Co(element)

Formula : Co

Family: 
Element

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
58.933 6.669 (Ref.: 87fer) Fernandez Guillermet A. (1987) Critical evaluation of the thermodynamic properties of cobalt. Int. J. Thermophys., 8 (4), 481-510 0 (Ref.: Internal calculation) 0 (Ref.: By convention) 30.040 (Ref.: 87fer, 91din) 25.13 (Ref.: 87fer, 91din)
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.
24.74 6.47 -1.37 (Ref.: 87fer, 91din)
Reaction properties

Co(element) + 0.5O2 + 2H+ ⇌ Co+2 + H2O

298.15 K, 1 bar log10K: 52.73 ΔH°r:-337363 J·mol-1 (Ref.: By convention)
T(°C) 0 25 60 100 150 200 250 300
log10K 58.12 52.73 46.50 40.76 35.06 30.49 26.70 23.45
log10K(T) = A + B·T + C·T-1 + D·log10(T) + E·T−2 (T in Kelvin)
A B C D E
-422.221806 -0.065912 40708.492134 151.068037 -1399006.711182