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

using model chemistry: HSEh1PBE/cc-pVTZ

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/cc-pVTZ
 hartrees
Energy at 0K-139.659166
Energy at 298.15K-139.662192
HF Energy-139.659166
Nuclear repulsion energy37.455855
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/cc-pVTZ
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 3039 2921 30.99 151.00 0.03 0.06
2 A1 1486 1429 1.48 2.17 0.51 0.68
3 A1 1095 1052 103.99 4.05 0.62 0.76
4 E 3124 3003 35.69 51.92 0.75 0.86
4 E 3124 3003 35.69 51.92 0.75 0.86
5 E 1490 1432 3.88 8.42 0.75 0.86
5 E 1490 1432 3.88 8.42 0.75 0.86
6 E 1199 1152 0.75 3.42 0.75 0.86
6 E 1199 1152 0.75 3.42 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8623.0 cm-1
Scaled (by 0.9611) Zero Point Vibrational Energy (zpe) 8287.6 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/cc-pVTZ
ABC
5.24887 0.86344 0.86344

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/cc-pVTZ

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 0.748
H3 0.000 1.031 -0.988
H4 0.893 -0.515 -0.988
H5 -0.893 -0.515 -0.988

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37641.09151.09151.0915
F21.37642.01862.01862.0186
H31.09152.01861.78511.7851
H41.09152.01861.78511.7851
H51.09152.01861.78511.7851

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 109.219 F2 C1 H4 109.219
F2 C1 H5 109.219 H3 C1 H4 109.722
H3 C1 H5 109.722 H4 C1 H5 109.722
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.045      
2 F -0.240      
3 H 0.065      
4 H 0.065      
5 H 0.065      


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 -1.751 1.751
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.792 0.000 0.000
y 0.000 -11.792 0.000
z 0.000 0.000 -12.361
Traceless
 xyz
x 0.284 0.000 0.000
y 0.000 0.284 0.000
z 0.000 0.000 -0.568
Polar
3z2-r2-1.137
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 2.182 0.000 0.000
y 0.000 2.182 0.000
z 0.000 0.000 2.281


<r2> (average value of r2) Å2
<r2> 21.001
(<r2>)1/2 4.583