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

using model chemistry: TPSSh/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at TPSSh/TZVP
 hartrees
Energy at 0K-139.799144
Energy at 298.15K-139.802161
HF Energy-139.799144
Nuclear repulsion energy37.157959
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 TPSSh/TZVP
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 3028 2918 30.85 148.58 0.04 0.07
2 A1 1498 1444 4.35 4.17 0.71 0.83
3 A1 1043 1006 109.65 5.17 0.57 0.72
4 E 3112 2999 42.40 56.15 0.75 0.86
4 E 3112 2999 42.40 56.14 0.75 0.86
5 E 1502 1448 2.49 12.54 0.75 0.86
5 E 1502 1448 2.49 12.54 0.75 0.86
6 E 1194 1150 0.62 7.77 0.75 0.86
6 E 1194 1150 0.62 7.77 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8592.9 cm-1
Scaled (by 0.9637) Zero Point Vibrational Energy (zpe) 8280.9 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 TPSSh/TZVP
ABC
5.21088 0.84715 0.84715

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/TZVP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.638
F2 0.000 0.000 0.755
H3 0.000 1.034 -0.989
H4 0.896 -0.517 -0.989
H5 -0.896 -0.517 -0.989

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.39371.09211.09211.0921
F21.39372.02762.02762.0276
H31.09212.02761.79161.7916
H41.09212.02761.79161.7916
H51.09212.02761.79161.7916

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 108.707 F2 C1 H4 108.707
F2 C1 H5 108.707 H3 C1 H4 110.225
H3 C1 H5 110.225 H4 C1 H5 110.225
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.056      
2 F -0.265      
3 H 0.107      
4 H 0.107      
5 H 0.107      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.991 1.991
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.108 0.000 0.000
y 0.000 2.108 0.000
z 0.000 0.000 2.157


<r2> (average value of r2) Å2
<r2> 21.248
(<r2>)1/2 4.610