beryllium sulphide
- Formula: BeS
- Molecular weight: 41.077
- IUPAC Standard InChI: InChI=1S/Be.S
- IUPAC Standard InChIKey: FQDSYGKTHDFFCM-UHFFFAOYSA-N
- CAS Registry Number: 13598-22-6
- 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 sulfide
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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 (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 298. - 3000. |
|---|---|
| A | 44.73198 |
| B | 21.86056 |
| C | -8.637073 |
| D | 1.349927 |
| E | -1.473104 |
| F | -253.5240 |
| G | 76.59440 |
| H | -234.3044 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in September, 1977 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 298. | 33.93 | 36.88 | 37.04 | -0.05 |
| 300. | 34.18 | 37.10 | 37.04 | 0.02 |
| 400. | 42.97 | 48.29 | 38.47 | 3.93 |
| 500. | 47.78 | 58.44 | 41.47 | 8.49 |
| 600. | 50.94 | 67.45 | 45.06 | 13.43 |
| 700. | 53.26 | 75.48 | 48.85 | 18.65 |
| 800. | 55.08 | 82.72 | 52.63 | 24.07 |
| 900. | 56.58 | 89.30 | 56.35 | 29.65 |
| 1000. | 57.83 | 95.32 | 59.95 | 35.37 |
| 1100. | 58.91 | 100.9 | 63.42 | 41.21 |
| 1200. | 59.84 | 106.1 | 66.76 | 47.15 |
| 1300. | 60.65 | 110.9 | 69.97 | 53.18 |
| 1400. | 61.36 | 115.4 | 73.06 | 59.28 |
| 1500. | 61.99 | 119.7 | 76.02 | 65.45 |
| 1600. | 62.55 | 123.7 | 78.88 | 71.67 |
| 1700. | 63.06 | 127.5 | 81.62 | 77.95 |
| 1800. | 63.51 | 131.1 | 84.27 | 84.28 |
| 1900. | 63.94 | 134.5 | 86.83 | 90.66 |
| 2000. | 64.34 | 137.8 | 89.30 | 97.07 |
| 2100. | 64.72 | 141.0 | 91.68 | 103.5 |
| 2200. | 65.09 | 144.0 | 93.99 | 110.0 |
| 2300. | 65.47 | 146.9 | 96.23 | 116.5 |
| 2400. | 65.85 | 149.7 | 98.40 | 123.1 |
| 2500. | 66.26 | 152.4 | 100.5 | 129.7 |
| 2600. | 66.69 | 155.0 | 102.6 | 136.4 |
| 2700. | 67.16 | 157.5 | 104.5 | 143.1 |
| 2800. | 67.67 | 160.0 | 106.5 | 149.8 |
| 2900. | 68.24 | 162.4 | 108.4 | 156.6 |
| 3000. | 68.86 | 164.7 | 110.2 | 163.4 |
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
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