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All results from a given calculation for F2CCCF2 (tetrafluoroallene)

using model chemistry: QCISD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D2D 1A1
Energy calculated at QCISD/aug-cc-pVTZ
 hartrees
Energy at 0K-512.935700
Energy at 298.15K 
HF Energy-511.455739
Nuclear repulsion energy284.598789
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at QCISD/aug-cc-pVTZ
Rotational Constants (cm-1) from geometry optimized at QCISD/aug-cc-pVTZ
ABC
0.19256 0.04164 0.04164

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/aug-cc-pVTZ

Point Group is D2d

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.000
C2 0.000 0.000 1.296
C3 0.000 0.000 -1.296
F4 0.000 1.073 2.054
F5 0.000 -1.073 2.054
F6 1.073 0.000 -2.054
F7 -1.073 0.000 -2.054

Atom - Atom Distances (Å)
  C1 C2 C3 F4 F5 F6 F7
C11.29631.29632.31792.31792.31792.3179
C21.29632.59261.31411.31413.51853.5185
C31.29632.59263.51853.51851.31411.3141
F42.31791.31413.51852.14664.38034.3803
F52.31791.31413.51852.14664.38034.3803
F62.31793.51851.31414.38034.38032.1466
F72.31793.51851.31414.38034.38032.1466

picture of tetrafluoroallene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 125.236 C1 C2 F5 125.236
C1 C3 F6 125.236 C1 C3 F7 125.236
C2 C1 C3 180.000 F4 C2 F5 109.528
F6 C3 F7 109.528
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability