REACTION MECHANISM : STRUCTURE AND REACTIVITY

Lesson Structure

PART 1: STRUCTURE AND REACTIVITY

1.1     Objectives

1.2     Introduction

1.3     Types of reactions

1.4     Kinetics of reactions

1.5     Thermodynamics of the reactions

1.6     Hammon’d postulates

1.7     Curtin –Hammond principle

1.8     Reaction co-ordinate

1.9     Potential energy diagram

1.10   Transition states and intermediates

1.11   Methods of determining mechanisms

1.12   Isotope effect

1.13   Summary

1.14   Terminal questions

1.15   Answers (MCQs)

1.16   References

PART 2: REACTION MECHANISM

2.1     Objectives

2.2     Introduction

2.3     Generation, structure, stability and reactivity of Reaction Intermediates

2.3.1  carbocations

2.3.2  carbanions

2.3.3  Carbon free radicals

2.3.4  carbenes

2.3.5  nitrenes

2.3.6  Benzyne

2.4     Quantitative relationship between molecular structure and Chemical reactivity: 

2.4.1  Hammett equation

2.4.2  Taft equation

2.5     Summary

2.6     Terminal Questions

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