Mercury(II) bromide
- Formula: Br2Hg
- Molecular weight: 360.40
- IUPAC Standard InChI: InChI=1S/2BrH.Hg/h2*1H;/q;;+2/p-2
- IUPAC Standard InChIKey: NGYIMTKLQULBOO-UHFFFAOYSA-L
- CAS Registry Number: 7789-47-1
- 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: HgBr2; Mercury(2)bromide; Mercuric bromide; Mercury bromide; Mercury bromide (HgBr2); Mercury(ii) bromide (1:2); UN 1634; Mercury dibromide
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Condensed phase thermochemistry data
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.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -37.435 | kcal/mol | Review | Chase, 1998 | Data last reviewed in March, 1962 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid,1 bar | 45.930 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in March, 1962 |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔfH°solid | -40.500 | kcal/mol | Review | Chase, 1998 | Data last reviewed in March, 1962 |
| Quantity | Value | Units | Method | Reference | Comment |
| S°solid | 40.710 | cal/mol*K | Review | Chase, 1998 | Data last reviewed in March, 1962 |
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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 514. - 1500. |
|---|---|
| A | 24.40010 |
| B | 8.061090×10-10 |
| C | -7.810902×10-10 |
| D | 2.464730×10-10 |
| E | 9.402130×10-12 |
| F | -44.70949 |
| G | 75.45829 |
| H | -37.43461 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in March, 1962 |
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. - 514. |
|---|---|
| A | 15.93990 |
| B | 6.925261 |
| C | 0.072026 |
| D | -0.022511 |
| E | -0.000892 |
| F | -45.56231 |
| G | 57.92701 |
| H | -40.50000 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in March, 1962 |
References
Go To: Top, Condensed phase thermochemistry 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]
Notes
Go To: Top, Condensed phase thermochemistry 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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