HCCBr+

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:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 20550.82 ± 0.04 gas A-X 416 613 Allan, Kloster-Jensen, et al., 1977
Maier and Misev, 1984
King, Maier, et al., 1984
Fulara, Klapstein, et al., 1986
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 2 CC stretch 2051 ± 3 gas LF Maier and Misev, 1984
3 CBr stretch 492 ± 2 gas LF EF Maier and Misev, 1984
Fulara, Klapstein, et al., 1986
Π 4 CCH bend 629 ± 3 gas LF Maier and Misev, 1984
5 CCBr bend 207 ± 3 gas LF Maier and Misev, 1984

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 1 CH stretch 3280 ± 2 gas EF Fulara, Klapstein, et al., 1986
2 CC stretch 1931 ± 2 gas EF Fulara, Klapstein, et al., 1986
3 CBr stretch 673 ± 2 gas LF EF Maier and Misev, 1984
Fulara, Klapstein, et al., 1986
Π 4 CCH bend 618 ± 10 gas EF Fulara, Klapstein, et al., 1986
5 CCBr bend 273 ± 10 gas EF Fulara, Klapstein, et al., 1986

Additional references: Jacox, 1994, page 158

Notes

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.

Allan, Kloster-Jensen, et al., 1977
Allan, M.; Kloster-Jensen, E.; Maier, J.P., J. Chem. Soc., 1977, Faraday Trans. 2 73, 1406. [all data]

Maier and Misev, 1984
Maier, J.P.; Misev, L., J. Chem. Soc., 1984, Faraday Trans. 2, 80, 43. [all data]

King, Maier, et al., 1984
King, M.A.; Maier, J.P.; Misev, L.; Ochsner, M., Rotational analysis of the laser excitation spectra of the bromoacetylene and deuterobromoacetylene cations, Can. J. Phys., 1984, 62, 12, 1437, https://doi.org/10.1139/p84-191 . [all data]

Fulara, Klapstein, et al., 1986
Fulara, J.; Klapstein, D.; Kuhn, R.; Maier, J.P., Emission spectra of supersonically cooled haloacetylene cations: X-C.tplbond.C-H(D)+, X = Br, I, J. Phys. Chem., 1986, 90, 10, 2061, https://doi.org/10.1021/j100401a018 . [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