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

using model chemistry: LSDA/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at LSDA/6-31G**
 hartrees
Energy at 0K-212.722087
Energy at 298.15K-212.723389
Nuclear repulsion energy67.257156
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 LSDA/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' 3004 2948 37.04      
2 A' 1907 1871 225.34      
3 A' 1337 1312 2.09      
4 A' 1134 1113 203.35      
5 A' 660 647 18.01      
6 A" 1005 986 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 4523.1 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 4438.5 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 LSDA/6-31G**
ABC
3.05090 0.39111 0.34667

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.393 0.000
O2 1.154 0.110 0.000
F3 -0.976 -0.517 0.000
H4 -0.445 1.410 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18771.33461.1100
O21.18772.21992.0605
F31.33462.21991.9990
H41.11002.06051.9990

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 123.199 O2 C1 H4 127.433
F3 C1 H4 109.369
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.333      
2 O -0.292      
3 F -0.169      
4 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.370 1.326 0.000 1.907
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -18.237 -0.833 0.000
y -0.833 -14.497 0.000
z 0.000 0.000 -15.014
Traceless
 xyz
x -3.482 -0.833 0.000
y -0.833 2.128 0.000
z 0.000 0.000 1.354
Polar
3z2-r22.708
x2-y2-3.740
xy-0.833
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.758 -0.075 0.000
y -0.075 2.031 0.000
z 0.000 0.000 1.231


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