Table 2.
Number of water molecules in the first hydration shell around an ion pair (nwater) and number of hydrogen bonds between molecules in the first hydration shell (nH-bonds) for investigated salts.
| Ion pair | nwaters | nH-bonds |
|---|---|---|
| LiCl CIP | 4.59 ± 0.01 | 2.25 ± 0.01 |
| LiCl SIP | 6.82 ± 0.01 | 2.50 ± 0.01 |
| NaCl CIP | 4.82 ± 0.01 | 2.33 ± 0.01 |
| NaCl SIP | 6.87 ± 0.01 | 2.42 ± 0.01 |
| KCl CIP | 5.05 ± 0.01 | 2.37 ± 0.01 |
| KCl SIP | 7.01 ± 0.02 | 2.65 ± 0.01 |
| RbCl CIP | 5.16 ± 0.01 | 2.41 ± 0.01 |
| RbCl SIP | 7.13 ± 0.01 | 2.85 ± 0.01 |
| CsCl CIP | 5.36 ± 0.01 | 2.48 ± 0.02 |
| CsCl SIP | 7.40 ± 0.01 | 3.21 ± 0.01 |
| NaI CIP | 5.39 ± 0.01 | 2.86 ± 0.02 |
| NaI SIP | 7.39 ± 0.01 | 3.10 ± 0.01 |
| KI CIP | 5.51 ± 0.01 | 2.70 ± 0.02 |
| KI SIP | 7.47 ± 0.01 | 3.40 ± 0.02 |
| CsI CIP | 5.68 ± 0.01 | 2.53 ± 0.01 |
| CsI SIP | 7.77 ± 0.01 | 3.95 ± 0.02 |