NiP2O7-2

Formula : NiP2O7-2

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
232.637 -2031110 (Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. -2370226 (Ref.: Internal calculation) -176.640 (Ref.: 82wag/eva) Wagman D.D., Evans W.H., Parker V.B., Schumm R.H., Halow I., Bailey S.M., Churney K.L., and Nutall R.L., 1982. The NBS Tables of Chemical Thermodynamic Properties. J. Phys. Chem. Ref. Data, 11, Suppl. 2.
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

Ni+2 + 2H2PO4- ⇌ NiP2O7-2 + H2O + 2H+

298.15 K, 1 bar log10K: -9.01 ΔH°r:8643 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -9.11 -9.01 -8.80 -8.52 -8.10 -7.57 -6.85 -5.75
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1790.644908 0.281226 -98195.519896 -653.855430 5668865.806039