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

using model chemistry: wB97X-D/6-31G(2df,p)

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/6-31G(2df,p)
 hartrees
Energy at 0K-139.703877
Energy at 298.15K-139.706909
HF Energy-139.703877
Nuclear repulsion energy37.570278
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/6-31G(2df,p)
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 3029 3029 29.43 114.61 0.03 0.07
2 A1 1516 1516 4.05 3.71 0.69 0.82
3 A1 1121 1121 92.10 3.92 0.50 0.66
4 E 3116 3116 44.82 53.24 0.75 0.86
4 E 3116 3116 44.82 53.22 0.75 0.86
5 E 1504 1504 2.23 13.87 0.75 0.86
5 E 1504 1504 2.24 13.87 0.75 0.86
6 E 1217 1217 1.07 4.63 0.75 0.86
6 E 1217 1217 1.07 4.64 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8670.0 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 8670.0 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 wB97X-D/6-31G(2df,p)
ABC
5.24422 0.87086 0.87086

See section I.F.4 to change rotational constant units
Geometric Data calculated at wB97X-D/6-31G(2df,p)

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 0.745
H3 0.000 1.031 -0.991
H4 0.893 -0.516 -0.991
H5 -0.893 -0.516 -0.991

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.36661.09531.09531.0953
F21.36662.01932.01932.0193
H31.09532.01931.78591.7859
H41.09532.01931.78591.7859
H51.09532.01931.78591.7859

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 109.718 F2 C1 H4 109.718
F2 C1 H5 109.718 H3 C1 H4 109.224
H3 C1 H5 109.224 H4 C1 H5 109.224
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at wB97X-D/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.231      
2 F -0.170      
3 H 0.134      
4 H 0.134      
5 H 0.134      


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 -1.628 1.628
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.569 0.000 0.000
y 0.000 -11.569 0.000
z 0.000 0.000 -12.116
Traceless
 xyz
x 0.274 0.000 0.000
y 0.000 0.274 0.000
z 0.000 0.000 -0.547
Polar
3z2-r2-1.094
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 2.086 0.000 0.000
y 0.000 2.087 -0.001
z 0.000 -0.001 2.074


<r2> (average value of r2) Å2
<r2> 20.790
(<r2>)1/2 4.560