Cesium bromide

Formula: BrCs
Molecular weight: 212.809
IUPAC Standard InChI: InChI=1S/BrH.Cs/h1H;/q;+1/p-1
IUPAC Standard InChIKey: LYQFWZFBNBDLEO-UHFFFAOYSA-M
CAS Registry Number: 7787-69-1
Chemical structure:
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Other names: caesium bromide
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Gas phase ion energetics data

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
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

Electron affinity determinations

EA (eV)	Reference	Comment
0.540 ± 0.040	Miller, Leopold, et al., 1986	Extrapolated by polarizability and radius from experimental data.; B

Ionization energy determinations

IE (eV)	Method	Reference	Comment
7.3	PE	Benson, Novak, et al., 1987	LBLHLM
7.7 ± 0.1	PE	Potts and Price, 1977	LLK
7.3 ± 0.2	PE	Smith and Pong, 1975	LLK
7.7 ± 0.1	PE	Potts, Williams, et al., 1974	LLK
7.46 ± 0.05	PE	Berkowitz, Dehmer, et al., 1973	LLK
7.72 ± 0.05	PI	Berkowitz, 1969	RDSH

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
Cs⁺	8.06 ± 0.05	Br	PI	Berkowitz, 1969	RDSH
Cs⁺	17.52 ± 0.04	Br(^-)	PE	Potts and Price, 1977	Vertical value; LLK
Cs⁺	18.53 ± 0.04	Br(^-)	PE	Potts and Price, 1977	Vertical value; LLK

References

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Miller, Leopold, et al., 1986
Miller, T.M.; Leopold, D.G.; Murray, K.K.; Lineberger, W.C., Electron Affinities of the Alkali Halides and the Structure of their Negative Ions, J. Chem. Phys., 1986, 85, 5, 2368, https://doi.org/10.1063/1.451091 . [all data]

Benson, Novak, et al., 1987
Benson, J.M.; Novak, I.; Potts, A.W., Photoelectron spectroscopy of the caesium halides using synchrotron radiation, J. Phys. B:, 1987, 20, 6257. [all data]

Potts and Price, 1977
Potts, A.W.; Price, W.C., Photoelectron studies of ionic materials using molecular beam techniques, Phys. Scr., 1977, 16, 191. [all data]

Smith and Pong, 1975
Smith, J.A.; Pong, W., Ultraviolet photoelectron spectra of cesium halides, Phys. Rev. B:, 1975, 12, 5931. [all data]

Potts, Williams, et al., 1974
Potts, A.W.; Williams, T.A.; Price, W.C., Photoelectron spectra and electronic structure of diatomic alkali halides, Proc. Roy. Soc. London A, 1974, 341, 147. [all data]

Berkowitz, Dehmer, et al., 1973
Berkowitz, J.; Dehmer, J.L.; Walker, T.E.H., PES of high-temperature vapors. IV. The cesium halides. Effect of spin-orbit interaction on the photoelectron and mass spectra of the alkali halides, J. Chem. Phys., 1973, 59, 3645. [all data]

Berkowitz, 1969
Berkowitz, J., Photoionization of high-temperature vapors. V. Cesium halides; chemical shift of autoionization, J. Chem. Phys., 1969, 50, 3503. [all data]

Notes

Go To: Top, Gas phase ion energetics data, References

Symbols used in this document:

AE Appearance energy

EA Electron affinity
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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