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

using model chemistry: MP3/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP3/6-31+G**
 hartrees
Energy at 0K-139.388536
Energy at 298.15K-139.391568
HF Energy-139.048671
Nuclear repulsion energy37.198032
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 MP3/6-31+G**
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 3149 2930 31.12      
2 A1 1538 1431 5.36      
3 A1 1094 1018 111.20      
4 E 3253 3027 30.20      
4 E 3253 3027 30.20      
5 E 1555 1447 2.95      
5 E 1555 1447 2.95      
6 E 1225 1140 2.06      
6 E 1225 1140 2.06      

Unscaled Zero Point Vibrational Energy (zpe) 8923.4 cm-1
Scaled (by 0.9305) Zero Point Vibrational Energy (zpe) 8303.2 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 MP3/6-31+G**
ABC
5.24049 0.84773 0.84773

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3/6-31+G**

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.641
F2 0.000 0.000 0.755
H3 0.000 1.031 -0.983
H4 0.893 -0.516 -0.983
H5 -0.893 -0.516 -0.983

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.39591.08651.08651.0865
F21.39592.02052.02052.0205
H31.08652.02051.78661.7866
H41.08652.02051.78661.7866
H51.08652.02051.78661.7866

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 108.318 F2 C1 H4 108.318
F2 C1 H5 108.318 H3 C1 H4 110.599
H3 C1 H5 110.599 H4 C1 H5 110.599
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability