Class 12 Chemistry syllabus : Central Board Of Secondary Education has released latest syllabus of Chemistry for class 12 2016. CBSE had made some changes to some topics and issued a new marking scheme for Chemistry .We present you latest and updated revised Chemistry course structure along with number of periods of each topics and number of marks os each topics . You can simply Download latest and revised class 12 Chemistry syllabus in pdf format. Click on the below given download link and then Chemistry syllabus will be download PDF automatically. Visit us regularly for revised and updated cbse syllabus of class 12 Chemistry for session 2015-2016.
Note : All the student of class 12 are advised to download this latest updated cbse syllabus for Chemistry of year 2015 even if they have downloaded the previous version of syllabus for session 2014-2015 .
Note : This syllabus is of exam which will be conducted in March 2016
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Revised Chemistry Class 12 Syllabus
Unit I: Solid State (10 Periods)
Classification of solids based on different binding forces: molecular, ionic, covalent and metallic
solids, amorphous and crystalline solids (elementary idea). Unit cell in two dimensional and three
dimensional lattices, calculation of density of unit cell, packing in solids, packing efficiency,
voids, number of atoms per unit cell in a cubic unit cell, point defects, electrical and magnetic
Band theory: of metals, conductors, semiconductors and insulators and n and p type
Unit II: Solutions (10 Periods)
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.
Unit III: Electrochemistry (12 Periods)
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 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.
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, Arrhenious
Unit V: Surface Chemistry (08 Periods)
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.
Unit VI: General Principles and Processes of Isolation of Elements (08 Periods)
Principles and methods of extraction – concentration, oxidation, reduction – electrolytic method
and refining; occurrence and principles of extraction of aluminium, copper, zinc and iron.
Unit VII: “p”-Block Elements (12 Periods)
Group -15 Elements: General introduction, electronic configuration, occurrence, oxidation
states, trends in physical and chemical properties; Nitrogen preparation properties and uses;
compounds of Nitrogen, preparation and properties of Ammonia and Nitric Acid, Oxides of
Nitrogen(Structure only) ; Phosphorus – allotropic forms, compounds of Phosphorus: Preparation
and Properties of Phosphine, Halides and Oxoacids (elementary idea only).
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
Group 18 Elements: General introduction, electronic configuration, occurrence, trends in
physical and chemical properties, uses.
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 inclusion, extraction of metals and biological system).
Unit X: Haloalkanes and Haloarenes (10 Periods)
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.
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
Unit XIII: Organic compounds containing Nitrogen (10 Periods)
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.
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.
Unit XV: Polymers (08 Periods)
Classification – natural and synthetic, methods of polymerization (addition and condensation),
copolymerization, some important polymers: natural and synthetic like polythene, nylon
Course Syllabus Periods Wise
[ezcol_2third]Topics[/ezcol_2third] [ezcol_1third_end]No. Of Periods[/ezcol_1third_end]
Unit I Solid State
Unit II Solutions
Unit III Electrochemistry
Unit IV Chemical Kinetics
Unit V Surface Chemistry
Unit VI General Principles and Processes of Isolation of Elements
Unit VII p -Block Elements
Unit VIII d -and f -Block Elements
Unit IX Coordination Compounds
Unit X Haloalkanes and Haloarenes
Unit XI Alcohols, Phenols and Ethers
Unit XII Aldehydes, Ketones and Carboxylic Acids
Unit XIII Organic Compounds containing Nitrogen
Unit XIV Biomolecules
Unit XV Polymers
Unit XVI Chemistry in Everyday Life 06
[ezcol_2third]Toatal Periods[/ezcol_2third] [ezcol_1third_end]160[/ezcol_1third_end]