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

using model chemistry: B1B95/daug-cc-pVDZ

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/daug-cc-pVDZ
 hartrees
Energy at 0K-139.709140
Energy at 298.15K-139.712157
HF Energy-139.709140
Nuclear repulsion energy37.246915
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/daug-cc-pVDZ
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 3061 3061 34.15 172.49 0.02 0.04
2 A1 1449 1449 0.51 0.72 0.20 0.33
3 A1 1073 1073 112.60 5.43 0.40 0.57
4 E 3162 3162 27.91 45.43 0.75 0.86
4 E 3162 3162 27.91 45.34 0.75 0.86
5 E 1462 1462 5.47 4.32 0.75 0.86
5 E 1462 1462 5.47 4.34 0.75 0.86
6 E 1180 1180 0.89 1.69 0.75 0.86
6 E 1180 1180 0.89 1.68 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8596.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8596.0 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 B1B95/daug-cc-pVDZ
ABC
5.18021 0.85382 0.85382

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/daug-cc-pVDZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.635
F2 0.000 0.000 0.752
H3 0.000 1.037 -0.985
H4 0.898 -0.519 -0.985
H5 -0.898 -0.519 -0.985

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.38711.09481.09481.0948
F21.38712.02312.02312.0231
H31.09482.02311.79691.7969
H41.09482.02311.79691.7969
H51.09482.02311.79691.7969

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 108.625 F2 C1 H4 108.625
F2 C1 H5 108.625 H3 C1 H4 110.304
H3 C1 H5 110.304 H4 C1 H5 110.304
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/daug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 1.323      
2 F -0.646      
3 H -0.226      
4 H -0.226      
5 H -0.226      


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 -1.851 1.851
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.875 0.000 0.000
y 0.000 -11.875 0.000
z 0.000 0.000 -12.673
Traceless
 xyz
x 0.399 0.000 0.000
y 0.000 0.399 0.000
z 0.000 0.000 -0.799
Polar
3z2-r2-1.597
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 2.490 0.000 0.000
y 0.000 2.490 0.000
z 0.000 0.000 2.689


<r2> (average value of r2) Å2
<r2> 21.231
(<r2>)1/2 4.608