copper oxide
- Formula: CuO
- Molecular weight: 79.545
- IUPAC Standard InChI: InChI=1S/Cu.O
- IUPAC Standard InChIKey: QPLDLSVMHZLSFG-UHFFFAOYSA-N
- CAS Registry Number: 1317-38-0
- 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: Copper(ii) oxide
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | 73.200 | kcal/mol | Review | Chase, 1998 | Data last reviewed in December, 1977 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°gas,1 bar | 56.076 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1977 |
Gas Phase Heat Capacity (Shomate Equation)
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. to 1200. | 1200. to 6000. |
|---|---|---|
| A | 8.452089 | 11.00990 |
| B | 1.293600 | -1.489750 |
| C | -1.036290 | 0.399418 |
| D | 0.323922 | -0.022066 |
| E | -0.019902 | -1.052651 |
| F | 70.56439 | 67.98910 |
| G | 65.84871 | 67.52789 |
| H | 73.20010 | 73.20010 |
| Reference | Chase, 1998 | Chase, 1998 |
| Comment | Data last reviewed in December, 1977 | Data last reviewed in December, 1977 |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -37.299 | kcal/mol | Review | Chase, 1998 | Data last reviewed in December, 1977 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid | 10.18 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1977 |
Solid Phase Heat Capacity (Shomate Equation)
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. to 2000. |
|---|---|
| A | 11.60730 |
| B | 1.792211 |
| C | -0.013380 |
| D | 0.003310 |
| E | -0.181664 |
| F | -41.45010 |
| G | 22.67000 |
| H | -37.30000 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1977 |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: John E. Bartmess
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.780 ± 0.040 | LPES | Wu, Desai, et al., 1997 | |
| 1.7770 ± 0.0060 | LPES | Polak, Gilles, et al., 1991 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics data, 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]
Wu, Desai, et al., 1997
Wu, H.; Desai, S.R.; Wang, L.,
Chemical Bonding between Cu and Oxygen - Copper Oxides versus O2 Complexes: A Study of CuOx(x=0-6) Species by Anion Photoelectron Spectroscopy,
J. Phys. Chem., 1997, 101, 11, 2103, https://doi.org/10.1021/jp9631442
. [all data]
Polak, Gilles, et al., 1991
Polak, M.L.; Gilles, M.K.; Ho, J.; Lineberger, W.C.,
Photoelectron Spectroscopy of CuO-,
J. Phys. Chem., 1991, 95, 9, 3460, https://doi.org/10.1021/j100162a005
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
EA Electron affinity S°gas,1 bar Entropy of gas at standard conditions (1 bar) S°solid Entropy of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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