Ni(OH)2

Formula : Ni(OH)2

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
92.708 22.600 (Ref.: 04roi) Roine A., 2004. HSC Chemistry: v5.0, Outokompu Research Oy: Pori. -453038 (Ref.: 10pal/gam) Palmer, D.A., Gamsjager, H., 2010. Solubility measurements of crystalline beta-Ni(OH)2 in aqueous solution as a function of temperature and pH. Journal of Coordination Chemistry 63, 2888-2908. -549060 (Ref.: 10pal/gam) Palmer, D.A., Gamsjager, H., 2010. Solubility measurements of crystalline beta-Ni(OH)2 in aqueous solution as a function of temperature and pH. Journal of Coordination Chemistry 63, 2888-2908. 43.644 (Ref.: Internal calculation) 119.70 (Ref.: 10pal/gam) Palmer, D.A., Gamsjager, H., 2010. Solubility measurements of crystalline beta-Ni(OH)2 in aqueous solution as a function of temperature and pH. Journal of Coordination Chemistry 63, 2888-2908.
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.
119.70 0.00 0.00 (Ref.: 10pal/gam) Palmer, D.A., Gamsjager, H., 2010. Solubility measurements of crystalline beta-Ni(OH)2 in aqueous solution as a function of temperature and pH. Journal of Coordination Chemistry 63, 2888-2908.
Reaction properties

Ni(OH)2 + 2H+ ⇌ Ni+2 + 2H2O

298.15 K, 1 bar log10K: 11.67 ΔH°r:-82100 J·mol-1 (Ref.: 10pal/gam) Palmer, D.A., Gamsjager, H., 2010. Solubility measurements of crystalline beta-Ni(OH)2 in aqueous solution as a function of temperature and pH. Journal of Coordination Chemistry 63, 2888-2908.
T(°C) 0 25 60 100 150 200 250 300
log10K 12.98 11.67 10.16 8.77 7.40 6.28 5.33 4.46
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-329.164277 -0.051108 21713.318003 118.920401 -979031.956213