beryllium oxide
- Formula: BeO
- Molecular weight: 25.0116
- IUPAC Standard InChI: InChI=1S/Be.O
- IUPAC Standard InChIKey: LTPBRCUWZOMYOC-UHFFFAOYSA-N
- CAS Registry Number: 1304-56-9
- 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: Beryllium monoxide
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Gas 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 (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 5000. - 6000. |
|---|---|
| A | 276.3470 |
| B | -79.40290 |
| C | 9.964611 |
| D | -0.439391 |
| E | -515.6630 |
| F | -472.1220 |
| G | 149.9360 |
| H | 136.3980 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1975 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 5000. | 52.90 | 314.2 | 268.2 | 230.3 |
| 5100. | 52.46 | 315.3 | 269.1 | 235.6 |
| 5200. | 52.04 | 316.3 | 270.0 | 240.8 |
| 5300. | 51.64 | 317.3 | 270.9 | 246.0 |
| 5400. | 51.27 | 318.3 | 271.7 | 251.2 |
| 5500. | 50.91 | 319.2 | 272.6 | 256.3 |
| 5600. | 50.57 | 320.1 | 273.4 | 261.4 |
| 5700. | 50.26 | 321.0 | 274.3 | 266.4 |
| 5800. | 49.96 | 321.9 | 275.1 | 271.4 |
| 5900. | 49.68 | 322.7 | 275.9 | 276.4 |
| 6000. | 49.42 | 323.6 | 276.7 | 281.3 |
References
Go To: Top, Gas 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, Gas Phase Heat Capacity (Shomate Equation), References
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