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All results from a given calculation for HFCO (formyl fluoride)

using model chemistry: B3LYP/SDD

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/SDD
 hartrees
Energy at 0K-213.751236
Energy at 298.15K-213.752475
Nuclear repulsion energy65.107216
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 B3LYP/SDD
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' 3167 3044 24.08      
2 A' 1778 1710 255.71      
3 A' 1347 1295 0.45      
4 A' 969 932 232.37      
5 A' 601 578 20.16      
6 A" 991 952 1.93      

Unscaled Zero Point Vibrational Energy (zpe) 4426.2 cm-1
Scaled (by 0.9613) Zero Point Vibrational Energy (zpe) 4254.9 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 B3LYP/SDD
ABC
2.86712 0.36462 0.32348

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/SDD

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.423 0.000
O2 1.180 0.160 0.000
F3 -0.994 -0.580 0.000
H4 -0.494 1.400 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.20891.41191.0949
O21.20892.29622.0834
F31.41192.29622.0421
H41.09492.08342.0421

picture of formyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O2 C1 F3 122.173 O2 C1 H4 129.392
F3 C1 H4 108.435
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/SDD Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.159      
2 O -0.157      
3 F -0.223      
4 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.138 2.214 0.000 2.490
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.965 -1.688 0.000
y -1.688 -14.761 0.000
z 0.000 0.000 -15.318
Traceless
 xyz
x -4.926 -1.688 0.000
y -1.688 2.881 0.000
z 0.000 0.000 2.045
Polar
3z2-r24.090
x2-y2-5.204
xy-1.688
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.880 0.092 0.000
y 0.092 1.797 0.000
z 0.000 0.000 1.063


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000