NiOH+

Formula : NiOH+

Dernière mise à jour le 25.01.2021

THERMODYNAMICS

Individual properties (298.15 K)
M
g·mol-1
 V°
cm3·mol-1
 ΔGºf
J·mol-1
 ΔHºf
J·mol-1
 Sº
J·mol-1·k-1
 CP
J·mol-1·K-1
75.701 -20.162 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950. -228285 (Ref.: 98ply/zha) Plyasunova N. V., Zhang Y., and Muhammed M. (1998) Critical evaluation of thermodynamics of complex formation of metal ions in aqueous solutions. V. hydrolysis and hydroxo-complexes of Co2+ at 298.15 K. Hydrometallurgy 48(2), 153-169. -309753 (Ref.: Internal calculation) -140.800 (Ref.: 12coo/oli) Cook, W.G., Olive, R.P., 2012. Pourbaix diagrams for the nickel-water system extended to high-subcritical and low-supercritical conditions. Corrosion Science 58, 284-290. 133.08 (Ref.: 97asho/sas) Shock, E.L., Sassani, D.C., Willis, M., and Sverjensky, D.A., 1997, Inorganic species in geologic fluids: Correlations among standard molal thermodynamic properties of aqueous ions and hydroxide complexes: Geochim. Cosmo. Acta, v. 61, no. 5, pp. 907-950.
HKF coefficients
a1·10
J·mol-1·bar-1
 a2·10-2
J·mol-1
 a3
J·K·mol-1·bar-1
 a4·10-4
J·K·mol-1
 c1
J·mol-1·K-1
 c2·10-4
J·K·mol-1
 ω·10-5
J·mol-1
-2.9602 -39.7693 39.6476 -9.9830 133.5080 13.7239 3.4401
Reaction properties

Ni+2 + H2O ⇌ NiOH+ + H+

298.15 K, 1 bar log10K: -9.50 ΔH°r:35577 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -10.05 -9.50 -8.82 -8.15 -7.45 -6.85 -6.31 -5.81
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
236.969436 0.036212 -16157.506130 -86.365980 945148.023566