A method is described for determining the heats of formation of highly stable metal silicides and data are given for the following compounds:-Ti& TiSi, TiSiz, Zr&, ZrSi, ZrSiz, ThSiz, V&i, Ta&, TaSi,, MoSiz, and WSi2. The highest heats of formation are those of compounds containing Group IVa metals
Bond indices and heats of formation of some nitriles
โ Scribed by J.B. Moffat; K.F. Tang
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- English
- Weight
- 442 KB
- Volume
- 15
- Category
- Article
- ISSN
- 0022-2860
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract For Abstract see ChemInform Abstract in Full Text.
## Abstract Deficiencies in energetics obtained using the common semiempirical methods, AM1, PM3, and MNDO, may partly be traced to the use of pseudoatomic equivalents for conversion of molecular energies to heats of formation at 298 K. We present an alternative scheme based on the use of bond and
## Abstract A quantum Monte Carlo (QMC) benchmark study of heats of formation at 298 K and bond dissociation energies (BDEs) of 22 small hydrocarbons is reported. Diffusion Monte Carlo (DMC) results, obtained using a simple product trial wavefunctions consisting of a single determinant and correlat
## Abstract An __ab initio__ study of 3โchloroโ, 3โhydroxyโ, 3โmercaptoโ, and 3โaminoโpropanenitrile and 4โchloroโbuโ tanenitrile was carried out at several levels of theory. The calculated stabilities and geometrical trends are interpreted in terms of the effects of intramolecular hydrogen bonds a