FeCl+2

Formula : FeCl+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
91.299 -22.464 (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. -156175 (Ref.: 00tag/dia) Tagirov B. R., Diakonov I. I., Devina O. A., and Zotov A. V. (2000) Standard ferric-ferrous potential and stability of FeCl2+ to 90C. Thermodynamic properties of Fe(aq)3+ and ferric-chloride species. Chemical Geology 162(3-4), 193-219. -193600 (Ref.: 17bbla) Blanc P. (2017) - Thermoddem : Update for the 2017 version. Report BRGM/RP-66811-FR, 20 p. -117.345 (Ref.: Internal calculation) 21.08 (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
-2.9974 -39.8639 39.6970 -9.9793 99.6415 -9.8249 7.1182
Reaction properties

Cl- + Fe+3 ⇌ FeCl+2

298.15 K, 1 bar log10K: 1.52 ΔH°r:22480 J·mol-1 (Ref.: 17bbla) Blanc P. (2017) - Thermoddem : Update for the 2017 version. Report BRGM/RP-66811-FR, 20 p.
T(°C) 0 25 60 100 150 200 250 300
log10K 1.21 1.52 1.99 2.54 3.24 3.96 4.74 5.67
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
814.457644 0.132447 -45719.557975 -294.808721 2702583.883146