DEPARTMENT OF CHEMISTRY UNIVERSITY OF DHAKA
1st Year Syllabus
State of matter: Microscopic and macroscopic systems. Physical properties. Properties of molecules. Potential and kinetic energies of molecules. Degrees of freedom of motion: translational, rotational and vibrational energy of systems. Quantization of energy of particles. Spectroscopy and molecular structure. Principle of equipartition of energy. Intermolecular forces. States of aggregation of matter. Phase and phase equilibria.
Gaseous state: Review of gas laws. Ideal and real gases. Equation of state: Ideal gas equation. Kinetic theory of gases: application to ideal gases, Collision number, mean free path. Boltzman distribution of molecules. Deviation from ideal behaviour: van der Waals equation. Critical constants. Principle of corresponding states.
Properties of liquids and solutions: Vapour pressure: measurement, temperature variation. Surface tension of liquids. Viscosity of liquids. Solutions: Raoult’s law, Ideal and non-ideal solutions. Temperaturecomposition diagram for pairs of miscible liquids. Fractional distillation, steam distillation. Colligative properties: measurements and applications.
Energetics in chemistry: Observables in macroscopic systems. Work and heat. Internal energy. The first law of thermodynamics. State functions and exact differentials. Enthalpy. Work of expansions: reversible and adiabatic expansions. Joule-Thomson effect. Heat capacities at constant pressure and constant volume.
Enthalpy changes in various chemical and physical processes. Measurements of enthalpy changes. Hess’s law and its applications. Born-Haber cycle.
Chemical equilibrium: Equilibrium in chemical reactions and the equilibrium law. Kp, Kx and Kc and their determination. Degree of dissociation, response of equilibrium to temperature, concentration and pressure changes. Principle of Le Chatelier and Brown. Applications. Dissociation in solution. Ostwald dilution law. Ionic equilibria. Dissolution of solids. Solubility product. Common ion effect. pH, pOH and buffer solution.
Electrochemical cells: Electrolytic and Galvanic cells. Electrodes. Half cell reaction, Cell reaction, Cell notation. Reduction potentials. e.m.f. of cells, Standard hydrogen electrode.
Rates of Chemical reaction: Measurement of reaction rates. Rate equation, order and rate constant. Determination of order and rate constants. Elementary and complex reactions. Molecularity. Effect of temperature on the rate of reaction. Activation energy. Collision theory of reaction rates. Catalysis.