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

using model chemistry: B3LYP/STO-3G

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/STO-3G
 hartrees
Energy at 0K-210.766976
Energy at 298.15K-210.768169
Nuclear repulsion energy64.725383
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/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' 3176 2834 17.87      
2 A' 1865 1664 68.40      
3 A' 1431 1277 3.91      
4 A' 1192 1064 58.73      
5 A' 617 551 15.19      
6 A" 930 830 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 4605.1 cm-1
Scaled (by 0.8924) Zero Point Vibrational Energy (zpe) 4109.6 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/STO-3G
ABC
2.82373 0.36253 0.32128

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/STO-3G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.411 0.000
O2 1.203 0.088 0.000
F3 -1.023 -0.515 0.000
H4 -0.415 1.462 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.24561.38001.1298
O21.24562.30662.1222
F31.38002.30662.0685
H41.12982.12222.0685

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 122.843 O2 C1 H4 126.546
F3 C1 H4 110.611
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.164      
2 O -0.180      
3 F -0.058      
4 H 0.074      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.127 0.793 0.000 1.378
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -16.294 -0.501 0.000
y -0.501 -13.398 0.000
z 0.000 0.000 -13.514
Traceless
 xyz
x -2.838 -0.501 0.000
y -0.501 1.506 0.000
z 0.000 0.000 1.332
Polar
3z2-r22.664
x2-y2-2.896
xy-0.501
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 1.782 0.027 0.000
y 0.027 1.060 0.000
z 0.000 0.000 0.397


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