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
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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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Other data available:
Data at other public NIST sites:
- Gas Phase Kinetics Database
- X-ray Photoelectron Spectroscopy Database, version 5.0
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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
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV)	Method	Reference	Comment
10.560 ± 0.003	PI	Linn, Tzeng, et al., 1983	LBLHLM
10.62	PE	Eland, 1970	RDSH

Appearance energy determinations

Ion	AE (eV)	Other Products	Method	Reference	Comment
Br⁺	15.08 ± 0.18	HgBr	PI	Linn, Tzeng, et al., 1983	LBLHLM
Br⁺	15.08 ± 0.18	HgBr	EI	Linn, Tzeng, et al., 1983	LBLHLM
Br⁺	16.7 ± 0.2	?	EI	Kiser, Dillard, et al., 1969	RDSH
BrHg⁺	11.83 ± 0.03	Br	PI	Linn, Tzeng, et al., 1983	LBLHLM
BrHg⁺	11.83 ± 0.03	Br	EI	Linn, Tzeng, et al., 1983	LBLHLM
HgBr⁺	12.09 ± 0.17	Br	EI	Kiser, Dillard, et al., 1969	RDSH
Br₂⁺	12.59 ± 0.03	Hg	PI	Linn, Tzeng, et al., 1983	LBLHLM
Br₂⁺	12.59 ± 0.03	Hg	EI	Linn, Tzeng, et al., 1983	LBLHLM
Hg⁺	11.85 ± 0.03	Br₂	EI	Linn, Tzeng, et al., 1983	LBLHLM
Hg⁺	11.85 ± 0.03	Br₂	PI	Linn, Tzeng, et al., 1983	LBLHLM

References

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Linn, Tzeng, et al., 1983
Linn, S.H.; Tzeng, W.-B.; Brom, J.M., Jr.; Ng, C.Y., Molecular beam photoionization study of HgBr₂ and HgI₂, J. Chem. Phys., 1983, 78, 50. [all data]

Eland, 1970
Eland, J.H.D., Photoelectron spectra and chemical bonding of mercury(II) compounds, Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 37. [all data]

Kiser, Dillard, et al., 1969
Kiser, R.W.; Dillard, J.G.; Dugger, D.L., Mass spectrometry of inorganic halides, Advan. Chem. Ser., 1969, 72, 153. [all data]

Notes

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

Symbols used in this document:

AE Appearance energy
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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