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All results from a given calculation for FCO (Carbonyl fluoride)

using model chemistry: PBEPBE/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at PBEPBE/STO-3G
 hartrees
Energy at 0K-209.934617
Energy at 298.15K-209.934267
HF Energy-209.934617
Nuclear repulsion energy57.082743
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 PBEPBE/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' 1742 1592 35.72      
2 A' 1122 1025 36.19      
3 A' 573 524 1.95      

Unscaled Zero Point Vibrational Energy (zpe) 1718.6 cm-1
Scaled (by 0.9136) Zero Point Vibrational Energy (zpe) 1570.1 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 PBEPBE/STO-3G
ABC
4.97927 0.35276 0.32942

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 -1.071 -0.417 0.000
C2 0.000 0.469 0.000
O3 1.205 0.118 0.000

Atom - Atom Distances (Å)
  F1 C2 O3
F11.39042.3385
C21.39041.2551
O32.33851.2551

picture of Carbonyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 O3 124.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F 0.009      
2 C 0.114      
3 O -0.123      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.788 -0.442 0.000 0.904
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -14.659 0.023 0.000
y 0.023 -13.691 0.000
z 0.000 0.000 -12.698
Traceless
 xyz
x -1.464 0.023 0.000
y 0.023 -0.013 0.000
z 0.000 0.000 1.477
Polar
3z2-r22.954
x2-y2-0.968
xy0.023
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.836 0.139 0.000
y 0.139 0.769 0.000
z 0.000 0.000 0.505


<r2> (average value of r2) Å2
<r2> 33.491
(<r2>)1/2 5.787