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All results from a given calculation for FOOF (Perfluoroperoxide)

using model chemistry: HSEh1PBE/STO-3G

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/STO-3G
 hartrees
Energy at 0K-344.722887
Energy at 298.15K-344.724393
HF Energy-344.722887
Nuclear repulsion energy126.538476
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/STO-3G
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 1259 1111 6.03      
2 A 1069 944 1.92      
3 A 449 397 0.76      
4 A 167 147 0.02      
5 B 1267 1119 23.61      
6 B 573 506 3.58      

Unscaled Zero Point Vibrational Energy (zpe) 2391.8 cm-1
Scaled (by 0.8831) Zero Point Vibrational Energy (zpe) 2112.2 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/STO-3G
ABC
0.73183 0.17865 0.16074

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/STO-3G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 0.667 1.268 -0.462
O2 0.667 0.258 0.520
O3 -0.667 -0.258 0.520
F4 -0.667 -1.268 -0.462

Atom - Atom Distances (Å)
  F1 O2 O3 F4
F11.40922.25262.8655
O21.40921.43042.2526
O32.25261.43041.4092
F42.86552.25261.4092

picture of Perfluoroperoxide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 O2 O3 104.985 O2 O3 F4 104.985
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.013      
2 O 0.013      
3 O 0.013      
4 F -0.013      


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 -0.206 0.206
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.184 0.010 0.000
y 0.010 -16.756 0.000
z 0.000 0.000 -17.005
Traceless
 xyz
x -0.303 0.010 0.000
y 0.010 0.338 0.000
z 0.000 0.000 -0.035
Polar
3z2-r2-0.071
x2-y2-0.427
xy0.010
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.040 0.791 0.000
y 0.791 1.627 0.000
z 0.000 0.000 0.855


<r2> (average value of r2) Å2
<r2> 63.921
(<r2>)1/2 7.995