ZnCl4-2

Formula : ZnCl4-2

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
207.200 89.042 (Ref.: 14aki/tag) Akinfiev, N., Tagirov, B., 2014. Zn in hydrothermal systems: thermodynamic description of hydroxide, chloride, and hydrosulfide complexes. Geochemistry International 52, 197-214. -669910 (Ref.: Internal calculation) -793571 (Ref.: 14aki/tag) Akinfiev, N., Tagirov, B., 2014. Zn in hydrothermal systems: thermodynamic description of hydroxide, chloride, and hydrosulfide complexes. Geochemistry International 52, 197-214. 203.798 (Ref.: 14aki/tag) Akinfiev, N., Tagirov, B., 2014. Zn in hydrothermal systems: thermodynamic description of hydroxide, chloride, and hydrosulfide complexes. Geochemistry International 52, 197-214. 217.57 (Ref.: 14aki/tag) Akinfiev, N., Tagirov, B., 2014. Zn in hydrothermal systems: thermodynamic description of hydroxide, chloride, and hydrosulfide complexes. Geochemistry International 52, 197-214.
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
62.0069 118.8420 -22.6534 -16.5402 331.4930 -13.6921 10.4583
Reaction properties

4Cl- + Zn+2 ⇌ ZnCl4-2

298.15 K, 1 bar log10K: -0.38 ΔH°r:28134 J·mol-1 (Ref.: 14aki/tag) Akinfiev, N., Tagirov, B., 2014. Zn in hydrothermal systems: thermodynamic description of hydroxide, chloride, and hydrosulfide complexes. Geochemistry International 52, 197-214.
T(°C) 0 25 60 100 150 200 250 300
log10K -0.68 -0.38 0.34 1.41 2.96 4.70 6.65 8.94
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1639.476562 0.278462 -93291.680477 -596.462674 5860407.290510