Zn(HS)4-2

Formula : Zn(HS)4-2

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
197.686 119.642 (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. -180573 (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. -273767 (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. 249.397 (Ref.: Internal calculation) 342.73 (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
68.4883 134.6670 -28.8734 17.1946 310.8600 55.1702 9.7471
Reaction properties

4HS- + Zn+2 ⇌ Zn(HS)4-2

298.15 K, 1 bar log10K: 14.42 ΔH°r:-55182 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 15.48 14.42 13.61 13.22 13.26 13.73 14.59 15.93
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1939.020140 0.307496 -108216.699498 -700.501903 7113999.475327