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Paper-III-(Theory) Physical Chemistry  Code;09010308


Content of the topics

Learning Objective Teaching Guidelines Methodology Time (hrs)
1 Thermodynamics-I &II

  • Definition of thermodynamic terms: system, surrounding etc. Types of systems, intensive and extensive properties.
  • State and path functions   and   their   differentials.        Thermodynamic   process. Concept of heat and work.
  • Zeroth  Law  of  thermodynamics,  First  law  of  thermodynamics:
  • Statement, definition of internal energy and enthalpy.
  • Heat capacity, heat capacities at constant volume and pressure and their relationship.
  • Joule’s law – Joule – Thomson coefficient for ideal gass and real gas:and inversion temperature.
  • Calculation of w.q. dU &dH for the expansion of ideal gases under isothermal and adiabatic conditions for reversible process
  • Temperature dependence of enthalpy  ,Kirchoffs equation. Bond energies and applications of bond energies.

The student will be able to understand basic terms, Zero and First law of thermodynamics and its applications.


Briefly discuss Thermodynamic terms, State and path function, Zero and First law of Thermodynamics, concept of heat capacity,Joule Thomson effect, Kirchoffs equations and bond energies.


Oral Quiz,
Seminar, Presentation, Class Test, Sessional Exam



2 Chemical Equilibrium

  • Equilibrium   constant   and   free   energy,   concept   of   chemical potential,
  • Thermodynamic    derivation    of    law    of    chemical equilibrium.
  • Temperature dependence of equilibrium constant; Van’tHoff reaction isochore, Van’t Hoff reaction isotherm.
  • Le-Chatelier’s principle and its applications
  • Clapeyron equation and Clausius – Clapeyron  equation its applications.


The student will be able to understand

  • Equilibrium   constant and its temperature dependence
  • Van’t Hoff , Clausis  Clapeyron equations
  • Le – Chatelires principles


To cover Equilibrium   constant, laws of chemical equilibrium, Vont hoff equations, lechateliers principle and Clausius – Clapeyron equation its applications.



Oral Quiz,
Seminar, Presentation, Class Test, Sessional Exam




3 Distribution  Law:

  • Nernst    distribution    law    –    its    thermodynamic    derivation, Modification    of    distribution    law    when    solute    undergoes dissociation, association  and chemical combination.
  • Applications of distribution law: (i) Determination of degree of hydrolysis and hydrolysis constant of aniline hydrochloride.  (ii)Determination of equilibrium constant of potassium tri-iodide complex and process of extraction

The student will be able to understand Nernst distribution law and its applications


Briefly discuss Nernst    distribution    law    and its two applications


Oral Quiz,
Seminar, Presentation, Class Test, Sessional Exam