## Details of CH1201 (Spring 2017)

 Level: 1 Type: Theory Credits: 3.0

Course CodeCourse NameInstructor(s)
CH1201 General Physical Chemistry Prasun Kumar Mandal

Syllabus
States of Matter
The Gaseous State: Equation of state, Concept of temperature, pressure, and partial pressure, Effusion, Diffusion, Density and Molecular weight, Critical state.
Kinetic Theory of Gases: The kinetic theory, Derivation of the gas laws, Maxwells distribution of molecular velocity and speed in one, two, and three dimensions, Calculation of average, root mean square and most probable speed, Collisions in a gas, Collision diameter, Collision number, Mean free path, Frequency of binary collision, Viscosity of gas, Energy distribution function, Average energy and most probable energy, Principle of equipartition of energy, Maxwell-Boltzmann distribution, Specific heat of gases.

Real Gases: Deviations from ideal behaviour, Equations of state for real gases, Compressibility factor, Andrew's and Amagot's plots, van der Waals and Virial equation, Reduced equation of state and law of corresponding states, Critical state, Critical pressure, Critical volume, Critical temperature, Boyle temperature, Continuity of states, Intermolecular forces.

The Liquid State: Vapour pressure, Surface tension, Surface energy, Excess pressure, Capillary rise, Work of adhesion and cohesion, Spreading of liquid and contact angle, Temperature dependence of surface tension, Viscosity of liquid, Viscosity coefficient, Poiseuille's equation, Temperature dependence of viscosity of liquid and comparison to that of gases.

Thermodynamics - I
Basic concept and definition of systems, surrounding, boundaries, reversible, and irreversible processes, Zeroth law, Thermometry, First law and concept of internal energy, State and path functions, Exact and inexact differentials, Adiabatic and isothermal processes, Specific heats, Joule's experiment, Thermochemistry, Kirchoff's equation.

Thermodynamics - II

The Second Law, Concept of heat reservoirs and heat engines, Kelvin-Planck and Classius statements, Spontaneous processes, Carnot cycle and Carnot theorem, Concept of Entropy and (un)available work in various processes, Work function and free energy, Classius inequality, Combined first and second law, Auxiliary state functions: Gibbs and Helmholtz energies, Maxwells relations, Clausius-Clapeyron equation, Joule-Thomson coefficient, Gibbs-Helmholtz equation, Gibbs free energy of real gases, Fugacity, Condition of spontaneity and equilibrium, Joule-Thomson experiment, Inversion temperature, Chemical potential, Partial molar quantities, Gibbs-Duhem equation, Nernst heat theorem, Introduction of Third Law.

Chemical Kinetics
Rate constant, Order and molecularity of a reaction, Examples of reactions of different orders, pseudo-orders, and molecularities, Determination of order of a reaction, Opposing, parallel, and consecutive reactions, Steady state and equilibrium approximations, The Arrhenius equation: Temperature dependence of rate constant and activation energy, Catalysis Homogeneous, heterogeneous, van't Hoff equation, Enzyme kinetics: pH and temperature dependence, Michaelis - Menten equation and turnover number, Unimolecular reaction, Lindemann-Hinshelwood mechanism, chain reaction, photochemical reaction, introduction to the collision theory, and the transition states theory.

Prerequisite
Knowledge of mathematics at +2 level

References
1. Physical Chemistry by Peter Atkins, J. D. Paula, Oxford University Press.
2. Physical Chemistry by I. N. Levine, Tata McGraw - Hill.

#### Course Credit Options

Sl. No.ProgrammeSemester NoCourse Choice
1 IP 2 Not Allowed
2 IP 4 Not Allowed
3 IP 6 Not Allowed
4 MR 2 Not Allowed
5 MR 4 Not Allowed
6 MS 2 Core
7 RS 1 Not Allowed
8 RS 2 Not Allowed