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

using model chemistry: MP3=FULL/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 MP3=FULL/6-31G*
 hartrees
Energy at 0K-213.225310
Energy at 298.15K-213.226642
HF Energy-212.746123
Nuclear repulsion energy67.296162
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 MP3=FULL/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' 3198 3001 30.82      
2 A' 1976 1854 247.44      
3 A' 1447 1358 4.67      
4 A' 1165 1094 236.49      
5 A' 686 644 23.26      
6 A" 1068 1002 0.50      

Unscaled Zero Point Vibrational Energy (zpe) 4770.3 cm-1
Scaled (by 0.9383) Zero Point Vibrational Energy (zpe) 4476.0 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 MP3=FULL/6-31G*
ABC
3.06052 0.39100 0.34670

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.398 0.000
O2 1.150 0.123 0.000
F3 -0.973 -0.530 0.000
H4 -0.444 1.396 0.000

Atom - Atom Distances (Å)
  C1 O2 F3 H4
C11.18251.34431.0925
O21.18252.22172.0396
F31.34432.22171.9972
H41.09252.03961.9972

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 122.972 O2 C1 H4 127.368
F3 C1 H4 109.661
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability