| 单词 |
solvation |
| 释义 |
solvation Chem.|sɒlˈveɪʃən|
[f. solve v. + -ation.]
The process of becoming, or state of being, solvated. Freq. attrib.
1909Amer. Chem. Jrnl. XLI. 41 The theory of solvation in solution. 1917M. H. Fischer tr. Ostwald's Introd. Theoret. & Appl. Colloid Chem. 51 These colloids are characterized by their great hydration or solvation. Their particles have taken up a large amount of the dispersion media. 1936R. W. Gurney Ions in Solution i. 4 If a free gaseous ion enters a solvent..energy is liberated. This is known as the Solvation Energy, and has a characteristic value for each ion in each solvent. 1948Nature 31 Jan. 170/1 When the concentration of organic solvent is increased beyond 50 mol. per cent, organic solvent molecules begin to predominate in the medium and eventually replace the aqueous solvation shell. 1967Margerison & East Introd. Polymer Chem. v. 239 The questions associated with solvation, its extent, the type of chemical bonding, the number of solvent molecules involved,..are largely unanswerable. 1976Nature 3 June 435/1 Relaxation rates for 17O in monosaccharides have been used to study solvation, the revised estimate of the solvation number being 5 {pm} 1 water molecules for d-glucose and 2·5 {pm} 1 for d-ribose at 5 °C. |
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