NNO2-

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:   B
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tod = 17240 gas Posey and Johnson, 1988
Arnold and Neumark, 1995
Osboen, Leahy, et al., 1996

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 NN stretch 1359.6 w m Ne IR Jacox, 1990
1 NN stretch 1355 w Ar IR Milligan and Jacox, 1971
Hacaloglu, Suzer, et al., 1990
Jacox, 1990
2 NO2 s-stretch 950 T gas PE Arnold and Neumark, 1995
2 NO2 s-stretch 1004.5 w m Ne IR Jacox, 1990
2 NO2 s-stretch 1008 w Ar IR Milligan and Jacox, 1971
Hacaloglu, Suzer, et al., 1990
Jacox, 1990
b2 5 NO2 a-stretch 1199.3 m Ne IR Jacox, 1990
Andrews and Zhou, 1999
5 NO2 a-stretch 1205.5 m Ar IR Milligan and Jacox, 1971
Hacaloglu, Suzer, et al., 1990

Additional references: Jacox, 1994, page 207; Jacox, 1998, page 256; Jacox, 2003, page 236

Notes

wWeak
mMedium
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
dPhotodissociation threshold

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.

Posey and Johnson, 1988
Posey, L.A.; Johnson, M.A., Pulsed photoelectron spectroscopy of negative cluster ions: Isolation of three distinguishable forms of N2O-2, J. Chem. Phys., 1988, 88, 9, 5383, https://doi.org/10.1063/1.454576 . [all data]

Arnold and Neumark, 1995
Arnold, D.W.; Neumark, D.M., Study of N2O2 by photoelectron spectroscopy of N2O2-, J. Chem. Phys., 1995, 102, 18, 7035, https://doi.org/10.1063/1.469097 . [all data]

Osboen, Leahy, et al., 1996
Osboen, D.L.; Leahy, D.J.; Cyr, D.R.; Neumark, D.M., Photodissociation Spectroscopy and Dynamics of the N2O2- Anion, J. Chem. Phys., 1996, 104, 13, 5026, https://doi.org/10.1063/1.471132 . [all data]

Jacox, 1990
Jacox, M.E., The vibrational spectra of molecular ions isolated in solid neon. V. N2O+ and NNO-2, J. Chem. Phys., 1990, 93, 11, 7622, https://doi.org/10.1063/1.459393 . [all data]

Milligan and Jacox, 1971
Milligan, D.E.; Jacox, M.E., Matrix-Isolation Study of the Interaction of Electrons and Alkali Metal Atoms with Various Nitrogen Oxides. Infrared Spectra of the Species NO-, NO[sub 2]-], and N[sub 2]O[sub 2]-], J. Chem. Phys., 1971, 55, 7, 3404, https://doi.org/10.1063/1.1676592 . [all data]

Hacaloglu, Suzer, et al., 1990
Hacaloglu, J.; Suzer, S.; Andrews, L., Chemical ionization discharge of nitrogen oxide for matrix infrared spectroscopic study of isolated anions, J. Phys. Chem., 1990, 94, 5, 1759, https://doi.org/10.1021/j100368a011 . [all data]

Andrews and Zhou, 1999
Andrews, L.; Zhou, M., Infrared spectra of (NO)[sub 2][sup -] and (NO)[sub 2][sup +] isomers trapped in solid neon, J. Chem. Phys., 1999, 111, 13, 6036, https://doi.org/10.1063/1.479900 . [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]

Notes

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