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Bromine isocyanate


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

Tx = 34200 gas Gottardi, 1972

State:   X


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

a' 1 NCO a-stretch 2198.0 vs gas IR Gottardi, 1972
DeVore, 1987
Gerke, Schatte, et al., 1989
1 NCO a-stretch 2196 Ne IR Gerke, Schatte, et al., 1989
1 NCO a-stretch 2191.9 Ar IR Gerke, Schatte, et al., 1989
2 NCO s-stretch 1294.5 w gas IR Gottardi, 1972
DeVore, 1987
Gerke, Schatte, et al., 1989
2 NCO s-stretch 1290.9 Ne IR Gerke, Schatte, et al., 1989
2 NCO s-stretch 1296.9 Ar IR Gerke, Schatte, et al., 1989
3 NCO bend 687.7 w gas IR Gottardi, 1972
DeVore, 1987
Gerke, Schatte, et al., 1989
3 NCO bend 691.1 Ne IR Gerke, Schatte, et al., 1989
3 NCO bend 686.6 Ar IR Gerke, Schatte, et al., 1989
4 NBr stretch 506.0 w Ne IR Gerke, Schatte, et al., 1989
5 BrNC bend 137.4 w Ne IR Gerke, Schatte, et al., 1989
a 6 NCO bend 569.9 w gas IR Gottardi, 1972
DeVore, 1987
Gerke, Schatte, et al., 1989
6 NCO bend 572.2 Ne IR Gerke, Schatte, et al., 1989
6 NCO bend 563.1 Ar IR Gerke, Schatte, et al., 1989

Additional references: Jacox, 1994, page 198; Jemson, Lewis-Bevan, et al., 1984; Jemson, Lewis-Bevan, et al., 1986; Hensel, Lam, et al., 1992

Notes

wWeak
vsVery strong
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

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.

Gottardi, 1972
Gottardi, W., Darstellung und Eigenschaften von Bromisocyanat, Monatsh. Chem., 1972, 103, 4, 1150, https://doi.org/10.1007/BF00905191 . [all data]

DeVore, 1987
DeVore, T.C., The infrared spectra of the halogen isocyanate and thiocyanate vapor molecules, J. Mol. Struct., 1987, 162, 3-4, 287, https://doi.org/10.1016/0022-2860(87)87060-6 . [all data]

Gerke, Schatte, et al., 1989
Gerke, M.; Schatte, G.; Willner, H., Bromine isocyanate, BrNCO, and its 15N, 13C, 18O isotopically enriched species: Assignment of vibrational spectra, force field, and structure, J. Mol. Spectrosc., 1989, 135, 2, 359, https://doi.org/10.1016/0022-2852(89)90162-8 . [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]

Jemson, Lewis-Bevan, et al., 1984
Jemson, H.M.; Lewis-Bevan, W.; Westwood, N.P.C.; Gerry, M.C.L., The microwave spectrum of bromine isocyanate, Brnco: Determination of rotational constants from quadrupole hyperfine structure, Chem. Phys. Lett., 1984, 108, 5, 496, https://doi.org/10.1016/0009-2614(84)85187-8 . [all data]

Jemson, Lewis-Bevan, et al., 1986
Jemson, H.M.; Lewis-Bevan, W.; Westwood, N.P.C.; Gerry, M.C.L., The microwave spectrum and structure of the unstable molecule bromine isocyanate, BrNCO, J. Mol. Spectrosc., 1986, 118, 2, 481, https://doi.org/10.1016/0022-2852(86)90184-0 . [all data]

Hensel, Lam, et al., 1992
Hensel, K.D.; Lam, M.E.; Gerry, M.C.L.; Willner, H., The microwave spectrum of BrNC18O and the structure of bromine isocyanate, J. Mol. Spectrosc., 1992, 151, 1, 184, https://doi.org/10.1016/0022-2852(92)90014-F . [all data]


Notes

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