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II.A.3. (XII.A.1.)

Listing of experimental geometry data for C2F4 (Tetrafluoroethylene)

Rotational Constants (cm-1)
See section I.F.4 to change rotational constant units
Rotational Constants from
Calculated rotational constants for C2F4 (Tetrafluoroethylene).

Point Group D2h

Internal coordinates (distances (r) in Å) (angles (a) in degrees) (dihedrals (d) in degrees)
Description Value Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rCC 1.311 1 2 1976Hellwege(II/7)
rCF 1.319 1 3 1976Hellwege(II/7)
aCCF 123.8 1 2 5 1976Hellwege(II/7)
aFCF 112.4 3 1 4 1976Hellwege(II/7) by symmetry
picture of Tetrafluoroethylene

Bond descriptions
Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
C=C 1
C-F 4

Atom x (Å) y (Å) z (Å)
C1 0.0000 0.0000 0.6555
C2 0.0000 0.0000 -0.6555
F3 0.0000 1.0961 1.3893
F4 0.0000 -1.0961 1.3893
F5 0.0000 -1.0961 -1.3893
F6 0.0000 1.0961 -1.3893

Atom - Atom Distances (Å)
  C1 C2 F3 F4 F5 F6

Calculated geometries for C2F4 (Tetrafluoroethylene).

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squib reference DOI
1976Hellwege(II/7) Hellwege, KH and AM Hellwege (ed.). Landolt-Bornstein: Group II: Atomic and Molecular Physics Volume 7: Structure Data of Free Polyatomic Molecules. Springer-Verlag. Berlin. 1976.  

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