EAMCET Syllabus
March 6, 2009 · Print This Article · Email It
ELECTRO CHEMISTRY: Conductance in electrolytic solutions. Specific, Equivalent and Molar conductance – variation of conductance with concentration. Kohlrausch’s law – application to calculation of equivalent conductance of weak electrolytes. Electrolytes and non-electrolytes, redox reactions. Electrolysis. Some typical examples of electrolysis viz; Fused Sodium hydroxide, Fused sodium chloride, Brine solution, Fused Magnesium chloride. Faraday’s laws of electrolysis and applications. Gavanic and voltaic cells. Representation and notation of electrochemical cells with and without salt bridge. Standard hydrogen electrode, electrode potentials, electrochemical series. EMF of the cell, Nernst equation and its application to calculate EMF of electrochemical cells. Primary cell – dry cell / Lechlanche cell. Secondary cells – Fuel cells: Hydrogen – Oxygen fuel cell and Hydrocarbon – Oxygen fuel cell. Corrosion – mechanism, factors to promote corrosion and prevention of corrosion. Passivity. Lead accumulator
SOLID STATE : Classification of solids based on different binding forces as molecular, ionic, covalent solids, and metallic solids. Elementary treatment of metallic bond. Metallic solids, amorphous and crystalline solids. Unit cell in two dimensional and three dimensional lattices. Seven crystal systems, Bravais lattices. Bragg’s equation, X-ray study of crystal structure, Bragg’s method. Calculation of density of unit cell, packing in solids, voids, number of atoms per cubic unit cell. Point defects – Schottky and Frenkel defects. Electrical and magnetic properties.
CHEMICAL KINETICS: Concepts of reaction rate, factors affecting reaction rates. Rate law, Units of rate constant. Order and molecularity. Methods of determination of order of a reaction. Integrated rate equations and half lives for zero and first order reaction. Collision theory of reaction rates (elementary ideas). Concept of activation energy.
Equilibrium: Equilibrium in physical and chemical processes, dynamic nature of equilibrium, Law of mass action, equilibrium constant. Factors affecting equilibrium. Relation between Kp and Kc Le Chatelier’s principle, application to industrial synthesis of (i) Ammonia (ii) Sulphur trioxide.
Acids and Bases: Lowry-Bronsted acid base theory. Lewis theory, limitation of Lewis theory, Ionic equilibrium. Ionization of acids and bases, strong and weak electrolytes, degree of ionization. Ionic product of water. Concept of pH. Hydrolysis of salts (elementary idea), hydrolysis constant, buffer solutions. Solubility product and common ion effect with illustrative examples.
THERMODYNAMICS: Concept of system, types of systems, surroundings, work, heat, energy, extensive and intensive properties, state functions. First law of thermodynamics – Internal energy and Enthalpy. Heat capacity and Specific heat, Exothermic and Endothermic reactions, measurement of “U and “H”. Enthalpy of bond dissociation, combustion, neutralization, formation, atomization, sublimation, phase transition, ionization and dilution. Thermo chemical equations. Hess’s law of constant heat summation. Driving force for a spontaneous process. Thermodynamic representation of criteria of spontaneity in terms of entropy, entropy as a state function. Gibbs free energy, Gibbs free energy change for spontaneous, non spontaneous and equilibrium processes.
SURFACE CHEMISTRY: Adsorption, Physical and chemical adsorption, adsorption of gases on solids, factors affecting it – pressure (Langmuir and Freundlich Isotherms) and temperature. Catalysis – types of catalysis, autocatalysis. Colloidal state: colloidal solutions, classification of colloidal solutions, protective colloids and Gold number, Properties of colloids – Tyndall effect, Brownian movement. Coagulation. Emulsions, classification of emulsions, micelles, cleansing action of soap.
HYDROGEN AND ITS COMPOUNDS: Position of hydrogen in periodic table. Occurrence, isotopes of hydrogen. Hydrogen – Preparation, properties and uses including as a fuel. Reactions of hydrogen leading to ionic, molecular and non – stoichiometric hydrides. Physical and Chemical properties of water and heavy water. Hardness of water and its removal. Hydrogen peroxide – methods of preparation, physical and chemical properties - oxidation, reduction, decomposition, disproportionation and addition reactions. Detection, structure and uses of Hydrogen Peroxide.
ALKALI AND ALKALINE EARTH METALS: Electronic configuration, occurrence, Anomalous properties of the first element in each group. Diagonal relationship. Trends in properties like ionization enthalpy, atomic and ionic radii, reactivity with oxygen, hydrogen, halogens and water, uses of alkali and alkaline earth metals. Preparation and properties of Sodium hydroxide, Sodium carbonate and sodium hydrogen carbonate. Preparation and uses of Calcium oxide, Calcium carbonate and Calcium sulphate.
