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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31+G**
 hartrees
Energy at 0K-213.579250
Energy at 298.15K-213.580558
HF Energy-213.579250
Nuclear repulsion energy67.214647
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 HSEh1PBE/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' 3144 3002 24.43      
2 A' 1928 1841 311.33      
3 A' 1374 1311 1.33      
4 A' 1095 1045 279.25      
5 A' 663 633 20.65      
6 A" 1036 989 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 4619.4 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 4410.6 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 HSEh1PBE/6-31+G**
ABC
3.03957 0.39039 0.34596

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.400 0.000
O2 1.150 0.126 0.000
F3 -0.971 -0.533 0.000
H4 -0.456 1.396 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18191.34671.0962
O21.18192.22092.0478
F31.34672.22091.9972
H41.09622.04781.9972

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 122.754 O2 C1 H4 127.992
F3 C1 H4 109.254
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.419      
2 O -0.342      
3 F -0.239      
4 H 0.162      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.325 1.769 0.000 2.210
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -19.296 -1.238 0.000
y -1.238 -14.884 0.000
z 0.000 0.000 -15.380
Traceless
 xyz
x -4.164 -1.238 0.000
y -1.238 2.454 0.000
z 0.000 0.000 1.711
Polar
3z2-r23.421
x2-y2-4.412
xy-1.238
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.244 -0.019 0.000
y -0.019 2.333 0.000
z 0.000 0.000 1.552


<r2> (average value of r2) Å2
<r2> 35.184
(<r2>)1/2 5.932