Predict the wavelength (in nm) of the lowest-energy electronic transition in the following polymethine ion, (CH3)2N+=CH-CH=CH-CH=CH-N(CH3)2. Assume C-N and C-C conjugated bond lengths to be equal to1.4Å. Please explain how you determine electron count, length, and homo/lomo for n values

Predict the wavelength (in nm) of the lowest-energy electronic transition in the following polymethine ion, (CH3)2N+=CH-CH=CH-CH=CH-N(CH3)2. Assume C-N and C-C conjugated bond lengths to be equal to1.4Å. Please explain how you determine electron count, length, and homo/lomo for n values

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter7: Molecular Structures

Section: Chapter Questions

Problem 66QRT

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Question

1) Predict the wavelength (in nm) of the lowest-energy electronic transition in the following polymethine ion, (CH3)2N+=CH-CH=CH-CH=CH-N(CH3)2. Assume C-N and C-C conjugated bond lengths to be equal to1.4Å. Please explain how you determine electron count, length, and homo/lomo for n values

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