Effects of Xenon Insertion into Hydrogen Bromide. Comparison of the Electronic Structure of the HBr···CO2 and HXeBr···CO2 Complexes Using Quantum Chemical Topology Methods: Electron Localization Function, Atoms in Molecules and Symmetry Adapted Perturbation Theory

2014 ◽  
Vol 118 (22) ◽  
pp. 3980-3989 ◽  
Author(s):  
Emilia Makarewicz ◽  
Agnieszka J. Gordon ◽  
Krzysztof Mierzwicki ◽  
Zdzislaw Latajka ◽  
Slawomir Berski

2018 ◽  
Vol 9 (4) ◽  
pp. 844-850 ◽  
Author(s):  
Angela Parise ◽  
Aurelio Alvarez-Ibarra ◽  
Xiaojing Wu ◽  
Xiaodong Zhao ◽  
Julien Pilmé ◽  
...  


2016 ◽  
Vol 18 (38) ◽  
pp. 26383-26390 ◽  
Author(s):  
José Manuel Guevara-Vela ◽  
Eduardo Romero-Montalvo ◽  
Aurora Costales ◽  
Ángel Martín Pendás ◽  
Tomás Rocha-Rinza

We give a new interpretation of Resonance Assisted Hydrogen Bonds (RAHBs) in which RAHB formation leads to an overall electron localization excluding covalency as the main source of stabilization. The most relevant contributions to the RAHB energetics are electrostatics, polarization and charge transfer.





2020 ◽  
Vol 44 (7-8) ◽  
pp. 482-486
Author(s):  
Sarvin Hossien Saraf ◽  
Reza Ghiasi

In this study, the MPW1PW91 method is applied to analyze the quantum theory of atoms in molecules, the electron localization function, and the localized-orbital locator in trans-(NHC)PtI2( para-NC5H4X) (X = H, F, COOH, CN, NO2, Me, OH, NH2) complexes. The substituent effect is assessed in the presence of electron-withdrawing groups and electron-donating groups and their influence on the Pt–C and Pt–N bonds of the molecules is analyzed using quantum theory of atoms in molecules, electron localization function, and localized-orbital locator methods. In addition, the eta index (η) is used to evaluate the Pt–C and Pt–N bonds in the studied complexes. The correlations between electron localization function, localized-orbital locator, and the η index values of Pt–C and Pt–N bonds with Hammett constants (σp) and dual parameters (σI and σR) are given.



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