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

using model chemistry: BLYP/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 BLYP/cc-pVTZ
 hartrees
Energy at 0K-139.763354
Energy at 298.15K-139.766352
HF Energy-139.763354
Nuclear repulsion energy36.888769
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 BLYP/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 2948 2939 32.93 156.83 0.03 0.05
2 A1 1448 1443 2.13 2.93 0.47 0.64
3 A1 996 994 93.22 4.10 0.64 0.78
4 E 3019 3010 41.75 57.18 0.75 0.86
4 E 3019 3010 41.74 57.19 0.75 0.86
5 E 1454 1449 2.50 9.29 0.75 0.86
5 E 1454 1449 2.50 9.29 0.75 0.86
6 E 1156 1152 0.65 4.60 0.75 0.86
6 E 1156 1152 0.65 4.60 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8323.7 cm-1
Scaled (by 0.997) Zero Point Vibrational Energy (zpe) 8298.8 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 BLYP/cc-pVTZ
ABC
5.18048 0.83303 0.83303

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

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.643
F2 0.000 0.000 0.762
H3 0.000 1.037 -1.000
H4 0.898 -0.519 -1.000
H5 -0.898 -0.519 -1.000

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.40511.09721.09721.0972
F21.40512.04492.04492.0449
H31.09722.04491.79691.7969
H41.09722.04491.79691.7969
H51.09722.04491.79691.7969

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 108.991 F2 C1 H4 108.991
F2 C1 H5 108.991 H3 C1 H4 109.947
H3 C1 H5 109.947 H4 C1 H5 109.947
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.054      
2 F -0.248      
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 -1.759 1.759
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.016 0.000 0.000
y 0.000 -12.016 0.000
z 0.000 0.000 -12.510
Traceless
 xyz
x 0.247 0.000 0.000
y 0.000 0.247 0.000
z 0.000 0.000 -0.494
Polar
3z2-r2-0.989
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 2.407


<r2> (average value of r2) Å2
<r2> 21.545
(<r2>)1/2 4.642