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

using model chemistry: B1B95/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B1B95/Def2TZVPP
 hartrees
Energy at 0K-139.752824
Energy at 298.15K-139.755848
HF Energy-139.752824
Nuclear repulsion energy37.510661
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 B1B95/Def2TZVPP
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 3057 3057 30.50 153.03 0.03 0.06
2 A1 1489 1489 1.67 1.63 0.55 0.71
3 A1 1094 1094 109.51 4.58 0.57 0.73
4 E 3144 3144 33.13 50.55 0.75 0.86
4 E 3144 3144 33.13 50.55 0.75 0.86
5 E 1497 1497 3.89 8.68 0.75 0.86
5 E 1497 1497 3.89 8.68 0.75 0.86
6 E 1201 1201 0.86 3.90 0.75 0.86
6 E 1201 1201 0.86 3.90 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8662.1 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8662.1 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 B1B95/Def2TZVPP
ABC
5.27032 0.86549 0.86549

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/Def2TZVPP

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.629
F2 0.000 0.000 0.747
H3 0.000 1.029 -0.983
H4 0.891 -0.514 -0.983
H5 -0.891 -0.514 -0.983

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37611.08791.08791.0879
F21.37612.01302.01302.0130
H31.08792.01301.78151.7815
H41.08792.01301.78151.7815
H51.08792.01301.78151.7815

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 109.009 F2 C1 H4 109.009
F2 C1 H5 109.009 H3 C1 H4 109.930
H3 C1 H5 109.930 H4 C1 H5 109.930
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/Def2TZVPP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.070      
2 F -0.245      
3 H 0.105      
4 H 0.105      
5 H 0.105      


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 -1.807 1.807
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.796 0.000 0.000
y 0.000 -11.796 0.000
z 0.000 0.000 -12.460
Traceless
 xyz
x 0.332 0.000 0.000
y 0.000 0.332 0.000
z 0.000 0.000 -0.664
Polar
3z2-r2-1.328
x2-y20.000
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.233 0.000 0.000
y 0.000 2.233 0.000
z 0.000 0.000 2.329


<r2> (average value of r2) Å2
<r2> 20.977
(<r2>)1/2 4.580