FeCrO4+

Formula : FeCrO4+

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
171.811 -785003 (Ref.: 96bbar/pal) Baron D. and Palmer C. D. (1996b) Solubility of jarosite at 4-35C. Geochim. Cosmochim. Acta 60, 185-195. -908900 (Ref.: 96bbar/pal) Baron D. and Palmer C. D. (1996b) Solubility of jarosite at 4-35C. Geochim. Cosmochim. Acta 60, 185-195. -19.652 (Ref.: Internal calculation)
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

CrO4-2 + Fe+3 ⇌ FeCrO4+

298.15 K, 1 bar log10K: 7.80 ΔH°r:19100 J·mol-1 (Ref.: 96bbar/pal) Baron D. and Palmer C. D. (1996b) Solubility of jarosite at 4-35C. Geochim. Cosmochim. Acta 60, 185-195.
T(°C) 0 25 60 100 150 200 250 300
log10K 7.57 7.80 8.24 8.82 9.63 10.58 11.72 13.24
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
1840.998753 0.293662 -100877.055166 -666.384226 5912610.913850