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Monomanganese monofluoride


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

View reactions leading to FMn+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
8.5 ± 0.2EIEhlert and Hsia, 1973LLK
8.1 ± 0.5EIZmbov and Margrave, 1968RDSH
9.5 ± 0.5EIZmbov and Margrave, 1967RDSH
8.7 ± 0.3EIKent, Ehlert, et al., 1964RDSH

Constants of diatomic molecules

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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: Klaus P. Huber and Gerhard H. Herzberg

Data collected through March, 1975

Symbols used in the table of constants
SymbolMeaning
State electronic state and / or symmetry symbol
Te minimum electronic energy (cm-1)
ωe vibrational constant – first term (cm-1)
ωexe vibrational constant – second term (cm-1)
ωeye vibrational constant – third term (cm-1)
Be rotational constant in equilibrium position (cm-1)
αe rotational constant – first term (cm-1)
γe rotation-vibration interaction constant (cm-1)
De centrifugal distortion constant (cm-1)
βe rotational constant – first term, centrifugal force (cm-1)
re internuclear distance (Å)
Trans. observed transition(s) corresponding to electronic state
ν00 position of 0-0 band (units noted in table)
Diatomic constants for 55Mn19F
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Emission bands 2           1 R 20292.1 HQ
missing citation
Emission bands           3 R 20023.3 HR
missing citation
           3 R 19971.6 HQ
missing citation
Emission bands 5           4 R 14502.7 HQR
missing citation
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
Emission bands           6 VR 12179.6 HQ
missing citation
           6 VR 12153.6 HP
missing citation
B (7Sigma) 41231.5 637.2 H 4.46        B larrow X V 41240.3 H
missing citation
A (7Pi) 28465.0 7 673 8 H 4        A lrarrow X VR 28491.9 9 H
Rochester and Olsson, 1939; Bacher and Miescher, 1947; missing citation; missing citation
StateTeomegaeomegaexeomegaeyeBealphaegammaeDebetaereTrans.nu00
X (7Sigma) 0 618.8 10 H 3.01         

Notes

1Complex bands; R, Q bands.
2Emission bands in the visible and near infrared: nue = 20298.2; omegae'=637.1, omegae'xe' = 1.9; omegae"=649.1, omegae"xe" = 1.5;
3Two sequences of single heads, interpreted as R and Q heads.
4Four heads.
5nue = 14527.7; omegae'=595.4, omegae'xe' = 3.15; omegae"=645.4, omegae"xe" = 3.2;
6Single sequence of bands having apparently both Q and P (or R) heads.
7|A| ~25.
8Average of Bacher, 1948 and Rao, Reddy, et al., 1962.
9Strongest head of F4 component.
10From B-X system.
11Thermochemical value (mass spectrom.) Kent, Ehlert, et al., 1964.

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.

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 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
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]

Rochester and Olsson, 1939
Rochester, G.D.; Olsson, E., Das Bandenspektrum des MnF, Z. Phys., 1939, 114, 495. [all data]

Bacher and Miescher, 1947
Bacher, J.; Miescher, E., Komplexspektren der manganhalogenide, Helv. Phys. Acta, 1947, 20, 245. [all data]

Bacher, 1948
Bacher, J., Komplexspektren zweiatomiger manganhalogenide, Helv. Phys. Acta, 1948, 21, 379. [all data]

Rao, Reddy, et al., 1962
Rao, S.V.K.; Reddy, S.P.; Rao, P.T., The complex band system of MnF in the near ultra-violet, Proc. Phys. Soc. London, 1962, 79, 741. [all data]


Notes

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