Cobaltocene

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Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
MS - José A. Martinho Simões
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δsub72.1 ± 0.1kJ/molCC-SBTorres-Gómez, Barreiro-Rodríguez, et al., 1988Another value for the enthalpy of sublimation has been reported: 70.3 ± 4.2 kJ/mol Tel'noi, Kirynov, et al., 1975; MS
Δsub70.3 ± 4.2kJ/molN/APilcher and Skinner, 1983See also Tel'noi, Kirynov, et al., 1975.; AC

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.23893.5crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1978Lambda transition between 70 to 120 K with a maximum at 93.5 K.; DH
0.23892.crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1975Lambda transition between 70 to 140 K with a maximum at 92 K.; DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
2.7293.5crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1978Lambda; DH
2.7392.crystaline, IIcrystaline, IRabinovich, Nistratov, et al., 1975Lambda; DH

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Torres-Gómez, Barreiro-Rodríguez, et al., 1988
Torres-Gómez, L.A.; Barreiro-Rodríguez, G.; Méndez- Ruíz, F., Thermochim. Acta, 1988, 124, 179. [all data]

Tel'noi, Kirynov, et al., 1975
Tel'noi, V.I.; Kirynov, K.V.; Ermolaev, V.I.; Rabinovich, I.B., Dokl. Akad. Nauk SSSR, 1975, 220, 1088. [all data]

Pilcher and Skinner, 1983
Pilcher, G.; Skinner, H.A., Thermochemistry of organometallic compounds, 1983, 43-90, https://doi.org/10.1002/9780470771686.ch2 . [all data]

Rabinovich, Nistratov, et al., 1978
Rabinovich, I.B.; Nistratov, V.P.; Sheiman, M.S.; Burchalova, G.V., Heat capacities of dicyclopentadienyl compounds of vanadium, chromium, manganese, cobalt, and nickel, J. Chem. Thermodynam., 1978, 10, 523-536. [all data]

Rabinovich, Nistratov, et al., 1975
Rabinovich, I.B.; Nistratov, V.P.; Sheiman, M.S.; Burchalova, G.V., Heat capacity and transitions in solid state. Dicyclopentadienyl compounds of transition elements,Quatrieme Conference International de Thermodynamique Chimique II, Thermophysiques (capacites thermiques) pp., 1975, 69-76, 136. [all data]


Notes

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