Strontium monoxide
- Formula: OSr
- Molecular weight: 103.62
- IUPAC Standard InChI: InChI=1S/O.Sr
- IUPAC Standard InChIKey: UFQXGXDIJMBKTC-UHFFFAOYSA-N
- CAS Registry Number: 1314-11-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: strontium oxide
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Condensed phase thermochemistry data
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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°liquid | -517.29 | kJ/mol | Review | Chase, 1998 | Data last reviewed in December, 1972 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid,1 bar | 80.82 | J/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1972 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔfH°solid | -592.04 | kJ/mol | Review | Chase, 1998 | Data last reviewed in December, 1972 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid | 55.42 | J/mol*K | Review | Chase, 1998 | Data last reviewed in December, 1972 |
Liquid 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 (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 2938. to 5000. |
|---|---|
| A | 66.94400 |
| B | 1.160633×10-7 |
| C | -2.612763×10-8 |
| D | 2.031095×10-9 |
| E | 1.773461×10-7 |
| F | -554.8528 |
| G | 137.4013 |
| H | -517.2930 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1972 |
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 (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 2938. |
|---|---|
| A | 48.55114 |
| B | 8.748034 |
| C | -0.893966 |
| D | 0.115057 |
| E | -0.507804 |
| F | -608.6339 |
| G | 108.7489 |
| H | -592.0360 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1972 |
Phase change data
Go To: Top, 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.
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 2341. to 2683. | 4.7945 | 9937.521 | -1045.447 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
References
Go To: Top, Condensed phase thermochemistry data, Phase change 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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
S°liquid,1 bar Entropy of liquid at standard conditions (1 bar) S°solid Entropy of solid at standard conditions ΔfH°liquid Enthalpy of formation of liquid 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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