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Quadrupole Moments of Water and Non-Aqueous Solvents

  • Ranjana Bhattacharyya und Sujit Chandra Lahiri
Veröffentlicht/Copyright: 25. September 2009
Zeitschrift für Physikalische Chemie
Aus der Zeitschrift Band 220 Heft 3

Summary

Quadrupole moment (Q) measurements of solvents are not possible due to their extremely fast molecular vibrations and tumbling motions which reduce the field gradient experienced by the nucleus to zero. Theoretical calculation of Q of solvents are also difficult. The method suggested by Buckingham for the calculation of QH2O is defective and based on erroneous data. However, Q of solvents can be calculated by suitable modification of Buckingham’s method. A notable observation is that though ΔH0soln(MX) of an electrolyte differs from solvent to solvent but [ΔH0solv(MX) − ΔH0f,soln(MX)] is always a constant irrespective of solvents and is equal to the experimental quantities [ΔH0lattice(MX) − ΔH0f(MX)solid] for any electrolyte MX.

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Published Online: 2009-09-25
Published in Print: 2006-03-01

© by Oldenbourg Wissenschaftsverlag, München

Heruntergeladen am 25.10.2025 von https://www.degruyterbrill.com/document/doi/10.1524/zpch.2006.220.3.305/html
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