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All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: HF/daug-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 HF/daug-cc-pVTZ
 hartrees
Energy at 0K-348.373947
Energy at 298.15K-348.375842
HF Energy-348.373947
Nuclear repulsion energy133.900013
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 HF/daug-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 1174 1062 2.58      
2 A 1149 1039 42.53      
3 A 570 516 0.18      
4 A 224 203 0.49      
5 B 1143 1034 87.13      
6 B 720 652 10.46      

Unscaled Zero Point Vibrational Energy (zpe) 2490.2 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 2252.7 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 HF/daug-cc-pVTZ
ABC
0.80361 0.20192 0.17877

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

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.596 1.219 -0.450
O2 0.596 0.259 0.506
O3 -0.596 -0.259 0.506
F4 -0.596 -1.219 -0.450

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.35542.12632.7140
O21.35541.30012.1263
O32.12631.30011.3554
F42.71402.12631.3554

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 106.375 O2 O3 F4 106.375
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.292      
2 O 0.292      
3 O 0.292      
4 F -0.292      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 0.535 0.535
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.844 -0.316 0.000
y -0.316 -20.463 0.000
z 0.000 0.000 -19.640
Traceless
 xyz
x 0.207 -0.316 0.000
y -0.316 -0.720 0.000
z 0.000 0.000 0.513
Polar
3z2-r21.026
x2-y20.618
xy-0.316
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.329 0.670 0.000
y 0.670 3.243 0.000
z 0.000 0.000 2.488


<r2> (average value of r2) Å2
<r2> 60.140
(<r2>)1/2 7.755