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All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: CCD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at CCD/cc-pVTZ
 hartrees
Energy at 0K-349.347743
Energy at 298.15K-349.349452
HF Energy-348.359462
Nuclear repulsion energy129.520365
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 CCD/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 1038 969 0.00      
2 A 856 800 34.31      
3 A 515 481 0.21      
4 A 220 206 0.40      
5 B 927 865 53.65      
6 B 628 587 12.42      

Unscaled Zero Point Vibrational Energy (zpe) 2092.0 cm-1
Scaled (by 0.9337) Zero Point Vibrational Energy (zpe) 1953.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCD/cc-pVTZ
ABC
0.74014 0.18994 0.16733

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.601 1.271 -0.471
O2 0.601 0.259 0.530
O3 -0.601 -0.259 0.530
F4 -0.601 -1.271 -0.471

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.42302.18722.8110
O21.42301.30852.1872
O32.18721.30851.4230
F42.81102.18721.4230

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 106.329 O2 O3 F4 106.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability