Using your knowledge on structural effects, account for the following observations by giving appropriate explanations. 1) Boron trifluoride (BF3) is a stronger Lewis acid than trimethyl borate [(CH3O)3B]. 2) Piperidine is a much stronger Lewis base than pyridine.

Using your knowledge on structural effects, account for the following observations by giving appropriate explanations. 1) Boron trifluoride (BF3) is a stronger Lewis acid than trimethyl borate [(CH3O)3B]. 2) Piperidine is a much stronger Lewis base than pyridine.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter22: Organic Chemistry

Section: Chapter Questions

Problem 26QAP: When aniline, C6H5NH2(Kb=7.41010) , reacts with a strong acid, its conjugate acid, C6H5NH3+, is...

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

Using your knowledge on structural effects, account for the following observations by giving appropriate explanations.

1) Boron trifluoride (BF₃) is a stronger Lewis acid than trimethyl borate [(CH₃O)₃B].

2) Piperidine is a much stronger Lewis base than pyridine.

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