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

using model chemistry: BLYP/6-311+G(3df,2p)

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/6-311+G(3df,2p)
 hartrees
Energy at 0K-139.763983
Energy at 298.15K-139.766977
HF Energy-139.763983
Nuclear repulsion energy36.850067
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/6-311+G(3df,2p)
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 2952 2936 33.64 155.11 0.02 0.05
2 A1 1441 1433 0.79 0.76 0.10 0.18
3 A1 980 974 101.65 6.02 0.41 0.58
4 E 3030 3013 30.81 50.13 0.75 0.86
4 E 3030 3013 30.81 50.14 0.75 0.86
5 E 1456 1448 4.63 5.06 0.75 0.86
5 E 1456 1448 4.63 5.06 0.75 0.86
6 E 1155 1149 0.69 2.29 0.75 0.86
6 E 1155 1149 0.69 2.29 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8327.3 cm-1
Scaled (by 0.9945) Zero Point Vibrational Energy (zpe) 8281.5 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/6-311+G(3df,2p)
ABC
5.16248 0.83118 0.83118

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.647
F2 0.000 0.000 0.763
H3 0.000 1.039 -0.995
H4 0.900 -0.520 -0.995
H5 -0.900 -0.520 -0.995

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.40921.09601.09601.0960
F21.40922.04152.04152.0415
H31.09602.04151.80001.8000
H41.09602.04151.80001.8000
H51.09602.04151.80001.8000

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 108.518 F2 C1 H4 108.518
F2 C1 H5 108.518 H3 C1 H4 110.408
H3 C1 H5 110.408 H4 C1 H5 110.408
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.054      
2 F -0.376      
3 H 0.143      
4 H 0.143      
5 H 0.143      


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 -1.885 1.885
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -12.101 0.000 0.000
y 0.000 -12.101 0.000
z 0.000 0.000 -12.904
Traceless
 xyz
x 0.401 0.000 0.000
y 0.000 0.401 0.000
z 0.000 0.000 -0.802
Polar
3z2-r2-1.604
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 2.455 0.000 0.000
y 0.000 2.455 0.000
z 0.000 0.000 2.749


<r2> (average value of r2) Å2
<r2> 21.676
(<r2>)1/2 4.656