Cr(OH)Cl2

Formula : Cr(OH)Cl2

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
139.878 -662717 (Ref.: 76del/hep) Dellien I. and Hepler L.G., 1976b. Enthalpies of formation of Cr3+(aq) and the inner sphere complexes CrF2+(aq), CrCl2+(aq), CrBr2+(aq), and CrSO4+(aq). Can. J. Chem., 54, p.1383-1387. -827770 (Ref.: 76del/hep) Dellien I. and Hepler L.G., 1976b. Enthalpies of formation of Cr3+(aq) and the inner sphere complexes CrF2+(aq), CrCl2+(aq), CrBr2+(aq), and CrSO4+(aq). Can. J. Chem., 54, p.1383-1387. -138.975 (Ref.: Internal calculation)
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

2Cl- + Cr+3 + H2O ⇌ Cr(OH)Cl2 + H+

298.15 K, 1 bar log10K: -5.73 ΔH°r:32720 J·mol-1 (Ref.: 76del/hep) Dellien I. and Hepler L.G., 1976b. Enthalpies of formation of Cr3+(aq) and the inner sphere complexes CrF2+(aq), CrCl2+(aq), CrBr2+(aq), and CrSO4+(aq). Can. J. Chem., 54, p.1383-1387.
T(°C) 0 25 60 100 150 200 250 300
log10K -6.20 -5.73 -5.06 -4.31 -3.36 -2.33 -1.14 0.39
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1798.272826 0.288812 -98928.556958 -655.499918 5661331.017159