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

using model chemistry: HF/daug-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 HF/daug-cc-pVTZ
 hartrees
Energy at 0K-139.098181
Energy at 298.15K-139.101239
HF Energy-139.098181
Nuclear repulsion energy37.866355
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 HF/daug-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 3182 2879 38.42 168.48 0.02 0.05
2 A1 1614 1460 2.79 0.47 0.09 0.16
3 A1 1164 1053 144.93 5.81 0.43 0.61
4 E 3259 2948 42.83 42.95 0.75 0.86
4 E 3259 2948 42.83 42.95 0.75 0.86
5 E 1618 1463 4.62 3.68 0.75 0.86
5 E 1618 1463 4.62 3.68 0.75 0.86
6 E 1304 1180 3.48 1.52 0.75 0.86
6 E 1304 1180 3.48 1.52 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9160.9 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 8287.0 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 HF/daug-cc-pVTZ
ABC
5.33019 0.88381 0.88381

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.622
F2 0.000 0.000 0.739
H3 0.000 1.023 -0.972
H4 0.886 -0.511 -0.972
H5 -0.886 -0.511 -0.972

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.36141.08091.08091.0809
F21.36141.99341.99341.9934
H31.08091.99341.77151.7715
H41.08091.99341.77151.7715
H51.08091.99341.77151.7715

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 108.875 F2 C1 H4 108.875
F2 C1 H5 108.875 H3 C1 H4 110.061
H3 C1 H5 110.061 H4 C1 H5 110.061
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.806      
2 F -0.819      
3 H 0.541      
4 H 0.541      
5 H 0.541      


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 -1.940 1.940
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.709 0.000 0.000
y 0.000 -11.709 0.000
z 0.000 0.000 -12.657
Traceless
 xyz
x 0.474 0.000 0.000
y 0.000 0.474 0.000
z 0.000 0.000 -0.948
Polar
3z2-r2-1.896
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 2.267 0.000 0.000
y 0.000 2.267 0.000
z 0.000 0.000 2.396


<r2> (average value of r2) Å2
<r2> 20.722
(<r2>)1/2 4.552