HN=CHCN+


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:   D


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Txx = 23500 ± 400 gas Evans, Lacombe, et al., 1992

State:   C


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Txx = 18000 ± 400 gas Evans, Lacombe, et al., 1992

State:   B


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Txx = 12000 ± 400 gas Evans, Lacombe, et al., 1992


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

CN stretch 1850 ± 50 gas PE Evans, Lacombe, et al., 1992

State:   A


 Energy 
 (cm-1
 Med.   Transition   λmin 
 (nm) 
 λmax 
 (nm) 
 References

Txx = 6000 ± 400 gas Evans, Lacombe, et al., 1992


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

1450 ± 50 gas PE Evans, Lacombe, et al., 1992

Additional references: Jacox, 1994, page 327

Notes

xxEnergy separation between the band maxima of both the excited state and the ground state of a molecular cation, derived from a photoelectron spectrum.

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.

Evans, Lacombe, et al., 1992
Evans, R.A.; Lacombe, S.M.; Simon, M.J.; Pfister-Guillouzo, G.; Wentrup, C., Hydrogen cyanide dimers: photoelectron spectrum of iminoacetonitrile, J. Phys. Chem., 1992, 96, 12, 4801, https://doi.org/10.1021/j100191a015 . [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]


Notes

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