caesium fluoride
- Formula: CsF
- Molecular weight: 151.9038551
- IUPAC Standard InChI: InChI=1S/Cs.FH/h;1H/q+1;/p-1
- IUPAC Standard InChIKey: XJHCXCQVJFPJIK-UHFFFAOYSA-M
- CAS Registry Number: 13400-13-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Cesium fluoride
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Solid Phase Heat Capacity (Shomate Equation)
Go To: Top, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 298. - 976. |
|---|---|
| A | 10.81200 |
| B | 5.405450 |
| C | -1.324360 |
| D | 0.483918 |
| E | 0.009104 |
| F | -135.9930 |
| G | 32.67880 |
| H | -132.5700 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1998 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 298. | 12.42 | 21.09 | 21.10 | -0.00 |
| 300. | 12.43 | 21.18 | 21.10 | 0.02 |
| 400. | 12.85 | 24.81 | 21.59 | 1.29 |
| 500. | 13.28 | 27.72 | 22.54 | 2.59 |
| 600. | 13.71 | 30.18 | 23.61 | 3.94 |
| 700. | 14.13 | 32.33 | 24.71 | 5.33 |
| 800. | 14.55 | 34.24 | 25.78 | 6.77 |
| 900. | 14.97 | 35.98 | 26.82 | 8.24 |
References
Go To: Top, Solid Phase Heat Capacity (Shomate Equation), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Notes
Go To: Top, Solid Phase Heat Capacity (Shomate Equation), References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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