AuCl2-

Formula : AuCl2-

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
267.871 68.782 (Ref.: 01aki/zot) Akinfiev N. N. and Zotov A. V., 2001. Thermodynamic Description of Chloride, Hydrosulfide, and Hydroxo Complexes of Ag(I), Cu(I), and Au(I) at Temperatures of 25-500oC and Pressures of 1-2000 bar. Geochem. Intern., v. 39, No 10, p. 990-1006. Abstract -153950 (Ref.: 01aki/zot) Akinfiev N. N. and Zotov A. V., 2001. Thermodynamic Description of Chloride, Hydrosulfide, and Hydroxo Complexes of Ag(I), Cu(I), and Au(I) at Temperatures of 25-500oC and Pressures of 1-2000 bar. Geochem. Intern., v. 39, No 10, p. 990-1006. Abstract -195271 (Ref.: Internal calculation) 197.322 (Ref.: 01aki/zot) Akinfiev N. N. and Zotov A. V., 2001. Thermodynamic Description of Chloride, Hydrosulfide, and Hydroxo Complexes of Ag(I), Cu(I), and Au(I) at Temperatures of 25-500oC and Pressures of 1-2000 bar. Geochem. Intern., v. 39, No 10, p. 990-1006. Abstract -107.24 (Ref.: 01aki/zot) Akinfiev N. N. and Zotov A. V., 2001. Thermodynamic Description of Chloride, Hydrosulfide, and Hydroxo Complexes of Ag(I), Cu(I), and Au(I) at Temperatures of 25-500oC and Pressures of 1-2000 bar. Geochem. Intern., v. 39, No 10, p. 990-1006. Abstract
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
48.0214 84.6946 -9.2312 -15.1285 113.2510 -93.8890 3.6079
Reaction properties

Au+ + 2Cl- ⇌ AuCl2-

298.15 K, 1 bar log10K: 9.58 ΔH°r:-50195 J·mol-1 (Ref.: 01aki/zot) Akinfiev N. N. and Zotov A. V., 2001. Thermodynamic Description of Chloride, Hydrosulfide, and Hydroxo Complexes of Ag(I), Cu(I), and Au(I) at Temperatures of 25-500oC and Pressures of 1-2000 bar. Geochem. Intern., v. 39, No 10, p. 990-1006. Abstract
T(°C) 0 25 60 100 150 200 250 300
log10K 10.41 9.58 8.70 8.02 7.52 7.33 7.41 7.80
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
485.015484 0.098333 -20375.872761 -181.898116 1216391.861176