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If you are appearing for CBSE board exams 2020, you must have a proper study plan. Having a detailed knowledge of the CBSE Class 12 syllabus for each and every subject is extremely important for your preparation. Students must refer to it while preparing and revision to make sure they have finished every single chapter and […]

If you are appearing for CBSE board exams 2020, you must have a proper study plan. Having a detailed knowledge of the CBSE Class 12 syllabus for each and every subject is extremely important for your preparation. Students must refer to it while preparing and revision to make sure they have finished every single chapter and concept. In this article, we will give detailed information about CBSE Class 12 syllabus for Chemistry.

Apart from the board exam, it will also help students in their preparation for JEE and NEET as the syllabus of these two national-level engineering and medical entrance exam is the same as the CBSE syllabus. Read on to find out the detailed CBSE Class 12 Chemistry syllabus 2020.

CBSE Class 12 Syllabus For Chemistry 2020

The CBSE syllabus for Class 12 Chemistry has both Theory and Practical. The Theory Exam is conducted for 70 marks whereas Practical Exam is held for 30 marks. In this article, we will cover the CBSE Class 12 Chemistry syllabus of both Theory and Practical.

CBSE Class 12 Syllabus For Chemistry – Theory

As mentioned above, the CBSE Class 12 Chemistry Theory exam carries 70 marks. The total time duration is three hours.

Let us see which units and chapters are included under CBSE Class 12 syllabus for Chemistry:

Unit NumberTitleMarks
ISolutions23
IIElectrochemistry
IIIChemical Kinetics
IVSurface Chemistry
VGeneral Principles and Processes of Isolation of Elements19
VIp-Block Elements
VIId- and f-Block Elements
VIIICoordination Compounds
IXHaloalkanes and Haloarenes28
XAlcohols, Phenols, and Ethers
XIAldehydes, Ketones, and Carboxylic Acids
XIIOrganic Compounds Containing Nitrogen
XIIIBiomolecules
XIVPolymers
XVChemistry in Everyday Life
Total70

Let us now look into the details of CBSE Class 12 syllabus for Chemistry Theory.

CBSE Class 12 Syllabus For Chemistry Unit 1 – Solutions

Types of solutions, expression of concentration of solutions of solids in liquids, solubility of gases in liquids, solid solutions, colligative properties – relative lowering of vapour pressure, Raoult’s law, elevation of boiling point, depression of freezing point, osmotic pressure, determination of molecular masses using colligative properties, abnormal molecular mass, Van’t Hoff factor.

CBSE Class 12 Syllabus For Chemistry Unit 2 – Electrochemistry

Redox reactions, 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 Unit No. Title No. of Periods Marks Unit I Solutions 10 23 Unit II Electrochemistry 12 Unit III Chemical Kinetics 10 Unit IV Surface Chemistry 08 Unit V General Principles and Processes of Isolation of Elements 08 Unit VI p -Block Elements 14 Unit VI d -and f -Block Elements 12 19 Unit VII Coordination Compounds 12 Unit VIII Haloalkanes and Haloarenes 12 28 Unit IX Alcohols, Phenols and Ethers 12 Unit X Aldehydes, Ketones and Carboxylic Acids 14 Unit XI Organic Compounds containing Nitrogen 12 Unit XII Biomolecules 12 Unit XIII Polymers 06 Unit XIV Chemistry in Everyday Life 06 Total 160 70 Galvanic cells, lead accumulator, 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, fuel cells, corrosion.

CBSE Class 12 Syllabus For Chemistry Unit 3 – 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.

CBSE Class 12 Syllabus For Chemistry Unit 4 – Surface Chemistry

Adsorption – physisorption and chemisorption, factors affecting adsorption of gases on solids, catalysis, homogenous and heterogenous activity and selectivity; enzyme catalysis colloidal state distinction between true solutions, colloids and suspension; lyophilic, lyophobic multi-molecular and macromolecular colloids; properties of colloids; Tyndall effect, Brownian movement, electrophoresis, coagulation, emulsion – types of emulsions.

CBSE Class 12 Syllabus For Chemistry Unit 5 – General Principles And Processes Of Isolation Of Elements

Principles and methods of extraction – concentration, oxidation, reduction – electrolytic method and refining; occurrence and principles of extraction of aluminium, copper, zinc and iron

CBSE Class 12 Syllabus For Chemistry Unit 6 – p-Block Elements

Group 16 Elements: General introduction, electronic configuration, oxidation states, occurrence, trends in physical and chemical properties, dioxygen: Preparation, Properties and uses, classification of Oxides, Ozone, Sulphur – allotropic forms; compounds of Sulphur: Preparation Properties and uses of Sulphur-dioxide, Sulphuric Acid: industrial process of manufacture, properties and uses; Oxoacids of Sulphur (Structures only).

Group 17 Elements: General introduction, electronic configuration, oxidation states, occurrence, trends in physical and chemical properties; compounds of halogens, Preparation, properties and uses of Chlorine and Hydrochloric acid, interhalogen compounds, Oxoacids of halogens (structures only).

Group 18 Elements: General introduction, electronic configuration, occurrence, trends in physical and chemical properties, uses.

CBSE Class 12 Syllabus For Chemistry Unit 7 – 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.

Lanthanoids – Electronic configuration, oxidation states, chemical reactivity and lanthanoid contraction and its consequences.

Actinoids – Electronic configuration, oxidation states and comparison with lanthanoids.

CBSE Class 12 Syllabus For Chemistry Unit 8 – 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, importance of coordination compounds (in qualitative inclusion, extraction of metals and biological system).

CBSE Class 12 Syllabus For Chemistry Unit 9 – Haloalkanes And Haloarenes

Haloalkanes: Nomenclature, nature of C-X bond, physical and chemical properties, mechanism of substitution reactions, optical rotation.

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.

CBSE Class 12 Syllabus For Chemistry Unit 10 – 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, electrophillic substitution reactions, uses of phenols.

Ethers: Nomenclature, methods of preparation, physical and chemical properties, uses.

CBSE Class 12 Syllabus For Chemistry Unit 11 – 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.

CBSE Class 12 Syllabus For Chemistry Unit 12 – Organic Compounds Containing Nitrogen

Amines: Nomenclature, classification, structure, methods of preparation, physical and chemical properties, uses, identification of primary, secondary and tertiary amines.

Cyanides and Isocyanides – will be mentioned at relevant places in text.

Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry.

CBSE Class 12 Syllabus For Chemistry Unit 13 – Biomolecules

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.

CBSE Class 12 Syllabus For Chemistry Unit 14 – Polymers

Copolymerization, some important polymers: natural and synthetic like polythene, nylon polyesters, bakelite, rubber. Biodegradable and nonbiodegradable polymers.

CBSE Class 12 Syllabus For Chemistry Unit 15 – Chemistry In Everyday Life

Chemicals in medicines – analgesics, tranquilizers antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamines. Chemicals in food – preservatives, artificial sweetening agents, elementary idea of antioxidants.Cleansing agents- soaps and detergents, cleansing action.

Solid States

1
Lecture on Solid States
2
Take Test on Solid State
3
Video lecture

Electrochemistry

1
Lecture on Electrochemistry
2
Take test on Electrochemistry
3
Demo
60

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