NdCl4-

Formula : NdCl4-

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
286.050 60.138 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. -1192858 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. -1367930 (Ref.: Internal calculation) -4.602 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350. -841.06 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350.
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
44.2132 75.3978 -5.5748 -14.7440 -407.6380 -185.3950 6.8848
Reaction properties

4Cl- + Nd+3 ⇌ NdCl4-

298.15 K, 1 bar log10K: -0.69 ΔH°r:-3159 J·mol-1 (Ref.: 95haa/sho) Haas, J.R., Shock, E.L., and Sassani, D.C., 1995, Rare earth elements in hydrothermal systems: Estimates of standard partial molal thermodynamic properties of aqueous complexes of the rare earth elements at high pressures and temperatures: Geochim. Cosmo. Acta, v. 59, no. 21, pp. 4329-4350.
T(°C) 0 25 60 100 150 200 250 300
log10K -0.69 -0.69 -0.80 -0.95 -1.07 -1.00 -0.65 0.25
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1663.612125 0.281512 -81236.994007 -614.565408 3994218.975797