Pb(OH)4-2

Formula : Pb(OH)4-2

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
275.229 -750756 (Ref.: 01per/hef) Pererra N.W., Hefter G., and Sipos P.M., 2001. An Investigation of the Lead(II)-Hydroxide System. Inorg. Chem., 40, p. 3974-3978. -944924 (Ref.: Internal calculation) 215.900 (Ref.: 97cro) Cromieres L., 1997. Selection de donnees thermodynamiques le cadmium, le mercure et le bore, et evaluation de leur manche. Technical report Andra C.RP.AMAT.97.043
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

Pb+2 + 4H2O ⇌ Pb(OH)4-2 + 4H+

298.15 K, 1 bar log10K: -38.90 ΔH°r:197475 J·mol-1 (Ref.: Internal calculation)
T(°C) 0 25 60 100 150 200 250 300
log10K -42.18 -38.90 -35.44 -32.62 -30.25 -28.71 -27.73 -27.08
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
507.435395 0.048228 -36287.127681 -181.956775 998203.417071