Cr(OH)3(s)

Formula : Cr(OH)3

Family: 
Hydroxides

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
102.988 -853898 (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. -982689 (Ref.: Internal calculation) 95.400 (Ref.: 74nau/ryz) Naumov G.B., Ryzhenko B.N., and Khodakovsky I.L., 1974. Handbook of Thermodynamic Data. U.S. Geol. Surv.WRD 74 001, 328 pp.
CP(T) = a + b·T + ·c·T-2 (T in Kelvin)
a
J·mol-1·K-1
 b * 103
J·mol-1·K-2
 c * 10-5
J·K·mol-1
 Maier Kelley Ref.
Reaction properties

Cr(OH)3(s) + 3H+ ⇌ Cr+3 + 3H2O

298.15 K, 1 bar log10K: 9.35 ΔH°r:-115301 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K 11.23 9.35 7.28 5.47 3.78 2.48 1.42 0.46
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-547.116463 -0.079194 33332.449640 195.382965 -1349298.584964