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Selenium(IV) oxide

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Phase change data

Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
430. - 590.8.329765199.75634.002Stull, 1947Coefficents calculated by NIST from author's data.

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
B - John E. Bartmess

View reactions leading to O2Se+ (ion structure unspecified)

Electron affinity determinations

EA (eV) Method Reference Comment
1.823 ± 0.040LPESSnodgrass, Coe, et al., 1989B

Ionization energy determinations

IE (eV) Method Reference Comment
11.5 ± 0.5EIFicalora, Thompson, et al., 1969RDSH
11.76PEPotts, 1977Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
SeO+13.0 ± 0.5OEIFicalora, Thompson, et al., 1969RDSH
Se+16.8 ± 0.5?EIFicalora, Thompson, et al., 1969RDSH

Mass spectrum (electron ionization)

Go To: Top, Phase change data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin Chemical Concepts
NIST MS number 158252

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Vibrational and/or electronic energy levels

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes

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:   C


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 31982.17 gas C-X 225 345 Duchesne and Rosen, 1941
Haranath and Sivaramamurty, 1961
King and McLean, 1974
King and McLean, 1974, 2
Crowther and Brown, 2004
Crowther and Brown, 2004, 2
To = 31065 ± 20 Xe C-X 242 322 Voigt, Meyer, et al., 1970


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a1 1 Sym. stretch 626.0 ± 0.5 gas AB LF Duchesne and Rosen, 1941
King and McLean, 1974
Crowther and Brown, 2004
1 Sym. stretch 620 T Xe AB Voigt, Meyer, et al., 1970
2 Bend 265.3 ± 0.5 gas AB LF King and McLean, 1974
Crowther and Brown, 2004
b2 3 Asym. stretch 671 H T gas LF Crowther and Brown, 2004

State:   3B2


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 23840 gas 3B2-X 370 500 Duchesne and Rosen, 1947
Haranath and Sivaramamurty, 1961
King and Meatherall, 1984
Kr 3B2-X 475 600 Voigt, Meyer, et al., 1970
Xe 3B2-X 475 615 Voigt, Meyer, et al., 1970


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a1 1 Sym. stretch 780 gas AB King and Meatherall, 1984
2 Bend 199 gas AB EM Duchesne and Rosen, 1947
Haranath and Sivaramamurty, 1961
King and Meatherall, 1984
b2 3 Asym. stretch 863 gas AB King and Meatherall, 1984

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a1 1 Sym. stretch 920.8 ± 0.5 gas AB LF King and McLean, 1974
King and Meatherall, 1984
Snodgrass, Coe, et al., 1989
Crowther and Brown, 2004
1 Sym. stretch 923.4 Ne IR Hastie, Hauge, et al., 1969
1 Sym. stretch 922.0 w Ar IR Hastie, Hauge, et al., 1969
Nunziante Cesaro, Spoliti, et al., 1971
Brabson, Andrews, et al., 1996
2 Bend 369.8 ± 0.5 gas IR LF King and McLean, 1974
King and Meatherall, 1984
Konings, Booij, et al., 1998
Crowther and Brown, 2004
2 Bend 366.0 s Ar IR Nunziante Cesaro, Spoliti, et al., 1971
Brabson, Andrews, et al., 1996
2 Bend 365 T Kr EM Voigt, Meyer, et al., 1970
2 Bend 365 T Xe EM Voigt, Meyer, et al., 1970
b2 3 Asym. stretch 968 gas IR AB Giguere and Falk, 1960
King and Meatherall, 1984
Konings, Booij, et al., 1998
3 Asym. stretch 971.2 Ne IR Hastie, Hauge, et al., 1969
3 Asym. stretch 970.2 Ne IR Hastie, Hauge, et al., 1969
3 Asym. stretch 965.3 s Ar IR Hastie, Hauge, et al., 1969
Nunziante Cesaro, Spoliti, et al., 1971
Brabson, Andrews, et al., 1996

Additional references: Jacox, 1998, page 200; Jacox, 2003, page 144; Takeo, Hirota, et al., 1970

Notes

wWeak
sStrong
H(1/2)(2nu)
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.

References

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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.

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Snodgrass, Coe, et al., 1989
Snodgrass, J.T.; Coe, J.V.; McHugh, K.M.; Freidhoff, C.B.; Bowen, K.H., Photoelectron Spectroscopy of the Selenium and Tellurium Containing Negative Ions: SeO2-, Se2- and Te2-, J. Phys. Chem., 1989, 93, 4, 1249, https://doi.org/10.1021/j100341a016 . [all data]

Ficalora, Thompson, et al., 1969
Ficalora, P.J.; Thompson, J.C.; Margrave, J.L., Mass spectrometric studies at high temperatures-XXVI.The sublimation of SeO, and SeO3, J. Inorg. Nucl. Chem., 1969, 31, 3771. [all data]

Potts, 1977
Potts, A.W., The valence electronic structure of SeO2 studied by UPS its relation to that of other group VIB dioxides, J. Electron Spectrosc. Relat. Phenom., 1977, 11, 157. [all data]

Duchesne and Rosen, 1941
Duchesne, J.; Rosen, B., Recherches sur le spectre d'absorption de la molecule SeO2, Physica, 1941, 8, 6, 540, https://doi.org/10.1016/S0031-8914(41)80036-6 . [all data]

Haranath and Sivaramamurty, 1961
Haranath, P.B.V.; Sivaramamurty, V., Indian J. Phys., 1961, 35, 599. [all data]

King and McLean, 1974
King, G.W.; McLean, P.R., Selenium dioxide: Vibrational analysis of the 3130 Å absorption system, J. Mol. Spectrosc., 1974, 51, 2, 363, https://doi.org/10.1016/0022-2852(74)90065-4 . [all data]

King and McLean, 1974, 2
King, G.W.; McLean, P.R., Selenium dioxide, J. Mol. Spectrosc., 1974, 52, 1, 154, https://doi.org/10.1016/0022-2852(74)90011-3 . [all data]

Crowther and Brown, 2004
Crowther, S.A.; Brown, J.M., The 313nm band system of SeO2. Part 1: vibrational structure, J. Mol. Spectrosc., 2004, 225, 2, 196, https://doi.org/10.1016/j.jms.2004.03.005 . [all data]

Crowther and Brown, 2004, 2
Crowther, S.A.; Brown, J.M., The 313nm band system of SeO2. Part 2: rotational structure, J. Mol. Spectrosc., 2004, 225, 2, 206, https://doi.org/10.1016/j.jms.2004.03.006 . [all data]

Voigt, Meyer, et al., 1970
Voigt, E.M.; Meyer, B.; Morelle, A.; Smith, J.J., The spectrum of matrix isolated SeO2: Evidence for slow internal conversion between excited states, J. Mol. Spectrosc., 1970, 34, 2, 179, https://doi.org/10.1016/0022-2852(70)90085-8 . [all data]

Duchesne and Rosen, 1947
Duchesne, J.; Rosen, B., Contribution to the Study of Electronic Spectra of Bent Triatomic Molecules, J. Chem. Phys., 1947, 15, 9, 631, https://doi.org/10.1063/1.1746620 . [all data]

King and Meatherall, 1984
King, G.W.; Meatherall, R.C., Selenium dioxide: Analysis of the 419-nm absorption system, J. Mol. Spectrosc., 1984, 106, 1, 196, https://doi.org/10.1016/0022-2852(84)90093-6 . [all data]

Hastie, Hauge, et al., 1969
Hastie, J.W.; Hauge, R.; Margrave, J.L., Infra-red spectra and geometry of SO2 and SeO2 in rare gas matrices, J. Inorg. Nucl. Chem., 1969, 31, 2, 281, https://doi.org/10.1016/0022-1902(69)80471-9 . [all data]

Nunziante Cesaro, Spoliti, et al., 1971
Nunziante Cesaro, S.; Spoliti, M.; Hinchcliffe, A.J.; Ogden, J.S., Infrared Spectrum and Thermodynamic Functions of Matrix Isolated SeO2, J. Chem. Phys., 1971, 55, 12, 5834, https://doi.org/10.1063/1.1675762 . [all data]

Brabson, Andrews, et al., 1996
Brabson, G.D.; Andrews, L.; Marsden, C.J., Reactions of Selenium and Oxygen. Matrix Infrared Spectra and Density Functional Calculations of Novel Se, J. Phys. Chem., 1996, 100, 41, 16487, https://doi.org/10.1021/jp961388g . [all data]

Konings, Booij, et al., 1998
Konings, R.J.M.; Booij, A.S.; Kovacs, A., The infrared spectra of SeO2 and TeO2 in the gas phase, Chem. Phys. Lett., 1998, 292, 4-6, 337, https://doi.org/10.1016/S0009-2614(98)00689-7 . [all data]

Giguere and Falk, 1960
Giguere, P.A.; Falk, M., The infrared spectra of selenium dioxide, Spectrochim. Acta, 1960, 16, 1-2, 1, https://doi.org/10.1016/0371-1951(60)80064-1 . [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]

Takeo, Hirota, et al., 1970
Takeo, H.; Hirota, E.; Morino, Y., Equilibrium structure and potential function of selenium dioxide by microwave spectroscopy, J. Mol. Spectrosc., 1970, 34, 3, 370, https://doi.org/10.1016/0022-2852(70)90020-2 . [all data]


Notes

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References