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

using model chemistry: MP3=FULL/6-31G(2df,p)

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=FULL/6-31G(2df,p)
 hartrees
Energy at 0K-139.468105
Energy at 298.15K-139.471149
HF Energy-139.046186
Nuclear repulsion energy37.678619
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=FULL/6-31G(2df,p)
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 3115 3115 22.36      
2 A1 1550 1550 4.26      
3 A1 1153 1153 86.74      
4 E 3204 3204 32.98      
4 E 3204 3204 32.98      
5 E 1552 1552 2.30      
5 E 1552 1552 2.30      
6 E 1246 1246 1.39      
6 E 1246 1246 1.39      

Unscaled Zero Point Vibrational Energy (zpe) 8910.2 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8910.2 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=FULL/6-31G(2df,p)
ABC
5.30069 0.87462 0.87462

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/6-31G(2df,p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.621
F2 0.000 0.000 0.743
H3 0.000 1.026 -0.988
H4 0.888 -0.513 -0.988
H5 -0.888 -0.513 -0.988

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.36481.08911.08911.0891
F21.36482.01212.01212.0121
H31.08912.01211.77641.7764
H41.08912.01211.77641.7764
H51.08912.01211.77641.7764

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 109.656 F2 C1 H4 109.656
F2 C1 H5 109.656 H3 C1 H4 109.286
H3 C1 H5 109.286 H4 C1 H5 109.286
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability