Titanium dioxide (anatase)
- Formula: O2Ti
- Molecular weight: 79.866
- IUPAC Standard InChI: InChI=1S/2O.Ti
- IUPAC Standard InChIKey: GWEVSGVZZGPLCZ-UHFFFAOYSA-N
- CAS Registry Number: 13463-67-7
- 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: Titanium dioxide (rutile); titanium dioxide
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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) | 4000. to 6000. |
|---|---|
| A | 63.82818 |
| B | -4.418178 |
| C | 1.080707 |
| D | -0.058816 |
| E | -5.216235 |
| F | -336.0739 |
| G | 323.0094 |
| H | -305.4324 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1973 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 4000. | 59.36 | 401.4 | 348.9 | 209.9 |
| 4100. | 59.52 | 402.8 | 350.2 | 215.9 |
| 4200. | 59.68 | 404.3 | 351.5 | 221.8 |
| 4300. | 59.85 | 405.7 | 352.7 | 227.8 |
| 4400. | 60.03 | 407.1 | 353.9 | 233.8 |
| 4500. | 60.21 | 408.4 | 355.1 | 239.8 |
| 4600. | 60.40 | 409.7 | 356.3 | 245.8 |
| 4700. | 60.59 | 411.0 | 357.4 | 251.9 |
| 4800. | 60.79 | 412.3 | 358.6 | 258.0 |
| 4900. | 60.99 | 413.6 | 359.7 | 264.0 |
| 5000. | 61.19 | 414.8 | 360.8 | 270.2 |
| 5100. | 61.40 | 416.0 | 361.8 | 276.3 |
| 5200. | 61.61 | 417.2 | 362.9 | 282.4 |
| 5300. | 61.83 | 418.4 | 363.9 | 288.6 |
| 5400. | 62.04 | 419.6 | 365.0 | 294.8 |
| 5500. | 62.26 | 420.7 | 366.0 | 301.0 |
| 5600. | 62.48 | 421.8 | 366.9 | 307.3 |
| 5700. | 62.70 | 422.9 | 367.9 | 313.5 |
| 5800. | 62.93 | 424.0 | 368.9 | 319.8 |
| 5900. | 63.15 | 425.1 | 369.8 | 326.1 |
| 6000. | 63.38 | 426.2 | 370.8 | 332.4 |
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
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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