Tetrachlorobis-(methylammonium) cadmium II
- Formula: C2H12CdCl4N2
- Molecular weight: 318.353
- CAS Registry Number: 53188-86-6
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 98.21 | cal/mol*K | N/A | Rahman, Clayton, et al., 1981 |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 62.60 | 298.15 | Rahman, Clayton, et al., 1981 | T = 2.3 to 301 K. |
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 |
|---|---|---|---|---|---|
| 0.4180 | 164.2 | crystaline, IV | crystaline, III | Rahman, Clayton, et al., 1981 | |
| 0.0159 | 282. | crystaline, III | crystaline, II | Rahman, Clayton, et al., 1981 |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 2.58 | 164.2 | crystaline, IV | crystaline, III | Rahman, Clayton, et al., 1981 | |
| 0.060 | 282. | crystaline, III | crystaline, II | Rahman, Clayton, et al., 1981 |
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.
Rahman, Clayton, et al., 1981
Rahman, A.; Clayton, P.R.; Staveley, L.A.K.,
The heat capacity of the layer compound methylammonium cadmium tetrachloride, (CH3NH3)2CdCl4, from 2.3 to 301K,
J. Chem. Thermodynam., 1981, 13, 735-744. [all data]
Notes
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- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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