Zn3(PO4)2:2H2O

Formula : Zn3(PO4)2:2H2O

Family: 
Phosphates
Space group: 
Trigonal - Ditrigonal Pyramidal HM symbol (3m) Space Group: R 3c
Dana class: 
38.3.4.1VII - 38 Anhydrous Phosphates, etc ; 38.3 Anhydrous Phosphates, etc (A+ B++)3 (XO4)2 ; 38.3.4

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
422.143 -3143300 (Ref.: 84vie/tar,after 78yag) -3516300 (Ref.: 84vie/tar, after 78yag) 243.403 (Ref.: Internal calculation)
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.
Reaction properties

Zn3(PO4)2:2H2O + 4H+ ⇌ 2H2PO4- + 3Zn+2 + 2H2O

298.15 K, 1 bar log10K: 8.23 ΔH°r:-120716 J·mol-1 (Ref.: 84vie/tar, after 78yag)
T(°C) 0 25 60 100 150 200 250 300
log10K 10.17 8.23 6.03 4.08 2.16 0.55 -1.01 -2.81
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-2356.201300 -0.355453 132020.181373 851.301836 -7011860.091320