Review of Thermodynamics and Kinetic Theory of Gases A. Thermodynamics B. Application of Thermodynamics to Special System: Radiation II. Kinetic Theory of Gases Classical Statistics 1. Basic Conepcts 2. Classical Distribution Law 3. Method of Ensembles- I 4.Methods of Ensembles- II Quantum Statistics 5. Basic Concepts 6. Distribution Law 7. Diatomic Molecules 8. Ideal Bose Einstein Gas 9. Ideal Fermi Dirac Gas 10. Transport Properties 11. Irreversible Process: Onsager Relations and Applications 12. Fluctuations in Thermodynamics Quantities 13. Phase Transition 14. Production and Measurement of Low Temperature