Cu2(OH)2+2

Formula : Cu2(OH)2+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
161.107 -284666 (Ref.: 07pow/bro) Powell, K.J., Brown, P.L., Byrne, R.H., Gadja, T., Hefter, G., Sjoberg, S., Wanner, H., 2007. Chemical speciation of environmentally significant metals with inorganic ligands Part 2 : The Cu[2+]-OH[-], Cl[-], CO[3][2-], SO[4][2-], and PO[4][3-] systems : (IUPAC Technical Report). Pure and applied chemistry, USA. -367388 (Ref.: Internal calculation) -6.000 (Ref.: 97ply/wan) Plyasunova, N.V., Wang, M., Zhang, Y., Muhammed, M., 1997. Critical evaluation of thermodynamics of complex formation of metal ions in aqueous solutions II. Hydrolysis and hydroxo-complexes of Cu2+ at 298.15 K. Hydrometallurgy 45, 37-51.
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

2Cu+2 + 2H2O ⇌ Cu2(OH)2+2 + 2H+

298.15 K, 1 bar log10K: -10.43 ΔH°r:73916 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -11.60 -10.43 -9.06 -7.78 -6.47 -5.35 -4.31 -3.27
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
654.550715 0.105204 -38383.384745 -238.215141 1941156.883916