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Ethene, 1,1-dichloro-2,2-difluoro-

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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:   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 CC str 1749  B 1749 VS gas 1738.8 S liq.
a1 2 CF str 1032  B 1032 VS gas 1027.6 M liq.
a1 3 CCl str 622  C 622 M gas 623.0 S liq.
a1 4 CF2 scis 434  C 434 gas 433.8 VS liq.
a1 5 CCl2 scis 258  C 258 S gas 258 VS liq.
a2 6 Torsion 167  D 167 VW liq.
b1 7 CF str 1327  B 1327 VS gas 1313 VW liq.
b1 8 CCl str 989  B 989 VS gas 986 VW liq.
b1 9 CF2 rock 459  C 459 VW gas 454 W liq.
b1 10 CCl2 rock 192  C 192 gas 187.8 W liq.
b2 11 CF2 wag 564  C 564 S gas 560.8 VS liq.
b2 12 CCl2 wag 323  C 323 W gas

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
VWVery weak
B1~3 cm-1 uncertainty
C3~6 cm-1 uncertainty
D6~15 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

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