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All results from a given calculation for FCO (Carbonyl fluoride)

using model chemistry: ROHF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at ROHF/6-311G*
 hartrees
Energy at 0K-212.165259
Energy at 298.15K-212.165059
HF Energy-212.165259
Nuclear repulsion energy61.608506
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 ROHF/6-311G*
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' 2162 1850 431.62      
2 A' 1217 1041 251.38      
3 A' 727 622 24.59      

Unscaled Zero Point Vibrational Energy (zpe) 2052.4 cm-1
Scaled (by 0.8556) Zero Point Vibrational Energy (zpe) 1756.0 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 ROHF/6-311G*
ABC
6.84891 0.39885 0.37691

See section I.F.4 to change rotational constant units
Geometric Data calculated at ROHF/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 -0.995 -0.424 0.000
C2 0.000 0.405 0.000
O3 1.120 0.174 0.000

Atom - Atom Distances (Å)
  F1 C2 O3
F11.29542.1982
C21.29541.1433
O32.19821.1433

picture of Carbonyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F1 C2 O3 128.575
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability