Free Gibbs Enthalpies and pe Values for Potassium
| Solvent S | ΔsolvG°(K+, S) / kJ mol−1 | pMabs
| pK'e = pe°abs (K+/K, S) | E°abs (K+/K, S) / V | E°S / V |
|---|---|---|---|---|---|
| H2O | −352.00 | 61.67 | 22.59 | 1.34 | −2.94 |
| MeCN | −343.90 | 60.25 | 24.01 | 1.42 | −3.34 |
| DMSO | −365.00 | 63.94 | 20.32 | 1.20 | −2.87 |
| NH3 | −364.00 | 63.77 | 20.49 | 1.21 | −2.06 |
| DCE | −326.00 | 57.11 | 27.15 | 1.61 | −5.20 |
| MeOH | −342.40 | 59.99 | 24.28 | 1.44 | −2.95 |
| EtOH | −335.60 | 58.79 | 25.47 | 1.51 | −2.88 |
| 1-PrOH | −335.00 | 58.69 | 25.57 | 1.51 | −2.86 |
| 1-BuOH | −332.00 | 58.16 | 26.10 | 1.54 | −2.76 |
| EG | −354.00 | 62.02 | 22.24 | 1.32 | −3.01 |
| DMF | −362.00 | 63.42 | 20.84 | 1.23 | −2.89 |
| PC | −346.70 | 60.62 | 23.52 | 1.39 | −3.40 |
| NMPy | −363.00 | 63.59 | 20.67 | 1.22 | −2.79 |
| MeNO2 | −336.60 | 58.97 | 25.29 | 1.50 | −3.76 |
| PhNO2 | −331.00 | 57.99 | 26.27 | 1.55 | −3.06 |
| Py | −346.00 | 60.62 | 23.65 | 1.40 | −2.59 |
| HMPT | −368.00 | 64.47 | 19.79 | 1.17 | −3.52 |
| If not otherwise stated values for ΔtrG°(H+, H2O → S) according to Marcus et al. [1] |
[1] Y. Marcus, M. J. Kamlet, R. W. Taft, J. Phys. Chem. 1988, 92, 3613-3622.