CHAPTER 1......................................................................1
Modern view of atom: Vector atom model
1.0 Introduction
1.1 Schrodinger’s equation for the Hydrogen atom
1.2 Quantum Numbers
1.3 Physical Interpretation of Quantum Numbers
1.4 Electron Spin
1.5 Spin-Orbit Interaction
1.6 Spectral Notation
1.7 LS and jj Coupling
1.8 Pauli’s Exclusion Principle

CHAPTER 2...................................................................26
Atomic Spectra
2.1 Origin and Nature of X-rays
2.2 Continuous X-Ray Emission Spectrum
2.3 Characteristic X-Ray Emission Spectrum
2.4 Moseley’s Law
2.5 Energy Levels
2.6 Regular Doublets
2.7 Regular Doublet Law
2.8 Irregular Doblets
2.9 Irregular Doublet Law

CHAPTER 3...................................................................44
Molecular Spectra
3.0 Introduction
3.1 Regions of the Electromagnetic Spectrum
3.2 Types of Molecular Spectra
3.3 Rotational Spectra Energy Levels of Diatomic (Rigid)
3.4 Rotational Spectra of Diatomic Molecules
3.5 Vibrational Energy Level for Diatomic Molecules
3.6 Rotational and Vibrational Spectra of Diatomic Molecules

CHAPTER 4.....................................................................62
Raman Spectra
4.0 Introduction
4.1 Discovery of Raman Effect
4.2 Experimental Set-up for Raman Effect
4.3 Observations and Conclusions of Raman Effect
4.4 Quantum Theory of Raman Effect
4.5 Applications of Raman Effect