Orbital Symmetry

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Organic Reactions and Orbital Symmetry

Author : T. L. Gilchrist,R. C. Storr
Publisher : Cambridge University Press
Page : 324 pages
File Size : 55,5 Mb
Release : 1979-09-13
Category : Science
ISBN : 0521220149

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Organic Reactions and Orbital Symmetry by T. L. Gilchrist,R. C. Storr Pdf

First published in 1979 as the second edition of a 1972 original, this textbook provides a systematic account of an important area of organic chemistry - that of cycloadditions and molecular rearrangements. The necessary theoretical background for understanding these reactions is presented in non-mathematical form and various alternative approaches to the theory are compared. The core of the book is a descriptive account of various types of cycloaddition and rearrangement reactions. The synthetic importance of these reactions is emphasised and, by providing the mechanistic background, the book demonstrates to the reader the relationship between the different types of reactions. This book will be of value to anyone with an interest in organic chemistry.

Orbital Symmetry

Author : Roland E. Lehr,Alan P. Marchand
Publisher : Elsevier
Page : 201 pages
File Size : 52,8 Mb
Release : 2013-09-03
Category : Science
ISBN : 9781483267753

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Orbital Symmetry by Roland E. Lehr,Alan P. Marchand Pdf

Orbital Symmetry: A Problem-Solving Approach was born of the necessity to present to students Woodward and Hoffmann's approach to pericyclic reactions. Hence the tone is introductory, and the book is addressed primarily to an audience of advanced undergraduate and beginning graduate students. The text seeks to familiarize the readers with several of the more often encountered methods of analyzing pericyclic reactions, and these methods should enable the analysis of virtually all of them. Problem solving is the foundation of the approach. Both the introductory and theory sections include problems to prepare the reader for the more extensive chapters of problems that follow. All problems (except those in Chapter VII) are answered in the text and are fully referenced where appropriate. Many of the problems require the use of molecular models if they are to be appreciated. Prentice-Hall's ""Framework Molecular Models"" and Benjamin's ""Maruzen Models"" are best suited for the construction of the highly strained molecules often encountered in the problems, and their use is recommended.

The Conservation of Orbital Symmetry

Author : R. B. Woodward,R. Hoffmann
Publisher : Elsevier
Page : 185 pages
File Size : 47,6 Mb
Release : 2013-10-22
Category : Science
ISBN : 9781483282046

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The Conservation of Orbital Symmetry by R. B. Woodward,R. Hoffmann Pdf

The Conservation of Orbital Symmetry examines the principle of conservation of orbital symmetry and its use. The central content of the principle was that reactions occur readily when there is congruence between orbital symmetry characteristics of reactants and products, and only with difficulty when that congruence does not obtain—or to put it more succinctly, orbital symmetry is conserved in concerted reaction. This principle is expected to endure, whatever the language in which it may be couched, or whatever greater precision may be developed in its application and extension. The book opens with a review of the elementary aspects of the molecular orbital theory of bonding. This is followed by separate chapters on correlation diagrams, the conservation of orbital symmetry, theory of electrocyclic reactions, theory of cycloadditions and cycloreversions, and theory of sigmatropic reactions. Subsequent chapters deal with group transfers and eliminations; secondary conformational effects in concerted cycloaddition reactions; and generalized selection rules for pericyclic reactions.

Orbital Symmetry and Reaction Mechanism

Author : E.Amitai Halevi
Publisher : Springer Science & Business Media
Page : 312 pages
File Size : 40,9 Mb
Release : 2012-12-06
Category : Science
ISBN : 9783642835681

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Orbital Symmetry and Reaction Mechanism by E.Amitai Halevi Pdf

Criteria of orbital symmetry conservation had a profound influence on mechanistic thinking in organic chemistry and are still commonly applied today. The author presents a coherent set of operational rules for the analysis of scope and reliability. It is written from the viewpoint of Orbital Correspondence Analysis in Maximum Symmetry (OCAMS). Its advantage lies in its provision of a coherent overview of the relation between symmetry and mechanism. For reasons of consistency, the book remains within the framework of molecular orbital theory.

Modern Physical Organic Chemistry

Author : Eric V. Anslyn,Dennis A. Dougherty
Publisher : University Science Books
Page : 1148 pages
File Size : 41,5 Mb
Release : 2006
Category : Science
ISBN : 1891389319

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Modern Physical Organic Chemistry by Eric V. Anslyn,Dennis A. Dougherty Pdf

In additionto covering thoroughly the core areas of physical organic chemistry -structure and mechanism - this book will escortthe practitioner of organic chemistry into a field that has been thoroughlyupdated.

The Vocabulary and Concepts of Organic Chemistry

Author : Milton Orchin,Roger S. Macomber,Allan R. Pinhas,R. Marshall Wilson
Publisher : John Wiley & Sons
Page : 904 pages
File Size : 40,7 Mb
Release : 2005-07-08
Category : Science
ISBN : 9780471713739

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The Vocabulary and Concepts of Organic Chemistry by Milton Orchin,Roger S. Macomber,Allan R. Pinhas,R. Marshall Wilson Pdf

This book is a basic reference providing concise, accurate definitions of the key terms and concepts of organic chemistry. Not simply a listing of organic compounds, structures, and nomenclatures, the book is organized into topical chapters in which related terms and concepts appear in close proximity to one another, giving context to the information and helping to make fine distinctions more understandable. Areas covered include: bonding, symmetry, stereochemistry, types of organic compounds, reactions, mechansims, spectroscopy, and photochemistry.

Symmetry and Perturbation Theory in Nonlinear Dynamics

Author : Giampaolo Cicogna,Guiseppe Gaeta
Publisher : Springer Science & Business Media
Page : 212 pages
File Size : 54,9 Mb
Release : 2003-07-01
Category : Science
ISBN : 9783540488743

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Symmetry and Perturbation Theory in Nonlinear Dynamics by Giampaolo Cicogna,Guiseppe Gaeta Pdf

has been in the of a Symmetry major ingredient development quantum perturba tion and it is a basic of the of theory, ingredient theory integrable (Hamiltonian and of the the use in context of non Hamiltonian) systems; yet, symmetry gen eral is rather recent. From the of view of nonlinear perturbation theory point the use of has become dynamics, widespread only through equivariant symmetry bifurcation in this attention has been confined to linear even theory; case, mostly symmetries. in recent the and of methods for dif Also, theory practice symmetry years ferential has become and has been to a equations increasingly popular applied of the of the book Olver This by variety problems (following appearance [2621). with is and deals of nature theory deeply geometrical symmetries general (pro vided that described i.e. in this context there is are vector no they by fields), to limit attention to linear reason symmetries. In this look the basic tools of i.e. normal book we at perturbation theory, introduced Poincar6 about and their inter a forms (first by century ago) study action with with no limitation to linear ones. We focus on the most symmetries, basic fixed the and i.e. a setting, systems having point (at origin) perturbative around thus is local.

Inorganic Chemistry

Author : Gary Wulfsberg
Publisher : University Science Books
Page : 1012 pages
File Size : 50,9 Mb
Release : 2000-03-16
Category : Science
ISBN : 1891389017

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Inorganic Chemistry by Gary Wulfsberg Pdf

This is a textbook for advanced undergraduate inorganic chemistry courses, covering elementary inorganic reaction chemistry through to more advanced inorganic theories and topics. The approach integrates bioinorganic, environmental, geological and medicinal material into each chapter, and there is a refreshing empirical approach to problems in which the text emphasizes observations before moving onto theoretical models. There are worked examples and solutions in each chapter combined with chapter-ending study objectives, 40-70 exercises per chapter and experiments for discovery-based learning.

Introduction to Quantum Mechanics

Author : S. M. Blinder
Publisher : Academic Press
Page : 353 pages
File Size : 50,9 Mb
Release : 2004-06-07
Category : Science
ISBN : 9780121060510

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Introduction to Quantum Mechanics by S. M. Blinder Pdf

Introduction to Quantum Mechanics provides a lucid, up-to-date introduction to the principles of quantum mechanics at the level of undergraduates and first-year graduate students in chemistry, materials science, biology and related fields. It shows how the fundamental concepts of quantum theory arose from classic experiments in physics and chemistry, and presents the quantum-mechanical foundations of modern techniques including molecular spectroscopy, lasers and NMR. Blinder also discusses recent conceptual developments in quantum theory, including Schrödinger's Cat, the Einstein-Podolsky-Rosen experiment, Bell's theorem and quantum computing. Clearly presents the basics of quantum mechanics and modern developments in the field Explains applications to molecular spectroscopy, lasers, NMR, and MRI Introduces new concepts such as Schrödinger's Cat, Bell's Theorem, and quantum computing Includes full-color illustrations, proven pedagogical features, and links to online materials

An Introduction to Theoretical Chemistry

Author : Jack Simons
Publisher : Cambridge University Press
Page : 484 pages
File Size : 43,5 Mb
Release : 2003-03-20
Category : Science
ISBN : 0521530474

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An Introduction to Theoretical Chemistry by Jack Simons Pdf

Textbook on modern theoretical chemistry suitable for advanced undergraduate or graduate students.

Symmetry

Author : István Hargittai
Publisher : Elsevier
Page : 1068 pages
File Size : 51,9 Mb
Release : 2014-05-23
Category : Science
ISBN : 9781483149523

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Symmetry by István Hargittai Pdf

International Series in Modern Applied Mathematics and Computer Science, Volume 10: Symmetry: Unifying Human Understanding provides a tremendous scope of “symmetry , covering subjects from fractals through court dances to crystallography and literature. This book discusses the limits of perfection, symmetry as an aesthetic factor, extension of the Neumann-Minnigerode-Curie principle, and symmetry of point imperfections in solids. The symmetry rules for chemical reactions, matching and symmetry of graphs, mosaic patterns of H. J. Woods, and bilateral symmetry in insects are also elaborated. This text likewise covers the crystallographic patterns, Milton's mathematical symbol of theodicy, symmetries of soap films, and gapon formalism. This volume is a good source for researchers and specialists concerned with symmetry.

Fundamentals of Molecular Symmetry

Author : P.R. Bunker,P. Jensen
Publisher : CRC Press
Page : 358 pages
File Size : 53,5 Mb
Release : 2018-10-03
Category : Science
ISBN : 9780429837005

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Fundamentals of Molecular Symmetry by P.R. Bunker,P. Jensen Pdf

Winner of a 2005 CHOICE Outstanding Academic Book Award Molecular symmetry is an easily applied tool for understanding and predicting many of the properties of molecules. Traditionally, students are taught this subject using point groups derived from the equilibrium geometry of the molecule. Fundamentals of Molecular Symmetry shows how to set up symmetry groups for molecules using the more general idea of energy invariance. It is no more difficult than using molecular geometry and one obtains molecular symmetry groups. The book provides an introductory description of molecular spectroscopy and quantum mechanics as the foundation for understanding how molecular symmetry is defined and used. The approach taken gives a balanced account of using both point groups and molecular symmetry groups. Usually the point group is only useful for isolated, nonrotating molecules, executing small amplitude vibrations, with no tunneling, in isolated electronic states. However, for the chemical physicist or physical chemist who wishes to go beyond these limitations, the molecular symmetry group is almost always required.

Principles of Molecular Photochemistry: An Introduction

Author : Nicholas J. Turro,V. Ramamurthy,Juan C. Scaiano
Publisher : University Science Books
Page : 522 pages
File Size : 52,5 Mb
Release : 2009-01-16
Category : Science
ISBN : 1891389572

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Principles of Molecular Photochemistry: An Introduction by Nicholas J. Turro,V. Ramamurthy,Juan C. Scaiano Pdf

This text develops photochemical and photophysical concepts from a set of familiar principles. Principles of Molecular Photochemistry provides in-depth coverage of electronic spin, the concepts of electronic energy transfer and electron transfer, and the progress made in theoretical and experimental electron transfer.

Symmetry And Perturbation Theory: Spt 98

Author : Antonio Degasperis,Giuseppe Gaeta
Publisher : World Scientific
Page : 338 pages
File Size : 44,7 Mb
Release : 1999-12-30
Category : Electronic
ISBN : 9789814543163

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Symmetry And Perturbation Theory: Spt 98 by Antonio Degasperis,Giuseppe Gaeta Pdf

The second workshop on “Symmetry and Perturbation Theory” served as a forum for discussing the relations between symmetry and perturbation theory, and this put in contact rather different communities. The extension of the rigorous results of perturbation theory established for ODE's to the case of nonlinear evolution PDE's was also discussed: here a number of results are known, particularly in connection with (perturbation of) integrable systems, but there is no general frame as solidly established as in the finite-dimensional case. In aiming at such an infinite-dimensional extension, for which standard analytical tools essential in the ODE case are not available, it is natural to look primarily at geometrical and topological methods, and first of all at those based on exploiting the symmetry properties of the systems under study (both the unperturbed and the perturbed ones); moreover, symmetry considerations are in several ways basic to our understanding of integrability, i.e. finally of the unperturbed systems on whose understanding the whole of perturbation theory has unavoidably to rely.This volume contains tutorial, regular and contributed papers. The tutorial papers give students and newcomers to the field a rapid introduction to some active themes of research and recent results in symmetry and perturbation theory.

Symmetry and Structure

Author : Sidney F. A. Kettle
Publisher : John Wiley & Sons
Page : 436 pages
File Size : 53,7 Mb
Release : 2008-03-11
Category : Science
ISBN : 0470516186

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Symmetry and Structure by Sidney F. A. Kettle Pdf

Building on the foundation of the Second Edition, Symmetry and Structure: Readable Group Theory for Chemists, Third Edition turns the complex and potentially difficult subject of group theory into an accessible and readable account of this core area of chemistry. By using a diagrammatical approach and demonstrating the physical principles involved in understanding group theory, the text provides a non-mathematical, yet thorough, treatment of this broad topic. This new edition has been fully revised and updated to include a much more three-dimensional and accurate visualization of many of the key topics. The chapter on octahedral molecules is extended to cover the important topic of the ligand field theory of octahedral transition metal complexes. Problems and summaries are included at the end of each chapter, the book provides detailed answers to frequently asked questions, and numerous diagrams and tables are featured for ease of reading and to enhance student understanding. Symmetry and Structure: Readable Group Theory for Chemists, Third Edition is an essential textbook for all students, researchers and lecturers in chemistry, biochemistry, chemical engineering, physics and material science.