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V-X bonds

The broken bonds (boldface=dissociated atom) BDEs (boldface = recommended data reference in parentheses) Methods (reference in parentheses)  [Pg.690]


On reaction of ammonia with vanadium(III) halides there is ammonolysis of one V—X bond. The amidohalides VX2(NH2)-nNH3 (X = Cl62,183 or Br,183,184 n = 4-5) have an ammonia content that depends on the temperature. A similar compound V(NCS)2(NH2)-4NH3 has been prepared from V(NCS)3 in THF with NH3.185 These amidohalides are polymeric.6,185... [Pg.474]

Once computed on a 3D grid from a given ab initio wave function, the ELF function can be partitioned into an intuitive chemical scheme [30], Indeed, core regions, denoted C(X), can be determined for any atom, as well as valence regions associated to lone pairs, denoted V(X), and to chemical bonds (V(X,Y)). These ELF regions, the so-called basins (denoted 2), match closely the domains of Gillespie s VSEPR (Valence Shell Electron Pair Repulsion) model. Details about the ELF function and its applications can be found in a recent review paper [31],... [Pg.146]

Figure 41 X-Ray structure of [V(n5-C5Hf2] at 108 K. Average V-C bond length = 2.27 A. V-Cp(,mrmdi = 1.92 A... Figure 41 X-Ray structure of [V(n5-C5Hf2] at 108 K. Average V-C bond length = 2.27 A. V-Cp(,mrmdi = 1.92 A...
Fig. 4 Morse curves of the reactants and products at zero driving force (z is the elongation of the RX distance from equilibrium, P = V(,(2Jt p/ )Rx) with Vq representing the vibration frequency, p the reduced mass of the two atoms of the R—X bond, and the RX bond dissociation energy). Fig. 4 Morse curves of the reactants and products at zero driving force (z is the elongation of the RX distance from equilibrium, P = V(,(2Jt p/ )Rx) with Vq representing the vibration frequency, p the reduced mass of the two atoms of the R—X bond, and the RX bond dissociation energy).
The Number of Skeletal Bonding Electrons (v + x — 2) That Main Group Cluster Units Can Contribute... [Pg.21]


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X-bonds

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