Cu3(PO4)2

Formula : Cu3(PO4)2

Family: 
Phosphates

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
380.581 -2066570 (Ref.: 84vie/tar) Vieillard P., Tardy Y., 1984, Thermochemical properties of phosphates, Chap. 4. In: Phosphate Minerals, J.O. Nriagu and P.B. Moore (Eds), Springer-Verlag, New York, ISBN 3-540-12757-7, 171-198 -2255072 (Ref.: Internal calculation) 370.000 (Ref.: 00pui) Puigdomenech, I., 2000. Thermodynamic data for copper: implications for the corrosion of copper under repository conditions, SKB report. SKB/Swedish Nuclear Fuel and Waste Management, p. 96. 229.00 (Ref.: 00pui) Puigdomenech, I., 2000. Thermodynamic data for copper: implications for the corrosion of copper under repository conditions, SKB report. SKB/Swedish Nuclear Fuel and Waste Management, p. 96.
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.
229.00 0.00 0.00 (Ref.: 00pui) Puigdomenech, I., 2000. Thermodynamic data for copper: implications for the corrosion of copper under repository conditions, SKB report. SKB/Swedish Nuclear Fuel and Waste Management, p. 96.
Reaction properties

Cu3(PO4)2 + 4H+ ⇌ 3Cu+2 + 2H2PO4-

298.15 K, 1 bar log10K: 2.21 ΔH°r:-154596 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K 4.62 2.21 -0.72 -3.56 -6.61 -9.36 -12.02 -14.90
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-2206.179726 -0.351657 125636.803096 795.569877 -6821464.867999