Arrow Pushing in Inorganic Chemistry : a Logical Approach to by Abhik Ghosh

By Abhik Ghosh

Involved because it is with ninety five% of the periodic desk, inorganic chemistry is likely one of the foundational topics of medical learn. Inorganic catalysts are utilized in the most important commercial tactics and the sphere, to an important quantity, additionally kinds the foundation of nanotechnology. regrettably, the topic isn't really a favored one for undergraduates. This e-book goals to take a step to alter this scenario via proposing a mechanistic, logical advent to the subject.

Organic educating locations heavy emphasis on response mechanisms - "arrow-pushing" - and the authors of this e-book have came upon mechanistic strategy works simply in addition for effortless inorganic chemistry. rather than hearing formal  lectures or studying the fabric through center, via educating scholars to acknowledge universal inorganic species as electrophiles and nucleophiles, coupled with organic-style arrow-pushing, this ebook serves as a gradual and stimulating creation to inorganic chemistry, delivering scholars with the data and chance to unravel inorganic response mechanisms.
• The first booklet to use the arrow-pushing solution to inorganic chemistry teaching
• With the response mechanisms procedure ("arrow-pushing"), scholars will not need to depend upon memorization as a tool for studying this topic, yet will as an alternative have a logical beginning for this sector of study
• Teaches scholars to acknowledge universal inorganic species as electrophiles and nucleophiles, coupled with organic-style arrow-pushing
• Provides a level of integration with what scholars research in natural chemistry, facilitating studying of this subject
• Serves as a useful better half to any introductory inorganic chemistry textbook

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Additional info for Arrow Pushing in Inorganic Chemistry : a Logical Approach to the Chemistry of the Main Group Elements

Example text

The driving force to regain aromaticity, however, is typically too strong for subsequent addition of a 24 A COLLECTION OF BASIC CONCEPTS nucleophile. Instead, a proton is eliminated, resulting in a substituted aromatic as the final product. 31) Qualitatively similar mechanisms may be written for a host of other electrophilic substitutions such as sulfonation, halogenation, Friedel–Crafts alkylation and acylation, and thallation. 14 NUCLEOPHILIC ADDITION TO CARBON–HETEROATOM MULTIPLE BONDS In this section, we will focus primarily on nucleophilic additions to carbonyl groups.

Importantly, we must add that rewriting multiply bonded structural formulas in ionic form does not necessarily make them nonhypervalent. A good example is periodic acid, H5 IO6 , where both the traditional and newer ionic formulas are hypervalent: OH + OH I OH OH OH HO HO − O OH I O OH OH “Ionic” “Traditional” Let’s now consider whether the representation chosen—the traditional one with multiple bonds versus the newer one—affects the valence of the central atom. Let us do so with a couple of examples involving higher-valent sulfur, say, SOCl2 and SO2 Cl2 .

As mentioned, for the purpose of arrow pushing, this should not make a difference, at least not in the vast majority of cases. Both are equivalent methods for electron bookkeeping. A valid criticism of the new style is that it results in unusually high FCs on certain atoms.

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