Table 5.
Hydrolysis constants and electronegativity values of the studied metals [17].
| Metal cation | Cu(II) | Zn(II) | Cd(II) | Pb(II) |
|---|---|---|---|---|
| Hydrolysis constant (logKi) | 8.0 | 8.96 | 10.80 | 7.71 |
| Pauling electronegativity | 1.95 | 1.65 | 1.69 | 2.33 |
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