BrOBr
- Formula: Br2O
- Molecular weight: 175.807
- CAS Registry Number: 21308-80-5
- Information on this page:
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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: Marilyn E. Jacox
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 50000 | T | gas | Orlando and Burkholder, 1995 | ||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 47000 | T | N2 | Levason, Ogden, et al., 1990 | ||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 31800 | gas | Orlando and Burkholder, 1995 | |||||
Rattigan, Lary, et al., 1996 | |||||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 31200 | N2 | Levason, Ogden, et al., 1990 | |||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 28570 | gas | Rattigan, Lary, et al., 1996 | |||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 22700 | gas | Orlando and Burkholder, 1995 | |||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 22100 | T | N2 | Levason, Ogden, et al., 1990 | ||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 19230 | gas | Rattigan, Lary, et al., 1996 | |||||
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Tx = 15150 | gas | Rattigan, Lary, et al., 1996 | |||||
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 1 | Sym. stretch | 533 | gas | IR | Chu and Li, 2000 | |
1 | Sym. stretch | 526.1 | Ar | IR | Tevault, Walker, et al., 1978 Allen, Poliakoff, et al., 1987 Kolm, Schrems, et al., 1998 | ||
1 | Sym. stretch | 528 | N2 | IR | Levason, Ogden, et al., 1990 | ||
b2 | 3 | Asym. stretch | 629 | gas | IR | Chu and Li, 2000 | |
3 | Asym. stretch | 621.4 | Ne | IR | Lee and Lee, 2000 | ||
3 | Asym. stretch | 623.4 | w | Ar | IR | Allen, Poliakoff, et al., 1987 Kolm, Schrems, et al., 1998 | |
3 | Asym. stretch | 626 | N2 | IR | Levason, Ogden, et al., 1990 | ||
Additional references: Jacox, 1994, page 114; Jacox, 1998, page 207; Jacox, 2003, page 151; Muller, Miller, et al., 1996; Muller and Cohen, 1997
Notes
w | Weak |
T | Tentative assignment or approximate value |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
x | Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state. |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Orlando and Burkholder, 1995
Orlando, J.J.; Burkholder, J.B.,
Gas-Phase UV/Visible Absorption Spectra of HOBr and Br2O,
J. Phys. Chem., 1995, 99, 4, 1143, https://doi.org/10.1021/j100004a013
. [all data]
Levason, Ogden, et al., 1990
Levason, W.; Ogden, J.S.; Spicer, M.D.; Young, N.A.,
Characterization of dibromine monoxide (Br2O) by bromine K-edge EXAFS and IR spectroscopy,
J. Am. Chem. Soc., 1990, 112, 3, 1019, https://doi.org/10.1021/ja00159a019
. [all data]
Rattigan, Lary, et al., 1996
Rattigan, O.V.; Lary, D.J.; Jones, R.L.; Cox, R.A.,
UV-visible absorption cross sections of gaseous Br,
J. Geophys. Res. D, 1996, 101, D17, 23021, https://doi.org/10.1029/96JD02017
. [all data]
Chu and Li, 2000
Chu, L.T.; Li, Z.,
Fourier transform infrared spectroscopic study of Br2O and OBrO,
Chem. Phys. Lett., 2000, 330, 1-2, 68, https://doi.org/10.1016/S0009-2614(00)01090-3
. [all data]
Tevault, Walker, et al., 1978
Tevault, D.E.; Walker, N.; Smardzewski, R.R.; Fox, W.B.,
Infrared spectra of the BrO and OBrO free radicals and of BrOBr and BrBrO molecules in Solid Argon at 10K,
J. Phys. Chem., 1978, 82, 25, 2733, https://doi.org/10.1021/j100514a022
. [all data]
Allen, Poliakoff, et al., 1987
Allen, S.D.; Poliakoff, M.; Turner, J.J.,
Photochemistry of an ozone-bromine complex; the IR spectrum of matrix isolated Br2O,
J. Mol. Struct., 1987, 157, 1-3, 1, https://doi.org/10.1016/0022-2860(87)87078-3
. [all data]
Kolm, Schrems, et al., 1998
Kolm, J.; Schrems, O.; Beichert, P.,
Reversible Photoinitiated Isomerization Reaction of BrOBr to BrBrO: A Combined Matrix Isolation and ab Initio Study,
J. Phys. Chem. A, 1998, 102, 7, 1083, https://doi.org/10.1021/jp973082v
. [all data]
Lee and Lee, 2000
Lee, Y.-C.; Lee, Y.-P.,
The Visible Absorption Spectrum of,
J. Phys. Chem. A, 2000, 104, 30, 6951, https://doi.org/10.1021/jp000527y
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Muller, Miller, et al., 1996
Muller, H.S.P.; Miller, C.E.; Cohen, E.A.,
Dibrommonoxid, Br2O, und Bromdioxid, OBrO: spektroskopische Eigenschaften, Molekülstrukturen und harmonische Kraftfelder,
Angew. Chem., 1996, 108, 18, 2285, https://doi.org/10.1002/ange.19961081832
. [all data]
Muller and Cohen, 1997
Muller, H.S.P.; Cohen, E.A.,
Dibromine monoxide, Br[sub 2]O: The rotational spectrum and molecular properties,
J. Chem. Phys., 1997, 106, 20, 8344, https://doi.org/10.1063/1.473920
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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