Chemistry syllabus.
- To stay focused throughout the preparation, students must eat healthily and exercise yoga daily.
- Once the completion of the Chemistry syllabus, students must solve the CBSE class 12 Chemistry sample papers.
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Frequently Asked Questions
Q1. Is NCERT sufficient for the preparation of the CBSE class 12 Chemistry examination 2024-25?
Ans: Yes, NCERT is sufficient for the preparation of the CBSE class 12 Chemistry examination 2024-25. The NCERT books have detailed explanations of every topic with understandable language.
Q2. Has the CBSE class 12 practical syllabus for Chemistry 2024-25 also been revised?
Ans: Yes, the Central Board of Secondary Education has also reduced a few of the topics from the CBSE class 12 practical syllabus for Chemistry 2024-25. The revised CBSE class 12 Chemistry practical syllabus for chemistry is explained clearly on the page above.
Q3. What topics are Deleted from the CBSE Class 12 Chemistry Syllabus for the upcoming exam?
Ans: The CBSE has removed a few chapters and topics from the CBSE class 12 chemistry syllabus 2024-25. All the deleted topics are mentioned above on this page.
Q4. What are the preparation tips for CBSE class 12 upcoming Exam 2024-25?
Ans: To prepare for the CBSE class 12 chemistry exam 2024-25, preparation tips are mentioned above on this page. For the CBSE class, 12 board exam preparation 2024-25 for the rest of the subjects, click on the given link.