Electron Movement

Electron Movement

Author: Daniel P. Weeks

Publisher: W B Saunders Company

ISBN: UOM:39015016001847

Category: Science

Page: 168

View: 768

Categories: Science

Electron Flow in Organic Chemistry

Electron Flow in Organic Chemistry

A Decision-Based Guide to Organic Mechanisms Paul H. Scudder. Answer: The first three on the left are aromatic. The far left compound has six electrons in the loop because the nitrogen lone pair is perpendicular to the loop, ...

Author: Paul H. Scudder

Publisher: John Wiley & Sons

ISBN: 9780470638040

Category: Science

Page: 448

View: 573

Sets forth the analytical tools needed to solve key problems in organic chemistry With its acclaimed decision-based approach, Electron Flow in Organic Chemistry enables readers to develop the essential critical thinking skills needed to analyze and solve problems in organic chemistry, from the simple to complex. The author breaks down common mechanistic organic processes into their basic units to explain the core electron flow pathways that underlie these processes. Moreover, the text stresses the use of analytical tools such as flow charts, correlation matrices, and energy surfaces to enable readers new to organic chemistry to grasp the fundamentals at a much deeper level. This Second Edition of Electron Flow in Organic Chemistry has been thoroughly revised, reorganized, and streamlined in response to feedback from both students and instructors. Readers will find more flowcharts, correlation matrices, and algorithms that illustrate key decision-making processes step by step. There are new examples from the field of biochemistry, making the text more relevant to a broader range of readers in chemistry, biology, and medicine. This edition also offers three new chapters: Proton transfer and the principles of stability Important reaction archetypes Qualitative molecular orbital theory and pericyclic reactions The text's appendix features a variety of helpful tools, including a general bibliography, quick-reference charts and tables, pathway summaries, and a major decisions guide. With its emphasis on logical processes rather than memorization to solve mechanistic problems, this text gives readers a solid foundation to approach and solve any problem in organic chemistry.
Categories: Science

Introductory Organic Chemistry and Hydrocarbons

Introductory Organic Chemistry and Hydrocarbons

Aromatic compounds, conjugated polyenes, alkadienes, and carboxylate are examples of organic compounds with delocalized bonding electrons (or delocalized bonds). Carbocations with multicenter bonds (carbonium ions) also have delocalized ...

Author: Caio Lima Firme

Publisher: CRC Press

ISBN: 9781351205788

Category: Science

Page: 438

View: 186

A novel proposal for teaching organic chemistry based on a broader and simplified use of quantum chemistry theories and notions of some statistical thermodynamic concepts aiming to enrich the learning process of the organic molecular properties and organic reactions. A detailed physical chemistry approach to teach organic chemistry for undergraduate students is the main aim of this book. A secondary objective is to familiarize undergraduate students with computational chemistry since most of illustrations of optimized geometries (plus some topological graphs) and information is from quantum chemistry outputs which will also enable students to obtain a deeper understanding of organic chemistry.
Categories: Science

Organic Chemistry

Organic Chemistry

of the atoms and electrons (both bonding and nonbonding electrons) in molecules can also be represented using Lewis ... Thus, for carbon, the number of valence electrons is four (4) because there are a total of four (4) electrons in the ...

Author: Allan D. Headley

Publisher: John Wiley & Sons

ISBN: 9781119504580

Category: Science

Page: 626

View: 913

Provides an in-depth study of organic compounds that bridges the gap between general and organic chemistry Organic Chemistry: Concepts and Applications presents a comprehensive review of organic compounds that is appropriate for a two-semester sophomore organic chemistry course. The text covers the fundamental concepts needed to understand organic chemistry and clearly shows how to apply the concepts of organic chemistry to problem-solving. In addition, the book highlights the relevance of organic chemistry to the environment, industry, and biological and medical sciences. The author includes multiple-choice questions similar to aptitude exams for professional schools, including the Medical College Admissions Test (MCAT) and Dental Aptitude Test (DAT) to help in the preparation for these important exams. Rather than categorize content information by functional groups, which often stresses memorization, this textbook instead divides the information into reaction types. This approach bridges the gap between general and organic chemistry and helps students develop a better understanding of the material. A manual of possible solutions for chapter problems for instructors and students is available in the supplementary websites. This important book: • Provides an in-depth study of organic compounds with division by reaction types that bridges the gap between general and organic chemistry • Covers the concepts needed to understand organic chemistry and teaches how to apply them for problem-solving • Puts a focus on the relevance of organic chemistry to the environment, industry, and biological and medical sciences • Includes multiple choice questions similar to aptitude exams for professional schools Written for students of organic chemistry, Organic Chemistry: Concepts and Applications is the comprehensive text that presents the material in clear terms and shows how to apply the concepts to problem solving.
Categories: Science

Pushing Electrons

Pushing Electrons

Intended as a supplement for the one- or two-term Organic Chemistry course, this text teaches a skill essential to learning organic chemistry.

Author: Daniel P. Weeks

Publisher: Brooks/Cole Publishing Company

ISBN: UCSD:31822028809242

Category: Science

Page: 228

View: 851

Intended as a supplement for the one- or two-term Organic Chemistry course, this text teaches a skill essential to learning organic chemistry. By working through the program, students learn to push electrons to generate resonance structures and write organic mechanisms.
Categories: Science

Principles of Organic Chemistry

Principles of Organic Chemistry

tury, substances were divided into two classes called inorganic and organic compounds. Inorganic compounds were derived from mineral sources, whereas organic compounds were obtained only from plants or animals. Organic compounds were ...

Author: Robert J. Ouellette

Publisher: Academic Press

ISBN: 9780128026342

Category: Science

Page: 496

View: 819

Class-tested and thoughtfully designed for student engagement, Principles of Organic Chemistry provides the tools and foundations needed by students in a short course or one-semester class on the subject. This book does not dilute the material or rely on rote memorization. Rather, it focuses on the underlying principles in order to make accessible the science that underpins so much of our day-to-day lives, as well as present further study and practice in medical and scientific fields. This book provides context and structure for learning the fundamental principles of organic chemistry, enabling the reader to proceed from simple to complex examples in a systematic and logical way. Utilizing clear and consistently colored figures, Principles of Organic Chemistry begins by exploring the step-by-step processes (or mechanisms) by which reactions occur to create molecular structures. It then describes some of the many ways these reactions make new compounds, examined by functional groups and corresponding common reaction mechanisms. Throughout, this book includes biochemical and pharmaceutical examples with varying degrees of difficulty, with worked answers and without, as well as advanced topics in later chapters for optional coverage. Incorporates valuable and engaging applications of the content to biological and industrial uses Includes a wealth of useful figures and problems to support reader comprehension and study Provides a high quality chapter on stereochemistry as well as advanced topics such as synthetic polymers and spectroscopy for class customization
Categories: Science

Electronic Interpretation of Organic Chemistry

Electronic Interpretation of Organic Chemistry

The relative reactivity of a series of compounds can often be rapidly and accurately assessed by simple resonance considerations . Second , the drawing of resonance contributors provides valuable practice in the “ pushing ” of electrons ...

Author: Fredric M. Menger

Publisher: Springer Science & Business Media

ISBN: 9780306403910

Category: Science

Page: 228

View: 532

Categories: Science

Organic Chemistry

Organic Chemistry

In other words, organic chemistry is a reasonable and logical extension of the acid–base chemistry begun in ... In some cases, a molecule, a compound, or an ion can donate two electrons to a carbon atom, forming a new bond to that ...

Author: Michael B. Smith

Publisher: CRC Press

ISBN: 9781420079210

Category: Science

Page: 1594

View: 591

Based on the premise that many, if not most, reactions in organic chemistry can be explained by variations of fundamental acid-base concepts, Organic Chemistry: An Acid–Base Approach provides a framework for understanding the subject that goes beyond mere memorization. The individual steps in many important mechanisms rely on acid–base reactions, and the ability to see these relationships makes understanding organic chemistry easier. Using several techniques to develop a relational understanding, this textbook helps students fully grasp the essential concepts at the root of organic chemistry. Providing a practical learning experience with numerous opportunities for self-testing, the book contains: Checklists of what students need to know before they begin to study a topic Checklists of concepts to be fully understood before moving to the next subject area Homework problems directly tied to each concept at the end of each chapter Embedded problems with answers throughout the material Experimental details and mechanisms for key reactions The reactions and mechanisms contained in the book describe the most fundamental concepts that are used in industry, biological chemistry and biochemistry, molecular biology, and pharmacy. The concepts presented constitute the fundamental basis of life processes, making them critical to the study of medicine. Reflecting this emphasis, most chapters end with a brief section that describes biological applications for each concept. This text provides students with the skills to proceed to the next level of study, offering a fundamental understanding of acids and bases applied to organic transformations and organic molecules.
Categories: Science

Introduction to Organic Chemistry

Introduction to Organic Chemistry

This text is an unbound, three hole punched version. Access to WileyPLUS sold separately.

Author: William H. Brown

Publisher: John Wiley & Sons

ISBN: 9781119106968

Category: Science

Page: 720

View: 155

Introduction to Organic Chemistry, 6th Edition provides an introduction to organic chemistry for students who require the fundamentals of organic chemistry as a requirement for their major. It is most suited for a one semester organic chemistry course. In an attempt to highlight the relevance of the material to students, the authors place a strong emphasis on showing the interrelationship between organic chemistry and other areas of science, particularly the biological and health sciences. The text illustrates the use of organic chemistry as a tool in these sciences; it also stresses the organic compounds, both natural and synthetic, that surround us in everyday life: in pharmaceuticals, plastics, fibers, agrochemicals, surface coatings, toiletry preparations and cosmetics, food additives, adhesives, and elastomers. This text is an unbound, three hole punched version. Access to WileyPLUS sold separately.
Categories: Science