tin dibromide


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:
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

View reactions leading to Br2Sn+ (ion structure unspecified)

Ionization energy determinations

IE (eV) Method Reference Comment
9.0PENovak and Potts, 1984LBLHLM
10.6 ± 0.2EIHirayama and Straw, 1984LBLHLM
10.0 ± 0.4EIKnowles, Nicholson, et al., 1970RDSH
9.83PENovak and Potts, 1984Vertical value; LBLHLM
9.87 ± 0.05PEHarris, Lappert, et al., 1976Vertical value; LLK
9.85 ± 0.05PEEvans and Orchard, 1975Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
Br+18.5 ± 0.5Sn+BrEIHirayama and Straw, 1984LBLHLM
BrSn+11.2 ± 0.2BrEIHirayama and Straw, 1984LBLHLM
SnBr+11.0 ± 0.4BrEIKnowles, Nicholson, et al., 1970RDSH
Sn+14.9 ± 0.32BrEIHirayama and Straw, 1984LBLHLM
Sn+12.8 ± 1.0?EIKnowles, Nicholson, et al., 1970RDSH

Vibrational and/or electronic energy levels

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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: Takehiko Shimanouchi

Symmetry:   C     Symmetry Number σ = 2


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a1 1 Sym str 244  D 244 solid solid
a1 2 Bend 80  C 80 gas
b1 3 Anti str 231  D 231 solid solid

Source: Shimanouchi, 1972

Notes

C3~6 cm-1 uncertainty
D6~15 cm-1 uncertainty

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.

Novak and Potts, 1984
Novak, I.; Potts, A.W., Ultraviolet photoelectron spectra of gas phase and condensed tin and lead dihalides (MX2, M = Sn, Pb X = Cl, Br, I), J. Electron Spectrosc. Relat. Phenom., 1984, 33, 1. [all data]

Hirayama and Straw, 1984
Hirayama, C.; Straw, R.D., The mass spectra of vapors over SnI2, SnBr2, amd SnI2 + SnBr2, and the enthalpy of formation of SnIBr, Thermochim. Acta, 1984, 80, 297. [all data]

Knowles, Nicholson, et al., 1970
Knowles, D.J.; Nicholson, A.J.C.; Swingler, D.L., Electron impact studies. II.Stannous bromide and stannic bromide, J. Phys. Chem., 1970, 74, 3642. [all data]

Harris, Lappert, et al., 1976
Harris, D.H.; Lappert, M.F.; Pedley, J.B.; Sharp, G.J., Bonding studies of compounds of group 3-5 elements. Part XVIII. He(I) photoelectron spectra of bivalent homoleptic alkyls and amides, especially of group 4 elements, and of tin(II) chloride and bromide, J. Chem. Soc. Dalton Trans., 1976, 945. [all data]

Evans and Orchard, 1975
Evans, S.; Orchard, A.F., The vapour phase ultra-violet photoelectron spectroscopy of metal halides at elevated temperatures, J. Electron Spectrosc. Relat. Phenom., 1975, 6, 207. [all data]

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume II, J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]


Notes

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