manganese difluoride


Phase change 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 by: William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub76.1 ± 2.0kcal/molN/AKent, Ehlert, et al., 1964 

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 by: John E. Bartmess

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

Fluorine anion + F2Mn = (Fluorine anion • F2Mn)

By formula: F- + F2Mn = (F- • F2Mn)

Quantity Value Units Method Reference Comment
Δr83.9 ± 3.8kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention
Δr93.4 ± 2.0kcal/molTDEqSidorov and Gubarevich, 1982gas phase; Fluoride Affinity: 23.2±0.8 kcal/mol < AlF3; value altered from reference due to conversion from electron convention to ion convention
Δr102.70kcal/molTDEqSidorov, Sorokin, et al., 1981gas phase; value altered from reference due to conversion from electron convention to ion convention

F3Mn- + F2Mn = F5Mn2-

By formula: F3Mn- + F2Mn = F5Mn2-

Quantity Value Units Method Reference Comment
Δr49.1 ± 2.0kcal/molTDAsSidorov and Gubarevich, 1982gas phase; At 1125K; value altered from reference due to conversion from electron convention to ion convention

Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

View reactions leading to F2Mn+ (ion structure unspecified)

Electron affinity determinations

EA (eV) Method Reference Comment
4.36 ± 0.15TDEqSidorov and Gubarevich, 1982value altered from reference due to conversion from electron convention to ion convention; B

Ionization energy determinations

IE (eV) Method Reference Comment
11.4 ± 0.2EIEhlert and Hsia, 1973LLK
12.5 ± 0.5EIZmbov, Uy, et al., 1969RDSH
11.7 ± 0.5EIZmbov and Margrave, 1968RDSH
13.4 ± 0.5EIZmbov and Margrave, 1967RDSH
11.5 ± 0.3EIKent, Ehlert, et al., 1964, 2RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
MnF+13.5 ± 0.5FEIZmbov, Uy, et al., 1969RDSH
MnF+14.5 ± 0.5FEIZmbov and Margrave, 1968RDSH
MnF+14.5FEIKent, Ehlert, et al., 1964, 2RDSH
Mn+13.0 ± 0.5?EIZmbov, Uy, et al., 1969RDSH

Ion clustering 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 by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Fluorine anion + F2Mn = (Fluorine anion • F2Mn)

By formula: F- + F2Mn = (F- • F2Mn)

Quantity Value Units Method Reference Comment
Δr83.9 ± 3.8kcal/molTDAsBoltalina, Borshchevskii, et al., 1992gas phase; Critical review; value altered from reference due to conversion from electron convention to ion convention
Δr93.4 ± 2.0kcal/molTDEqSidorov and Gubarevich, 1982gas phase; Fluoride Affinity: 23.2±0.8 kcal/mol < AlF3; value altered from reference due to conversion from electron convention to ion convention
Δr102.70kcal/molTDEqSidorov, Sorokin, et al., 1981gas phase; value altered from reference due to conversion from electron convention to ion convention

F3Mn- + F2Mn = F5Mn2-

By formula: F3Mn- + F2Mn = F5Mn2-

Quantity Value Units Method Reference Comment
Δr49.1 ± 2.0kcal/molTDAsSidorov and Gubarevich, 1982gas phase; At 1125K; value altered from reference due to conversion from electron convention to ion convention

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Kent, Ehlert, et al., 1964
Kent, R.A.; Ehlert, T.C.; Margrave, J.L., Mass Spectrometric Studies at High Temperatures. V. The Sublimation Pressure of Manganese(II) Fluoride and the Dissociation Energy of Manganese(I) Fluoride, J. Am. Chem. Soc., 1964, 86, 23, 5090-5093, https://doi.org/10.1021/ja01077a008 . [all data]

Boltalina, Borshchevskii, et al., 1992
Boltalina, O.V.; Borshchevskii, A.Y.; Sidorov, L.N., Thermochemistry of 3d Elements Fluorides and Their Negative Ions in Gas Phase, Russ. J. Phys. Chem., 1992, 66, 1223. [all data]

Sidorov and Gubarevich, 1982
Sidorov, L.N.; Gubarevich, G.D., Dissociation of the Gaseous Complex Fluorides. Alkali Metal Trifluoromanganates and Tetrafluoromanganates, Koord. Khim., 1982, 8, 12708c. [all data]

Sidorov, Sorokin, et al., 1981
Sidorov, L.N.; Sorokin, I.D.; Nitikin, N.I.; Skokan, E.V., Effusion method for determining the electron affinity and heat of formation of negative ions, Int. J. Mass Spectrom. Ion Phys., 1981, 39, 311. [all data]

Ehlert and Hsia, 1973
Ehlert, T.C.; Hsia, M., Mass spectrometric and thermochemical studies of the manganese fluorides, J. Fluorine Chem., 1973, 2, 33. [all data]

Zmbov, Uy, et al., 1969
Zmbov, K.F.; Uy, O.M.; Margrave, J.L., Mass spectrometric studies at high temperatures. XXXI. Stabilities of tungsten and molybdenum oxyfluorides, J. Phys. Chem., 1969, 73, 3008. [all data]

Zmbov and Margrave, 1968
Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies at high temperatures. XXII. The stabilities of tantalum pentafluoride and tantalum oxytrifluoride, J. Phys. Chem., 1968, 72, 1099. [all data]

Zmbov and Margrave, 1967
Zmbov, K.F.; Margrave, J.L., Mass spectrometric studies at high temperatures. XXI. The heat of atomization of galium oxyfluoride, J. Inorg. Nucl. Chem., 1967, 29, 2649. [all data]

Kent, Ehlert, et al., 1964, 2
Kent, R.A.; Ehlert, T.C.; Margrave, J.L., Mass spectrometric studies at high temperatures. V. The sublimation pressure of manganese(II) fluoride and the dissociation energy of manganese(I) fluoride, J. Am. Chem. Soc., 1964, 86, 5090. [all data]


Notes

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