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

using model chemistry: CCD/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at CCD/6-31G
 hartrees
Energy at 0K-139.223607
Energy at 298.15K-139.226615
HF Energy-138.992782
Nuclear repulsion energy36.190389
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 CCD/6-31G
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 3052 2928 17.02      
2 A1 1517 1456 4.48      
3 A1 1016 975 52.69      
4 E 3145 3017 38.08      
4 E 3145 3017 38.08      
5 E 1547 1484 2.63      
5 E 1547 1484 2.63      
6 E 1165 1118 0.62      
6 E 1165 1118 0.62      

Unscaled Zero Point Vibrational Energy (zpe) 8649.4 cm-1
Scaled (by 0.9595) Zero Point Vibrational Energy (zpe) 8299.1 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 CCD/6-31G
ABC
5.13375 0.79398 0.79398

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/6-31G

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.666
F2 0.000 0.000 0.781
H3 0.000 1.042 -1.011
H4 0.903 -0.521 -1.011
H5 -0.903 -0.521 -1.011

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.44761.09761.09761.0976
F21.44762.07302.07302.0730
H31.09762.07301.80501.8050
H41.09762.07301.80501.8050
H51.09762.07301.80501.8050

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 108.292 F2 C1 H4 108.292
F2 C1 H5 108.292 H3 C1 H4 110.624
H3 C1 H5 110.624 H4 C1 H5 110.624
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability