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H2CCl-Cl


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   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Txd = 28000 Ar Andrews, Prochaska, et al., 1979

State:   ?


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

Txd = 16000 Ar Andrews, Prochaska, et al., 1979

State:   X


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

CH2 stretch 3143.3 w Ar IR Maier, Reisenauer, et al., 1990
Fridgen, Zhang, et al., 2000
CH2 stretch 3023.5 w m Ar IR Maier, Reisenauer, et al., 1990
Fridgen, Zhang, et al., 2000
CH2 stretch 3019 Kr IR Fridgen, Zhang, et al., 2000
CH2 scissors 1404.9 w m Ar IR Maier, Reisenauer, et al., 1990
Fridgen, Zhang, et al., 2000
CH2 scissors 1405 Kr IR Fridgen, Zhang, et al., 2000
CH2 scissors 1402 Xe IR Fridgen, Zhang, et al., 2000
1193 s T Ar IR Andrews, Prochaska, et al., 1979
Kelsall and Andrews, 1983
CCl stretch 958.5 w m Ar IR Maier, Reisenauer, et al., 1990
Fridgen, Zhang, et al., 2000
CCl stretch 965 Kr IR Fridgen, Zhang, et al., 2000
763.2 vs Ar IR Andrews, Prochaska, et al., 1979
Kelsall and Andrews, 1983
Maier, Reisenauer, et al., 1990
Fridgen, Zhang, et al., 2000
775 Kr IR Fridgen, Zhang, et al., 2000
776 Xe IR Fridgen, Zhang, et al., 2000

Additional references: Jacox, 1994, page 263; Jacox, 2003, page 269

Notes

wWeak
mMedium
sStrong
vsVery strong
TTentative assignment or approximate value
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.
dPhotodissociation threshold

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.

Andrews, Prochaska, et al., 1979
Andrews, L.; Prochaska, F.T.; Ault, B.S., Matrix photoionization and radiolysis of dichloromethane and dibromomethane. Infrared and ultraviolet absorption spectra and photolysis of CH2Cl2+ and CH2Br2+, J. Am. Chem. Soc., 1979, 101, 1, 9, https://doi.org/10.1021/ja00495a002 . [all data]

Maier, Reisenauer, et al., 1990
Maier, G.; Reisenauer, H.P.; Hu, J.; Schaad, L.J.; Hess, B.A., Jr., Photochemical isomerization of dihalomethanes in argon matrixes, J. Am. Chem. Soc., 1990, 112, 13, 5117, https://doi.org/10.1021/ja00169a020 . [all data]

Fridgen, Zhang, et al., 2000
Fridgen, T.D.; Zhang, X.K.; Parnis, J.M.; March, R.E., Isomerization and Fragmentation Products of CH, J. Phys. Chem. A, 2000, 104, 16, 3487, https://doi.org/10.1021/jp993162u . [all data]

Kelsall and Andrews, 1983
Kelsall, B.J.; Andrews, L., FTIR spectroscopic studies of the matrix photoionization and photolysis products of methylene halides, J. Mol. Spectrosc., 1983, 97, 2, 362, https://doi.org/10.1016/0022-2852(83)90274-6 . [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, 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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