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All results from a given calculation for HCO (Formyl radical)

using model chemistry: CCSD(T)=FULL/6-311+G(3df,2p)

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(T)=FULL/6-311+G(3df,2p)
 hartrees
Energy at 0K-113.730427
Energy at 298.15K 
HF Energy-113.292062
Nuclear repulsion energy26.492718
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(T)=FULL/6-311+G(3df,2p)
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 2719 2719        
2 A' 1907 1907        
3 A' 1121 1121        

Unscaled Zero Point Vibrational Energy (zpe) 2873.3 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 2873.3 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(T)=FULL/6-311+G(3df,2p)
ABC
24.29635 1.49175 1.40546

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/6-311+G(3df,2p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.061 0.586 0.000
H2 -0.859 1.221 0.000
O3 0.061 -0.592 0.000

Atom - Atom Distances (Å)
  C1 H2 O3
C11.11891.1774
H21.11892.0334
O31.17742.0334

picture of Formyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 O3 124.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability