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

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-213.756914
Energy at 298.15K-213.758159
Nuclear repulsion energy65.943047
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 BLYP/6-31+G**
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' 3035 3019 24.47      
2 A' 1811 1801 273.15      
3 A' 1313 1306 0.68      
4 A' 975 969 267.84      
5 A' 612 609 18.38      
6 A" 969 964 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 4357.2 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 4334.1 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 BLYP/6-31+G**
ABC
2.94845 0.37429 0.33213

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.411 0.000
O2 1.168 0.150 0.000
F3 -0.984 -0.563 0.000
H4 -0.486 1.401 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.19661.38451.1032
O21.19662.26712.0737
F31.38452.26712.0263
H41.10322.07372.0263

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 122.724 O2 C1 H4 128.724
F3 C1 H4 108.552
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.394      
2 O -0.311      
3 F -0.230      
4 H 0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.179 1.775 0.000 2.130
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.518 -1.317 0.000
y -1.317 -15.204 0.000
z 0.000 0.000 -15.648
Traceless
 xyz
x -4.092 -1.317 0.000
y -1.317 2.379 0.000
z 0.000 0.000 1.713
Polar
3z2-r23.425
x2-y2-4.314
xy-1.317
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.546 0.065 0.000
y 0.065 2.561 0.000
z 0.000 0.000 1.667


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