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cis-1,2-Difluoroethylene-d2


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:   C2nu     Symmetry Number sigma = 2


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

a1 1 CD str 2320  D 2320 W gas
a1 2 CC str 1675  C 1675 S gas
a1 3 CF str 1054  C 1054 S gas
a1 4 CD bend 847  B 847 M gas
a1 5 CCF deform 255  D 255 W gas
a2 6 CD bend 656  E  ia CF ( )From product rule
a2 7 Torsion 459  E  ia CF ( )Calculated by assuming ?/?
b1 8 CD str 2320  D 2320 W gas SF(«nu»1)
b1 9 CF str 1225  C 1225 VS gas
b1 10 CD bend 937  B 937 M gas
b1 11 CCF deform 748  B 748 S gas
b2 12 CD bend 597  B 597 M gas

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
iaInactive
CFCalculated frequency
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
D6~15 cm-1 uncertainty
E15~30 cm-1 uncertainty

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.

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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