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

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-213.640916
Energy at 298.15K-213.642201
Nuclear repulsion energy65.862085
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 B1B95/6-31G
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' 3191 3043 25.47      
2 A' 1833 1748 223.13      
3 A' 1394 1330 2.24      
4 A' 1057 1008 206.78      
5 A' 634 605 21.31      
6 A" 1025 977 0.20      

Unscaled Zero Point Vibrational Energy (zpe) 4567.0 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 4355.6 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 B1B95/6-31G
ABC
2.93922 0.37335 0.33127

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.414 0.000
O2 1.170 0.145 0.000
F3 -0.988 -0.560 0.000
H4 -0.466 1.398 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.20041.38751.0882
O21.20042.27002.0604
F31.38752.27002.0260
H41.08822.06042.0260

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 122.434 O2 C1 H4 128.320
F3 C1 H4 109.246
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.404      
2 O -0.311      
3 F -0.281      
4 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.193 1.933 0.000 2.271
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.513 -1.384 0.000
y -1.384 -14.642 0.000
z 0.000 0.000 -15.060
Traceless
 xyz
x -4.662 -1.384 0.000
y -1.384 2.645 0.000
z 0.000 0.000 2.017
Polar
3z2-r24.035
x2-y2-4.871
xy-1.384
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.751 0.012 0.000
y 0.012 1.747 0.000
z 0.000 0.000 0.952


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