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

using model chemistry: wB97X-D/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at wB97X-D/CEP-31G*
 hartrees
Energy at 0K-31.631299
Energy at 298.15K-31.634318
HF Energy-31.631299
Nuclear repulsion energy22.748938
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 wB97X-D/CEP-31G*
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 3074 3074 45.39 150.33 0.04 0.07
2 A1 1508 1508 4.92 5.39 0.67 0.81
3 A1 1082 1082 116.68 6.66 0.47 0.64
4 E 3165 3165 73.80 61.03 0.75 0.86
4 E 3165 3165 74.16 61.29 0.75 0.86
5 E 1503 1503 3.06 15.20 0.75 0.86
5 E 1503 1503 3.06 15.19 0.75 0.86
6 E 1200 1200 0.48 6.99 0.75 0.86
6 E 1200 1200 0.47 7.03 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8699.4 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8699.4 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 wB97X-D/CEP-31G*
ABC
5.13315 0.84599 0.84599

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/CEP-31G*

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.637
F2 0.000 0.000 0.755
H3 0.000 1.042 -0.992
H4 0.903 -0.521 -0.992
H5 -0.903 -0.521 -0.992

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.39251.10101.10101.1010
F21.39252.03472.03472.0347
H31.10102.03471.80521.8052
H41.10102.03471.80521.8052
H51.10102.03471.80521.8052

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 108.812 F2 C1 H4 108.812
F2 C1 H5 108.812 H3 C1 H4 110.122
H3 C1 H5 110.122 H4 C1 H5 110.122
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.302      
2 F -0.232      
3 H 0.178      
4 H 0.178      
5 H 0.178      


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 -2.070 2.070
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.491 0.000 0.000
y 0.000 -11.491 0.000
z 0.000 0.000 -12.086
Traceless
 xyz
x 0.297 0.000 0.000
y 0.000 0.297 0.000
z 0.000 0.000 -0.595
Polar
3z2-r2-1.190
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 1.739 0.000 0.000
y 0.000 1.742 -0.003
z 0.000 -0.003 1.841


<r2> (average value of r2) Å2
<r2> 19.131
(<r2>)1/2 4.374