Tetramethylammonium tetrabromozincate(II)
- Formula: C8H24Br4N2Zn
- Molecular weight: 533.29
- CAS Registry Number: 2041-07-8
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Condensed phase thermochemistry 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 by: Eugene S. Domalski and Elizabeth D. Hearing
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 108.5 | 302.315 | Igartua, Ruiz-Larrea, et al., 1992 | T = 170 to 370 K. Unsmoothed experimental datum. |
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 by: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.9737 | 287.20 | crystaline, II | crystaline, I | Igartua, Ruiz-Larrea, et al., 1992 |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 3.87 | 287.20 | crystaline, II | crystaline, I | Igartua, Ruiz-Larrea, et al., 1992 |
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.
Igartua, Ruiz-Larrea, et al., 1992
Igartua, J.M.; Ruiz-Larrea, I.; Zubillaga, J.; Lopez-Echarri, A.; Couzi, M.,
The specific heat of tetramethylammonium tetrabromozincate(2+) around the ferro-paraelastic phase transition by adiabatic calorimetry,
Thermochim. Acta, 1992, 199, 35-43. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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