F2CN

Vibrational and/or electronic energy levels

Go To: Top, 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   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 27639.8 gas C-X 338 362 Dixon, Duxbury, et al., 1967
To = 27650 ± 40 Ar C-X 338 362 Jacox and Milligan, 1968
To = 27660 ± 40 N2 C-X 338 362 Jacox and Milligan, 1968
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 CN stretch 1884 gas AB Dixon, Duxbury, et al., 1967
1 CN stretch 1808 ± 80 Ar AB Jacox and Milligan, 1968
1 CN stretch 1879 ± 80 N2 AB Jacox and Milligan, 1968
2 CF stretch 900 gas AB Dixon, Duxbury, et al., 1967
3 CF2 scissors 568 gas AB Dixon, Duxbury, et al., 1967
3 CF2 scissors 586 ± 80 Ar AB Jacox and Milligan, 1968
3 CF2 scissors 641 ± 80 N2 AB Jacox and Milligan, 1968

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 1 C=N stretch 1734 vs Ar IR Jacox and Milligan, 1968
1 C=N stretch 1771 vs Ar IR Jacox and Milligan, 1968
2 CF stretch 955 m s Ar IR Jacox and Milligan, 1968
b1 4 OPLA 660 m Ar IR Jacox and Milligan, 1968
b2 5 CF stretch 1257 vs Ar IR Jacox and Milligan, 1968
6 CF2 rock 497 m s N2 IR Jacox and Milligan, 1968

Additional references: Jacox, 1994, page 204

Notes

mMedium
sStrong
vsVery strong
oEnergy separation between the v = 0 levels of the excited and electronic ground states.

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.

Dixon, Duxbury, et al., 1967
Dixon, R.N.; Duxbury, G.; Mitchell, R.C.; Simons, J.P., The Ultraviolet Absorption Spectrum of the FFormulaCN Radical, Proc. Roy. Soc. (London) A300, 1967, 300, 1462, 405, https://doi.org/10.1098/rspa.1967.0178 . [all data]

Jacox and Milligan, 1968
Jacox, M.E.; Milligan, D.E., Matrix-Isolation Study of the Infrared Spectrum of the Free Radical F2CN, J. Chem. Phys., 1968, 48, 9, 4040, https://doi.org/10.1063/1.1669732 . [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

Go To: Top, Vibrational and/or electronic energy levels, References