Table 3.
Coefficients and Fitting Statistics for Hammett Plots for Each Anion Studied
| Ka (X−) | ρ | Ia | Nb | R2 c | Fd |
|---|---|---|---|---|---|
| Cl− (σp) | 0.59(±0.06) | 0.01(±0.03) | 7 | 0.95 | 100 |
| Br− (σp) | 0.57(±0.07) | 0.07(±0.03) | 7 | 0.93 | 68 |
| I− (σp) | 0.47(±0.07) | 0.15(±0.03) | 7 | 0.90 | 46 |
| NO3− (σp) | 0.50(±0.05) | 0.09(±0.02) | 7 | 0.95 | 98 |
| Cl− (σm) | 0.89(±0.18) | −0.18(±0.06) | 7 | 0.83 | 25 |
| Br− (σm) | 0.87(±0.16) | −0.11(±0.06) | 7 | 0.85 | 28 |
| I− (σm) | 0.78(±0.08) | −0.01(±0.03) | 7 | 0.95 | 102 |
| NO3− (σm) | 0.80(±0.09) | −0.08(±0.03) | 7 | 0.94 | 83 |
a
Intercept obtained from the linear fit.
b
Number of points used for fitting.
c
Coefficient of determination for quality of fit determination.
d
F-value for comparison of models.