chromium nitride
- Formula: CrN
- Molecular weight: 66.0028
- IUPAC Standard InChI: InChI=1S/Cr.N
- IUPAC Standard InChIKey: CXOWYMLTGOFURZ-UHFFFAOYSA-N
- CAS Registry Number: 24094-93-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: Chromium(iii) nitride
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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. to 600. | 600. to 2500. |
|---|---|---|
| A | -2256.160 | 46.57340 |
| B | 10531.10 | 6.283480 |
| C | -17686.50 | 0.221255 |
| D | 10370.30 | -0.037297 |
| E | 41.42940 | 0.005532 |
| F | 362.1770 | -131.4110 |
| G | -4904.890 | 91.92360 |
| H | -117.1520 | -117.1520 |
| Reference | Chase, 1998 | Chase, 1998 |
| Comment | Data last reviewed in December, 1973 | 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) |
|---|---|---|---|---|
| 298. | 52.44 | 37.72 | 37.72 | -0.00 |
| 300. | 51.71 | 38.07 | 37.73 | 0.10 |
| 400. | 49.07 | 51.69 | 39.60 | 4.84 |
| 500. | 49.77 | 62.94 | 43.18 | 9.88 |
| 600. | 50.43 | 71.83 | 47.24 | 14.75 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 600. | 50.43 | 71.93 | 47.23 | 14.82 |
| 700. | 51.08 | 79.75 | 51.33 | 19.90 |
| 800. | 51.73 | 86.62 | 55.32 | 25.04 |
| 900. | 52.39 | 92.75 | 59.15 | 30.24 |
| 1000. | 53.05 | 98.30 | 62.79 | 35.52 |
| 1100. | 53.71 | 103.4 | 66.25 | 40.85 |
| 1200. | 54.37 | 108.1 | 69.54 | 46.26 |
| 1300. | 55.04 | 112.5 | 72.68 | 51.73 |
| 1400. | 55.70 | 116.6 | 75.67 | 57.26 |
| 1500. | 56.37 | 120.4 | 78.53 | 62.87 |
| 1600. | 57.04 | 124.1 | 81.26 | 68.54 |
| 1700. | 57.71 | 127.6 | 83.88 | 74.28 |
| 1800. | 58.38 | 130.9 | 86.40 | 80.08 |
| 1900. | 59.06 | 134.1 | 88.83 | 85.95 |
| 2000. | 59.73 | 137.1 | 91.17 | 91.89 |
| 2100. | 60.40 | 140.0 | 93.43 | 97.90 |
| 2200. | 61.07 | 142.9 | 95.61 | 104.0 |
| 2300. | 61.74 | 145.6 | 97.72 | 110.1 |
| 2400. | 62.41 | 148.2 | 99.78 | 116.3 |
| 2500. | 63.08 | 150.8 | 101.8 | 122.6 |
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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