Discovering Chemistry With Natural Bond Orbitals (PDF)

Preface 1 Getting Started 1.1 Talking to your electronic structure system 1.2 Helpful tools 1.3 General $NBO keylist usage 1.4 Producing orbital imagery Problems and Exercises 2 Electrons in Atoms 2.1 Finding the electrons in atomic wavefunctions 2.2 Atomic orbitals and their graphical representation 2.3 Atomic electron configurations 2.4 How to find electronic orbitals and configurations in NBO output 2.5 Natural Atomic Orbitals and the Natural Minimal Basis Problems and Exercises 3 Atoms in Molecules 3.1 Atomic orbitals in molecules 3.2 Atomic configurations and atomic charges in molecules 3.3 Atoms in open-shell molecules Problems and Exercises 4 Hybrids and Bonds in Molecules 4.1 Bonds and lone pairs in molecules 4.2 Atomic hybrids and bonding geometry 4.3 Bond polarity, electronegativity, and Bent's rule 4.4 Electron-deficient 3-center bonds 4.5 Open-shell Lewis structures 4.6 Lewis-like structures in transition metal bonding Problems and Exercises 5 Resonance Delocalization Corrections 5.1 The Natural Lewis Structure perturbative model 5.2 2nd-order perturbative analysis of donor-acceptor interactions 5.3 $DEL energetic analysis 5.4 Delocalization tails of Natural Localized Molecular Orbitals 5.5 How to $CHOOSE alternative Lewis structures 5.6 Natural Resonance Theory Problems and Exercises 6 Steric and Electrostatic Effects 6.1 Nature and evaluation of steric interactions 6.2 Electrostatic and dipolar analysis Problems and Exercises 7 Nuclear and Electronic Spin Effects 7.1 NMR chemical shielding analysis 7.2 NMR J-coupling analysis 7.3 ESR spin-density distribution Problems and Exercises 8 Coordination and Hyperbonding 8.1 Lewis acid-base complexes 8.2 Transition metal coordinate bonding 8.3 Three-center, four-electron hyperbonding Problems and Exercises 9 Intermolecular Interactions 9.1 Hydrogen-bonded complexes 9.2 Other donor-acceptor complexes 9.3 Natural energy decomposition analysis Problems and Exercises 10 Transition State Species and Chemical

FRANK WEINHOLD, PhD, is Emeritus Professor of Physical
and Theoretical Chemistry at the University of
Wisconsin-Madison. Professor Weinhold has served on the
editorial advisory boards of the International Journal of Quantum
Chemistry and Russian Journal of Physical Chemistry. He is the
author of more than 170 technical publications and software
packages, including the natural bond orbital program.

CLARK R. LANDIS, PhD, is Professor of Inorganic Chemistry
at the University of Wisconsin-Madison. He has received
teaching and lectureship awards for his contributions to chemical
education. Dr. Landis's research focuses on catalysis in transition
metal complexes.

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