CdCO3

Formula : CdCO3

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
172.419 -632459 (Ref.: 91rai/fel) Rai D., Felmy A.R., and Szelmeczka R.W., 1991. Hydrolysis Constants and Ion Interaction Parameters For Cd(II) in Zero to High Concentrations of NaOH KOH, and the Solubility Product of Crystalline Cd(OH)2. Journal of Solution Chemistry, 20, p. 375 390. -746849 (Ref.: Internal calculation) -18.400 (Ref.: 97sve/sho) Sverjensky, D.A., Shock, E.L., and Helgeson, H.C., 1997 Prediction of the thermodynamic properties of aqueous metal complexes to 1000 C and 5 kb: Geochim. Cosmo. Acta, v. 61, No. 7, pp. 1359-1412.
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
Reaction properties

HCO3- + Cd+2 ⇌ CdCO3 + H+

298.15 K, 1 bar log10K: -5.63 ΔH°r:19000 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -5.92 -5.63 -5.27 -4.92 -4.54 -4.15 -3.71 -3.10
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
929.472504 0.144408 -51233.705035 -338.856739 2859055.511108