HPbO2-

Formula : HPbO2-

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
240.207 16.098 (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. -343259 (Ref.: 06bla/pia) Blanc P., Piantone P., Lassin A. et Burnol A., 2006. Thermochimie : Selection de constantes thermodynamiques pour les elements majeurs, le plomb et le cadmium. Rapport final. Rapport BRGM 54902-FR -440253 (Ref.: Internal calculation) 75.312 (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. -287.32 (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
18.5782 12.8026 19.0297 -12.1562 -93.5542 -72.3560 5.6760
Reaction properties

Pb+2 + 2H2O ⇌ HPbO2- + 3H+

298.15 K, 1 bar log10K: -27.20 ΔH°r:130486 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -29.38 -27.20 -24.91 -23.04 -21.43 -20.38 -19.72 -19.39
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-367.560193 -0.064891 16117.042695 131.439721 -1741452.744615