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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-311G*
 hartrees
Energy at 0K-139.637918
Energy at 298.15K-139.640945
HF Energy-139.637918
Nuclear repulsion energy37.428444
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 HSEh1PBE/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 3049 2926 31.58 124.82 0.04 0.07
2 A1 1513 1452 3.78 4.96 0.72 0.84
3 A1 1095 1050 105.86 4.45 0.63 0.77
4 E 3136 3010 50.19 57.69 0.75 0.86
4 E 3136 3010 50.19 57.69 0.75 0.86
5 E 1510 1449 4.23 13.48 0.75 0.86
5 E 1510 1449 4.23 13.48 0.75 0.86
6 E 1209 1160 0.63 5.88 0.75 0.86
6 E 1209 1160 0.63 5.88 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8683.5 cm-1
Scaled (by 0.9596) Zero Point Vibrational Energy (zpe) 8332.7 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 HSEh1PBE/6-311G*
ABC
5.23394 0.86247 0.86247

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-311G*

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 0.748
H3 0.000 1.032 -0.988
H4 0.894 -0.516 -0.988
H5 -0.894 -0.516 -0.988

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37721.09271.09271.0927
F21.37722.01962.01962.0196
H31.09272.01961.78771.7877
H41.09272.01961.78771.7877
H51.09272.01961.78771.7877

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 109.162 F2 C1 H4 109.162
F2 C1 H5 109.162 H3 C1 H4 109.779
H3 C1 H5 109.779 H4 C1 H5 109.779
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.347      
2 F -0.274      
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 -1.869 1.869
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 -12.258
Traceless
 xyz
x 0.257 0.000 0.000
y 0.000 0.257 0.000
z 0.000 0.000 -0.515
Polar
3z2-r2-1.029
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 1.910 0.000 0.000
y 0.000 1.910 0.000
z 0.000 0.000 1.919


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