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

using model chemistry: MP4=FULL/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP4=FULL/aug-cc-pVDZ
 hartrees
Energy at 0K-139.453785
Energy at 298.15K-139.456792
HF Energy-139.056219
Nuclear repulsion energy36.725171
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 MP4=FULL/aug-cc-pVDZ
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 3053 2978        
2 A1 1459 1423        
3 A1 1012 987        
4 E 3159 3081        
4 E 3159 3081        
5 E 1477 1440        
5 E 1477 1440        
6 E 1175 1146        
6 E 1175 1146        

Unscaled Zero Point Vibrational Energy (zpe) 8573.2 cm-1
Scaled (by 0.9752) Zero Point Vibrational Energy (zpe) 8360.6 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 MP4=FULL/aug-cc-pVDZ
ABC
5.09745 0.82671 0.82671

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP4=FULL/aug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.649
F2 0.000 0.000 0.764
H3 0.000 1.046 -0.994
H4 0.906 -0.523 -0.994
H5 -0.906 -0.523 -0.994

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.41351.10131.10131.1013
F21.41352.04622.04622.0462
H31.10132.04621.81151.8115
H41.10132.04621.81151.8115
H51.10132.04621.81151.8115

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 108.265 F2 C1 H4 108.265
F2 C1 H5 108.265 H3 C1 H4 110.650
H3 C1 H5 110.650 H4 C1 H5 110.650
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability