CBSE Class 12 Chemistry Syllabus 2022-23 PDF Download

CBSE Class 12 Chemistry Syllabus 2022-23 – The Central Board of Secondary Education has declared the class 12 chemistry syllabus (2022-23). Students can download the CBSE class 12th syllabus 2022-23 in pdf format. For the best preparation for the Chemistry exam, they 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 2022-23 as well. Before starting the preparation students must go through with the revised syllabus.

For updated and latest information related to CBSE class 12th Syllabus 2022-23, students can bookmark this page.


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CBSE Class 12 Chemistry Syllabus 2022-23

Mentioned below is the complete Class 12 chemistry syllabus for the 2022-23 session.

CBSE Class 12 Chemistry Syllabus (2022-23)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.

CBSE Class 12 Chemistry Syllabus (2022-23): Deleted Topics

Due to the pandemic, the CBSE has deleted a few of the topics from the CBSE class 12th chemistry syllabus (2021-22). Students preparing for the upcoming CBSE class XIIth Chemistry examination must know about all the Deleted Topics of the CBSE class 12 chemistry syllabus 2021-22. Given below the deleted topics of the CBSE chemistry syllabus are given in detail.

CBSE Class 12 Chemistry Syllabus (2022-23)- Deleted TopicsDownload

The deleted topics of the CBSE class 12th Chemistry (2022-23) is explained in detail in the below table:

ChaptersReduced Topics of the CBSE Class 12 Chemistry Syllabus (2021-22)
Chapter 1: Solid StateElectrical and magnetic properties. Band theory of metals, conductors, semiconductors and insulators, and n and p-type semiconductors.
Chapter 2: SolutionsAbnormal molecular mass, Van’t Hoff factor
Chapter 3: ElectrochemistryLead accumulator, fuel cells, corrosion, the law of electrolysis (elementary idea), dry cell- electrolytic cells and Galvanic Cells
Chapter 4: Chemical KineticsConcept of collision theory (elementary idea, no mathematical treatment), activation energy, Arrhenius equation
Chapter 5: Surface ChemistryEmulsion – types of emulsions, catalysis: homogeneous and heterogeneous, activity and selectivity of solid catalysts; enzyme catalysis
Chapter 6: General Principles and Processes of Isolation of ElementsEntire unit
Chapter 7: p-Block ElementsPreparation 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 ElementsChemical reactivity of lanthanides, Actinides -Electronic configuration, oxidation states and comparison with lanthanide. Preparation and properties of KMnO4 and K2Cr2O7
Chapter 9: Coordination CompoundsStructure and stereoisomerism, the importance of coordination compounds (in qualitative analysis, extraction of metals, and biological system).
Chapter 10: Haloalkanes and HaloarenesUses and environmental effects of -dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT.
Chapter 11: Alcohols, Phenols, and EthersUses with special reference to methanol and ethanol.
Chapter 12: Aldehydes, Ketones, and Carboxylic AcidNA
Chapter 13: AminesDiazonium salts: Preparation, chemical reactions, and importance in synthetic organic chemistry.
Chapter 14: BiomoleculesOligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen), the importance of carbohydrates. Vitamins– classification and functions. Enzymes. Hormones – Elementary idea excluding structure.
Chapter 15: PolymersEntire chapter

CBSE Class 12 Chemistry Marking Scheme 2022-23

Check the updated marking scheme for the CBSE class 12th chemistry subject for the 2022-23 session.

TitleMarks
Solutions7
Electrochemistry9
Chemical Kinetics7
d -and f -Block Elements7
Coordination Compounds7
Haloalkanes and Haloarenes6
Alcohols, Phenols and Ethers6
Aldehydes, Ketones and Carboxylic Acids8
Amines6
Biomolecules7
Total70

Download PDF of CBSE Class 12 Practical Syllabus for Chemistry (2022-23)

For scoring good marks in the upcoming CBSE chemistry board exam 2023, it is a must for students to also prepare for the CBSE class 12 practical syllabus for Chemistry 2022-23. 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 2022-23, 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 2022-23.

Micro-chemical methods are available for several Chemistry practical experiments. Wherever possible, such techniques should be used.

Chromatography

  1. i) Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf values.
  2. ii) Separation of constituents present in an inorganic mixture containing two cations only (constituents having large differences in Rf values to be provided).
  3. Preparation of Inorganic Compounds

Preparation of double salt of Ferrous Ammonium Sulphate or Potash Alum. Preparation of Potassium Ferric Oxalate.

  1. Tests for the functional groups present in organic compounds: Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic, and amino (Primary) groups.
  2. Characteristic tests of carbohydrates, fats, and proteins in pure samples and their detection in given foodstuffs.
  3. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
  4. i) Oxalic Acid,
  5. ii) Ferrous Ammonium Sulphate

(Students will be required to prepare standard solutions by weighing themselves).

  1. 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.

  1. Study of the presence of oxalate ions in guava fruit at different stages of ripening.
  2. Study of quantity of casein present in different samples of milk.
  3. Preparation of soyabean milk and its comparison with the natural milk with respect to curd formation, the effect of temperature, etc.
  4. Study of the effect of Potassium Bisulphate as food preservative under various conditions
  5. (temperature, concentration, time, etc.)
  6. Study of digestion of starch by salivary amylase and the effect of pH and temperature on it.
  7. Comparative study of the rate of fermentation of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
  8. Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), Illaichi(cardamom).
  9. Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, 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.
  10. Micro-chemical methods are available for several practical experiments. Wherever possible, such techniques should be used.

Chromatography

  1. i) Separation of pigments from extracts of leaves and flowers by paper chromatography and determination of Rf values.
  2. ii) Separation of constituents present in an inorganic mixture containing two cations only (constituents having large differences in Rf values to be provided).
  3. Preparation of Inorganic Compounds

Preparation of double salt of Ferrous Ammonium Sulphate of Potash Alum. Preparation of Potassium Ferric Oxalate.

  1. Tests for the functional groups present in organic compounds:

Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic, and amino (Primary) groups.

  1. Characteristic tests of carbohydrates, fats, and proteins in pure samples and their

detection in given foodstuffs.

  1. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:
  2. i) Oxalic Acid,
  3. ii) Ferrous Ammonium Sulphate

(Students will be required to prepare standard solutions by weighing themselves).

  1. 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.

  1. Study of the presence of oxalate ions in guava fruit at different stages of ripening.
  2. Study of quantity of casein present in different samples of milk.
  3. Preparation of soyabean milk and its comparison with the natural milk with respect to curd formation, the effect of temperature, etc.
  4. Study of the effect of Potassium Bisulphate as food preservative under various conditions
  5. (temperature, concentration, time, etc.)
  6. Study of digestion of starch by salivary amylase and the effect of pH and temperature onit.
  7. Comparative study of the rate of fermentation of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
  8. Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), Illaichi(cardamom).
  9. Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, 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.

CBSE Class 12 Practical Syllabus for Chemistry 2022-23: 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 2022-23Download Here

Revised CBSE Class 12 Practical Syllabus for Chemistry 2021-22: Marking Scheme

The detailed marking scheme of the Revised CBSE class 12 Practical syllabus for chemistry is explained below:

Evaluation Scheme for Chemistry Practical 2021-22Marks
Salt Analysis08
Volumetric Analysis08
Content-Based Experiment06
Project Work04
Class record and viva04
Total30

CBSE Class 12 Chemistry Examination 2022-23: Preparation Tips

To score good marks for CBSE class 12 Chemistry Examination 2022-23 students must follow the given preparation tips.

  1. For the preparation for the upcoming exam, students have to complete the CBSE Class 12 Chemistry syllabus and practical syllabus 2022-23.
  2. Students must learn the formulas and chemical equations very well.
  3. Class 12 Students should cover the entire CBSE Class 12 Chemistry syllabus.
  4. To stay focused throughout the preparation students must eat healthily and exercise yoga daily.
  5. Once the completion of the Chemistry syllabus, students must solve the CBSE class 12 Chemistry sample papers.

Once class 12 gets over, students can go for various endeavours. Students can also go for CA preparation after class 12th. The dream of becoming a CA can easily be accomplished if students join the best CA institute “VSI Jaipur”. This place offers its students the best education with an outstanding faculty.

Frequently Asked Questions

Q1. Is NCERT sufficient for the preparation of the CBSE class 12 Chemistry examination 2022-23?

Ans: Yes, NCERT is sufficient for the preparation of the CBSE class 12 Chemistry examination 2022-23. The NCERT books have detailed explanations of every topic with understandable language.

Q2. Does the CBSE class 12 practical syllabus for Chemistry 2022-23 has 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 2022-23. 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 of the chapters and topics from the CBSE class 12 chemistry syllabus 2022-23. All the deleted topics of the CBSE Class 12 syllabus 2022-23 have been mentioned above on this page. 

Q4. What are the preparation tips for CBSE class 12 upcoming Exam 2022-23?

Ans: To prepare for CBSE class 12 chemistry exam 2022-23, preparation tips are mentioned above on this page. For the CBSE class 12 board exam preparation 2022-23 for the rest of the subjects click on the given link.