CBSE XII Chemistry

www.1Guider.com provides chapterwise free CBSE Chemistry course material. Content covers complete chapter with detailed explanation, easy to understand examples, problems & solution with voiceover and animation.

Topics Covered:

1. The Solid State

General Characteristics of Solid State - Amorphous and Crystalline Solids - Classification of Crystalline Solids - Crystal Lattices and Unit Cells - Number of Atoms in a Unit Cell - Closed-Packed Structures in 2D - Closed-Packed Structures in 3D - Formula of a Compound and Number of Voids Filled - Packing Efficiency - Calculations Involving Unit Cell Dimensions - Imperfections in Solids - Electrical Properties - Magnetic Properties

2. 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.

3. Electrochemistry

Introduction; Electrochemical Cell; Galvanic Cell; Covers; Standard Hydrogen Electrode; Electrochemical Series; Nernst Equations; Equilibrium Constant; Gibbs Energy of the Reactions; Conductance of Electrolytic Solution; Measurement of the Conductance of Ionic Solution; Variation of Conductivity and Molar Conductivity with Concentration; Kohlrausch Law; Electrolytic Cell; Faraday’s Law of Electrolysis; Product of Electrolysis; Batteries – Primary Batteries; Secondary Batteries; Fuel Cells; Corrosion.

4. Chemical Kinetics

Chemical Kinetics Topics Covered: (i) Rate of Chemical reaction, Average rate and instantaneous rate of reaction, rate law or rate equation, factors affecting rate of reaction with animation, orders of reaction, molecularity of a reaction, integrated rate equation, zero order reaction, first order gas phase reaction, half life of a reaction, pseudo first order reaction, temperature dependence of the rate of reaction, effect of catalyst, collision theory of chemical reaction with animation

13. Amines

Structures of Amines, Classification and Nomenclature of Amines, Preparation of Amines, Physical Properties of Amines

Chemical Reaction**:

Structure basicity relationship of amines, Alkanamines with ammonia, Arylamine with Ammonia, alkylation, Acylation, carbylamine reaction, Reaction with Nitrous Acids, Reaction with Arylsulfonyl Chlorides and Electrophilic substitution Reaction,

Diazonium Salts and Preparation of Diazonium Salts, Physical Properties, Chemical Reaction and Importace of Diazonium Salts

15. Polymers

Classification of Polymers on the basis of:

Source, Structure of Polymers, Mode of Polymerisation and Molecular Forces.

Types of Polymerisation Reaction**:

Free Radical Mechanism (Chain Initiation, Chain Propagation and Chain Termination Steps).

Preparation of Additional Polymers (Polythene, Polytetrafluorethylene (Teflon) and polyacrylonitrile).

Polyamides (Preparation of Nylon), Polyesters, Phenol-Formaldehyde (Bakelite) and Melamine - Formaldehyde polymer.

Rubber: Valcanisation of Rubber and Preparation of Synthetic Rubber.

Molecular Mass of Polymers, Biodegradable Polymers and Polymers of Commercial Importance.

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Chapter 16. Chemistry in Everyday Life

Classification of Drugs, Drug−Target Interaction, Enzymes as Drug Targets, Receptors as Drug Targets, Therapeutic Action of Different Classes of Drugs, Antacids, Anti-histamines, Neurologically Active Drugs, Tranquilisers, Analgesics, Antimicrobials, Antiseptic and Disinfectant, Antifertility Drugs, Chemicals in Food, Artificial sweetening agents, Food preservatives, Cleansing Agents and Synthetic detergents