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

using model chemistry: PBE1PBE/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at PBE1PBE/6-311G*
 hartrees
Energy at 0K-139.625542
Energy at 298.15K-139.628570
HF Energy-139.625542
Nuclear repulsion energy37.464396
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 PBE1PBE/6-311G*
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 3050 2923 31.59 124.37 0.04 0.07
2 A1 1515 1452 3.90 5.02 0.73 0.84
3 A1 1104 1058 106.02 4.40 0.63 0.77
4 E 3137 3007 50.01 57.48 0.75 0.86
4 E 3137 3007 50.02 57.48 0.75 0.86
5 E 1510 1448 4.21 13.57 0.75 0.86
5 E 1510 1448 4.21 13.57 0.75 0.86
6 E 1210 1160 0.65 5.82 0.75 0.86
6 E 1210 1160 0.65 5.82 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8691.1 cm-1
Scaled (by 0.9585) Zero Point Vibrational Energy (zpe) 8330.5 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 PBE1PBE/6-311G*
ABC
5.23374 0.86465 0.86465

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-311G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.628
F2 0.000 0.000 0.747
H3 0.000 1.032 -0.987
H4 0.894 -0.516 -0.987
H5 -0.894 -0.516 -0.987

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37491.09301.09301.0930
F21.37492.01842.01842.0184
H31.09302.01841.78771.7877
H41.09302.01841.78771.7877
H51.09302.01841.78771.7877

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 109.211 F2 C1 H4 109.211
F2 C1 H5 109.211 H3 C1 H4 109.730
H3 C1 H5 109.730 H4 C1 H5 109.730
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 F -0.272      
3 H 0.207      
4 H 0.207      
5 H 0.207      


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 -1.856 1.856
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.743 0.000 0.000
y 0.000 -11.743 0.000
z 0.000 0.000 -12.254
Traceless
 xyz
x 0.256 0.000 0.000
y 0.000 0.256 0.000
z 0.000 0.000 -0.511
Polar
3z2-r2-1.022
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 1.911 0.000 0.000
y 0.000 1.911 0.000
z 0.000 0.000 1.915


<r2> (average value of r2) Å2
<r2> 20.951
(<r2>)1/2 4.577