Acetylene, bromo-

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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: Takehiko Shimanouchi

Symmetry:   C∞ν     Symmetry Number σ = 1


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

σ+ 1 CH str 3325  B 3325 VS gas
σ+ 2 CC str 2085  B 2085 VS gas
σ+ 3 CBr str 618  C 618 VS gas SF4)
π 4 CH bend 618  C 618 VS gas SF3)
π 5 CCBr bend 295  B 295 W gas

Source: Shimanouchi, 1972

Notes

VSVery strong
WWeak
SFCalculation shows that the frequency approximately equals that of the vibration indicated in the parentheses.
B1~3 cm-1 uncertainty
C3~6 cm-1 uncertainty

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.

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

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