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

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-213.745370
Energy at 298.15K-213.746683
Nuclear repulsion energy67.417045
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 B3PW91/6-311G*
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' 3103 2987 43.89      
2 A' 1924 1852 285.23      
3 A' 1390 1339 2.25      
4 A' 1090 1050 259.74      
5 A' 674 649 21.00      
6 A" 1035 996 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 4607.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 4436.1 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 B3PW91/6-311G*
ABC
3.08325 0.39172 0.34756

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.396 0.000
O2 1.146 0.132 0.000
F3 -0.968 -0.536 0.000
H4 -0.461 1.391 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.17611.34321.0964
O21.17612.21712.0409
F31.34322.21711.9921
H41.09642.04091.9921

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 123.154 O2 C1 H4 127.779
F3 C1 H4 109.067
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.237      
2 O -0.254      
3 F -0.184      
4 H 0.200      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.277 1.602 0.000 2.048
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.735 -1.159 0.000
y -1.159 -14.578 0.000
z 0.000 0.000 -15.043
Traceless
 xyz
x -3.924 -1.159 0.000
y -1.159 2.311 0.000
z 0.000 0.000 1.613
Polar
3z2-r23.227
x2-y2-4.157
xy-1.159
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.728 -0.037 0.000
y -0.037 1.914 0.000
z 0.000 0.000 1.216


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