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

using model chemistry: B2PLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at B2PLYP/6-31G*
 hartrees
Energy at 0K-212.924086
Energy at 298.15K-212.923817
HF Energy-212.770089
Nuclear repulsion energy59.708718
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 B2PLYP/6-31G*
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' 1906 1809 191.85      
2 A' 1077 1022 171.96      
3 A' 625 593 9.52      

Unscaled Zero Point Vibrational Energy (zpe) 1803.8 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 1712.2 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 B2PLYP/6-31G*
ABC
6.16852 0.37712 0.35539

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 -1.025 -0.435 0.000
C2 0.000 0.426 0.000
O3 1.153 0.170 0.000

Atom - Atom Distances (Å)
  F1 C2 O3
F11.33842.2606
C21.33841.1812
O32.26061.1812

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 127.472
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 F -0.203      
2 C 0.474      
3 O -0.271      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.774 0.189 0.000 0.797
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -17.134 -0.389 0.000
y -0.389 -15.157 0.000
z 0.000 0.000 -14.223
Traceless
 xyz
x -2.444 -0.389 0.000
y -0.389 0.521 0.000
z 0.000 0.000 1.923
Polar
3z2-r23.845
x2-y2-1.977
xy-0.389
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.684 0.069 0.000
y 0.069 1.536 0.000
z 0.000 0.000 1.268


<r2> (average value of r2) Å2
<r2> 32.798
(<r2>)1/2 5.727