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Free Gibbs Enthalpies and pe Values for Potassium

 

Unified Reducity of K+/K
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.

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