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All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: HSEh1PBE/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2 1A
Energy calculated at HSEh1PBE/TZVP
 hartrees
Energy at 0K-349.645822
Energy at 298.15K-349.647422
HF Energy-349.645822
Nuclear repulsion energy127.219434
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 HSEh1PBE/TZVP
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 1193 1146 27.14      
2 A 725 696 81.53      
3 A 484 465 23.51      
4 A 233 223 0.29      
5 B 769 738 152.61      
6 B 581 558 73.31      

Unscaled Zero Point Vibrational Energy (zpe) 1992.4 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 1912.9 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 HSEh1PBE/TZVP
ABC
0.73573 0.17746 0.15591

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/TZVP

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.550 1.371 -0.479
O2 0.550 0.275 0.539
O3 -0.550 -0.275 0.539
F4 -0.550 -1.371 -0.479

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.49602.22642.9542
O21.49601.22942.2264
O32.22641.22941.4960
F42.95422.22641.4960

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 109.160 O2 O3 F4 109.160
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.159      
2 O 0.159      
3 O 0.159      
4 F -0.159      


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 1.213 1.213
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -20.201 -0.892 0.000
y -0.892 -22.011 0.000
z 0.000 0.000 -19.670
Traceless
 xyz
x 0.640 -0.892 0.000
y -0.892 -2.076 0.000
z 0.000 0.000 1.436
Polar
3z2-r22.873
x2-y21.811
xy-0.892
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.025 1.154 0.000
y 1.154 3.941 0.000
z 0.000 0.000 2.291


<r2> (average value of r2) Å2
<r2> 66.993
(<r2>)1/2 8.185