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

using model chemistry: MP3/daug-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 MP3/daug-cc-pVTZ
 hartrees
Energy at 0K-139.553918
Energy at 298.15K-139.556951
HF Energy-139.097844
Nuclear repulsion energy37.469175
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 MP3/daug-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 3087 3087 29.56      
2 A1 1516 1516 1.60      
3 A1 1112 1112 108.16      
4 E 3178 3178 25.14      
4 E 3178 3178 25.14      
5 E 1529 1529 4.94      
5 E 1529 1529 4.94      
6 E 1222 1222 1.79      
6 E 1222 1222 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 8786.5 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8786.5 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 MP3/daug-cc-pVTZ
ABC
5.26422 0.86317 0.86317

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/daug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.631
F2 0.000 0.000 0.748
H3 0.000 1.029 -0.982
H4 0.891 -0.515 -0.982
H5 -0.891 -0.515 -0.982

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37901.08741.08741.0874
F21.37902.01322.01322.0132
H31.08742.01321.78251.7825
H41.08742.01321.78251.7825
H51.08742.01321.78251.7825

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 108.846 F2 C1 H4 108.846
F2 C1 H5 108.846 H3 C1 H4 110.089
H3 C1 H5 110.089 H4 C1 H5 110.089
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability