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All results from a given calculation for CH2F (fluoromethyl radical)

using model chemistry: QCISD(TQ)/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 QCISD(TQ)/aug-cc-pVTZ
 hartrees
Energy at 0K-138.898950
Energy at 298.15K-138.900221
HF Energy-138.463945
Nuclear repulsion energy32.110735
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 QCISD(TQ)/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' 3146 3146        
2 A' 1476 1476        
3 A' 1186 1186        
4 A' 598 598        
5 A" 3299 3299        
6 A" 1178 1178        

Unscaled Zero Point Vibrational Energy (zpe) 5440.9 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 5440.9 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 QCISD(TQ)/aug-cc-pVTZ
ABC
8.78278 1.02738 0.92810

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.027 0.658 0.000
F2 0.027 -0.684 0.000
H3 -0.204 1.107 0.955
H4 -0.204 1.107 -0.955

Atom - Atom Distances (Å)
  C1 F2 H3 H4
C11.34201.08031.0803
F21.34202.04322.0432
H31.08032.04321.9095
H41.08032.04321.9095

picture of fluoromethyl radical state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 114.593 F2 C1 H4 114.593
H3 C1 H4 124.191
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability