Chemical bonding in oxohalides of hypercoordinate nitrogen and phosphorus

T P Cunningham, D L Cooper, J Gerratt, P B Karadakov, M Raimondi

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Abstract

Spin-coupled calculations are carried out for the nitryl halides FNO2 and CINO2. The picture that emerges suggests that the nitrogen atoms use all five valence electrons in covalent bonding. The description of the NO2 group appears to be essentially transferable between the two molecules. No evidence is found for active d-orbital participation in the bonding in either of these molecules or in FPO2. We assess the geometries, charge distributions, and dipole moments of various X(3)NO and X(3)PO species (X = H,CH3, or F). We propose a simple rationalization of the dipole moment data without invoking supposed d(pi)-p(pi) bonding. (C) 1996 John Wiley & Sons, Inc.

Original languageEnglish
Pages (from-to)393-400
Number of pages8
JournalINTERNATIONAL JOURNAL OF QUANTUM CHEMISTRY
Volume60
Issue number1
Publication statusPublished - 5 Oct 1996

Keywords

  • D-ORBITAL PARTICIPATION
  • ELECTRON-DIFFRACTION
  • MOLECULAR-STRUCTURE
  • WAVE-FUNCTIONS
  • ELEMENTS
  • ABINITIO
  • SPECTRUM

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