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All results from a given calculation for CH3F (Methyl fluoride)

using model chemistry: CCSD(T)=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCSD(T)=FULL/cc-pVTZ
 hartrees
Energy at 0K-139.587217
Energy at 298.15K-139.590250
HF Energy-139.094608
Nuclear repulsion energy37.474676
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/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 A1 3068 2939        
2 A1 1512 1448        
3 A1 1099 1053        
4 E 3137 3005        
4 E 3137 3005        
5 E 1523 1459        
5 E 1523 1459        
6 E 1215 1164        
6 E 1215 1164        

Unscaled Zero Point Vibrational Energy (zpe) 8713.9 cm-1
Scaled (by 0.958) Zero Point Vibrational Energy (zpe) 8348.0 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 CCSD(T)=FULL/cc-pVTZ
ABC
5.29380 0.86244 0.86244

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD(T)=FULL/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.630
F2 0.000 0.000 0.749
H3 0.000 1.026 -0.987
H4 0.889 -0.513 -0.987
H5 -0.889 -0.513 -0.987

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37861.08651.08651.0865
F21.37862.01602.01602.0160
H31.08652.01601.77761.7776
H41.08652.01601.77761.7776
H51.08652.01601.77761.7776

picture of Methyl fluoride state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 H3 109.165 F2 C1 H4 109.165
F2 C1 H5 109.165 H3 C1 H4 109.776
H3 C1 H5 109.776 H4 C1 H5 109.776
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability