return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: B97D3/aug-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 B97D3/aug-cc-pVTZ
 hartrees
Energy at 0K-349.821753
Energy at 298.15K-349.823130
HF Energy-349.821753
Nuclear repulsion energy121.879193
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 B97D3/aug-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 1369 1348 75.03      
2 A 684 674 38.00      
3 A 427 421 18.22      
4 A 197 194 0.81      
5 B 643 634 128.46      
6 B 485 478 89.91      

Unscaled Zero Point Vibrational Energy (zpe) 1903.1 cm-1
Scaled (by 0.9847) Zero Point Vibrational Energy (zpe) 1873.9 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 B97D3/aug-cc-pVTZ
ABC
0.68801 0.15733 0.13788

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/aug-cc-pVTZ

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.519 1.501 -0.503
O2 0.519 0.290 0.565
O3 -0.519 -0.290 0.565
F4 -0.519 -1.501 -0.503

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.61492.32913.1763
O21.61491.18922.3291
O32.32911.18921.6149
F43.17632.32911.6149

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 111.422 O2 O3 F4 111.422
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.257      
2 O 0.257      
3 O 0.257      
4 F -0.257      


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 1.840 1.840
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.081 -1.237 0.000
y -1.237 -23.395 0.000
z 0.000 0.000 -19.360
Traceless
 xyz
x 1.297 -1.237 0.000
y -1.237 -3.675 0.000
z 0.000 0.000 2.378
Polar
3z2-r24.756
x2-y23.314
xy-1.237
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.874 1.373 0.000
y 1.373 5.721 0.000
z 0.000 0.000 3.154


<r2> (average value of r2) Å2
<r2> 73.800
(<r2>)1/2 8.591