Mercury(II) bromide


Gas 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
Δfgas-20.42kcal/molReviewChase, 1998Data last reviewed in March, 1962
Quantity Value Units Method Reference Comment
gas,1 bar76.534cal/mol*KReviewChase, 1998Data last reviewed in March, 1962

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) 1500. - 6000.
A 14.88740
B 0.014210
C -0.003850
D 0.000328
E -0.043372
F -25.00870
G 94.30270
H -20.42400
ReferenceChase, 1998
Comment Data last reviewed in March, 1962

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
Δfliquid-37.435kcal/molReviewChase, 1998Data last reviewed in March, 1962
Quantity Value Units Method Reference Comment
liquid,1 bar45.930cal/mol*KReviewChase, 1998Data last reviewed in March, 1962
Quantity Value Units Method Reference Comment
Δfsolid-40.500kcal/molReviewChase, 1998Data last reviewed in March, 1962
Quantity Value Units Method Reference Comment
solid40.710cal/mol*KReviewChase, 1998Data 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
ReferenceChase, 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
ReferenceChase, 1998
Comment Data last reviewed in March, 1962

Reaction 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.

Data compiled as indicated in comments:
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Mercury, dimethyl- (l) + 2Bromine (l) = 2Methane, bromo- (g) + Mercury(II) bromide (cr)

By formula: C2H6Hg (l) + 2Br2 (l) = 2CH3Br (g) + Br2Hg (cr)

Quantity Value Units Method Reference Comment
Δr-72.20 ± 0.60kcal/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

C6H14Hg (l) + Mercury(II) bromide (cr) = 2C3H7BrHg (cr)

By formula: C6H14Hg (l) + Br2Hg (cr) = 2C3H7BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-21.2 ± 0.36kcal/molRSCMortimer, Pritchard, et al., 1952Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

Mercury, dimethyl- (l) + Mercury(II) bromide (cr) = 2Mercury, bromomethyl- (cr)

By formula: C2H6Hg (l) + Br2Hg (cr) = 2CH3BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-14.6 ± 0.74kcal/molRSCHartley, Pritchard, et al., 1950Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

C6H14Hg (l) + Mercury(II) bromide (cr) = 2C3H7BrHg (cr)

By formula: C6H14Hg (l) + Br2Hg (cr) = 2C3H7BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-18.1 ± 0.31kcal/molRSCMortimer, Pritchard, et al., 1952Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

Mercury, diphenyl- (l) + Mercury(II) bromide (cr) = 2C6H5BrHg (cr)

By formula: C12H10Hg (l) + Br2Hg (cr) = 2C6H5BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-8.48 ± 0.29kcal/molRSCHartley, Pritchard, et al., 1951Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

Mercury, diethyl- (l) + Mercury(II) bromide (cr) = 2C2H5BrHg (cr)

By formula: C4H10Hg (l) + Br2Hg (cr) = 2C2H5BrHg (cr)

Quantity Value Units Method Reference Comment
Δr-17.8 ± 1.1kcal/molRSCHartley, Pritchard, et al., 1951Please also see Pedley and Rylance, 1977 and Cox and Pilcher, 1970.; MS

2Benzene, bromo- + Mercury(II) bromide = Mercury, diphenyl- + 2Bromine

By formula: 2C6H5Br + Br2Hg = C12H10Hg + 2Br2

Quantity Value Units Method Reference Comment
Δr78.53 ± 0.80kcal/molCmChernick, Skinner, et al., 1956liquid phase; ALS

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction 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]

Hartley, Pritchard, et al., 1950
Hartley, K.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. III.?mercury dimethyl and mercury methyl halides, Trans. Faraday Soc., 1950, 46, 1019, https://doi.org/10.1039/tf9504601019 . [all data]

Pedley and Rylance, 1977
Pedley, J.B.; Rylance, J., Computer Analysed Thermochemical Data: Organic and Organometallic Compounds, University of Sussex, Brigton, 1977. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds in Academic Press, New York, 1970. [all data]

Mortimer, Pritchard, et al., 1952
Mortimer, C.T.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. Part V.?Mercury di-propyl and mercury di-isopropyl, Trans. Faraday Soc., 1952, 48, 220, https://doi.org/10.1039/tf9524800220 . [all data]

Hartley, Pritchard, et al., 1951
Hartley, K.; Pritchard, H.O.; Skinner, H.A., Thermochemistry of metallic alkyls. IV. Mercury diethyl and mercury diphenyl, Trans. Faraday Soc., 1951, 47, 254, https://doi.org/10.1039/tf9514700254 . [all data]

Chernick, Skinner, et al., 1956
Chernick, C.L.; Skinner, H.A.; Wadso, I., Thermochemistry of metallic alkyls. Part 7.-The heat of formation of mercury diphenyl, and of mercury phenyl chloride, Trans. Faraday Soc., 1956, 52, 1088-1093. [all data]


Notes

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