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

using model chemistry: CCSD/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 2A'
Energy calculated at CCSD/aug-cc-pVTZ
 hartrees
Energy at 0K-212.817321
Energy at 298.15K-212.817071
HF Energy-212.197464
Nuclear repulsion energy60.379153
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 CCSD/aug-cc-pVTZ
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' 1949 1863 257.50      
2 A' 1083 1036 198.71      
3 A' 647 618 11.11      

Unscaled Zero Point Vibrational Energy (zpe) 1839.7 cm-1
Scaled (by 0.9558) Zero Point Vibrational Energy (zpe) 1758.4 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 CCSD/aug-cc-pVTZ
ABC
6.43085 0.38442 0.36274

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
F1 -1.014 -0.433 0.000
C2 0.000 0.417 0.000
O3 1.141 0.174 0.000

Atom - Atom Distances (Å)
  F1 C2 O3
F11.32332.2390
C21.32331.1668
O32.23901.1668

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 127.979
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability