Formula : NiS2
Family:
Dernière mise à jour le 25.01.2021
NiS2
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 |
|---|---|---|---|---|---|
| 122.825 |
-123832  (Ref.: Internal calculation) |
-128000 (Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. |
80.000 (Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. |
91.00 (Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. |
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. |
|---|---|---|---|
| 91.00 | 0.00 | 0.00 |
(Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. |
Reaction properties
NiS2 + 0.75H2O ⇌ Ni+2 + 1.5HS- + 0.25S2O3-2
298.15 K, 1 bar
log10K: -25.24
ΔH°r:95351 J·mol-1 (Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science.
(Ref.: 05gam/bug) Gamsjager, H., Bugajski, J., Gajda, T., Lemire, R., 2005. Chemical Thermodynamics of Nickel. Elsevier Science. | T(°C) | 0 | 25 | 60 | 100 | 150 | 200 | 250 | 300 |
|---|---|---|---|---|---|---|---|---|
| log10K | -26.86 | -25.24 | -23.60 | -22.31 | -21.34 | -20.89 | -20.92 | -21.49 |
