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Physical Chemistry


"The branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems."

CSIR NET/JRF Chemical Science Solid State , Previous Year Solved Questions
Statistical thermodynamics
Chemical bonding in diatomics



1. Basic principles of quantum mechanics: Postulates; operator algebra; exactly- solvable systems: particle-in-a-box, harmonic oscillator and the hydrogen atom, including shapes of atomic orbitals; orbital and spin angular momenta; tunneling www.chemistryabc.com

2. Approximate methods of quantum mechanics: Variational principle; perturbation theory up to second order in energy; applications. www.chemistryabc.com

3. Atomic structure and spectroscopy; term symbols; many-electron systems and antisymmetry principle. www.chemistryabc.com

4. Chemical bonding in diatomics; elementary concepts of MO and VB theories; Huckel theory for conjugated π-electron systems. www.chemistryabc.com

5. Chemical applications of group theory; symmetry elements; point groups; character tables; selection rules. www.chemistryabc.com

6. Molecular spectroscopy: Rotational and vibrational spectra of diatomic molecules; electronic spectra; IR and Raman activities – selection rules; basic principles of magnetic resonance.

7. Chemical thermodynamics: Laws, state and path functions and their applications; thermodynamic description of various types of processes; Maxwell’s relations; spontaneity and equilibria; temperature and pressure dependence of thermodynamic quantities; Le Chatelier principle; elementary description of phase transitions; phase equilibria and phase rule; thermodynamics of ideal and non-ideal gases, and solutions. www.chemistryabc.com

8. Statistical thermodynamics: Boltzmann distribution; kinetic theory of gases; partition functions and their relation to thermodynamic quantities – calculations for model systems. www.chemistryabc.com

9. Electrochemistry: Nernst equation, redox systems, electrochemical cells; DebyeHuckel theory; electrolytic conductance – Kohlrausch’s law and its applications; ionic equilibria; conductometric and potentiometric titrations. www.chemistryabc.com

10. Chemical kinetics: Empirical rate laws and temperature dependence; complex reactions; steady state approximation; determination of reaction mechanisms; collision and transition state theories of rate constants; unimolecular reactions; enzyme kinetics; salt effects; homogeneous catalysis; photochemical reactions. www.chemistryabc.com

11. Colloids and surfaces: Stability and properties of colloids; isotherms and surface area; heterogeneous catalysis. www.chemistryabc.com

12. Solid state: Crystal structures; Bragg’s law and applications; band structure of solids. www.chemistryabc.com

13. Polymer chemsitry: Molar masses; kinetics of polymerization. www.chemistryabc.com

14. Data analysis: Mean and standard deviation; absolute and relative errors; linear regression; covariance and correlation coefficient. www.chemistryabc.com


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