Cr2(OH)2+4

Formula : Cr2(OH)2+4

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
137.947 -837435 (Ref.: 87rai/sas) Rai D., Sass B.M. and Moore D.A., 1987. Chromium (III) hydrolysis constants and solubility of chromium (III) hydroxide. Inorg. Chem., 26, p. 345-349.
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

2Cr+3 + 2H2O ⇌ Cr2(OH)2+4 + 2H+

298.15 K, 1 bar log10K: -5.00 ΔH°r: J·mol-1 (Ref.: )
T(°C) 0 25 60 100 150 200 250 300
log10K -5.00 -5.00 -5.00 -5.00 -5.00 -5.00 -5.00 -5.00
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-5.000000 0.000000 0.000000 0.000000 0.000000