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

using model chemistry: B3LYP/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 B3LYP/6-311+G(3df,2p)
 hartrees
Energy at 0K-139.799472
Energy at 298.15K-139.802490
HF Energy-139.799472
Nuclear repulsion energy37.279132
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 B3LYP/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 3029 2929 32.71 150.95 0.02 0.05
2 A1 1485 1436 0.77 0.62 0.11 0.20
3 A1 1047 1012 109.53 5.84 0.42 0.59
4 E 3109 3007 29.21 46.73 0.75 0.86
4 E 3109 3007 29.21 46.74 0.75 0.86
5 E 1496 1447 5.44 4.81 0.75 0.86
5 E 1496 1447 5.44 4.81 0.75 0.86
6 E 1196 1156 0.96 2.00 0.75 0.86
6 E 1196 1156 0.96 2.00 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8581.7 cm-1
Scaled (by 0.967) Zero Point Vibrational Energy (zpe) 8298.5 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 B3LYP/6-311+G(3df,2p)
ABC
5.23647 0.85311 0.85311

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-311+G(3df,2p)

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.636
F2 0.000 0.000 0.753
H3 0.000 1.032 -0.986
H4 0.894 -0.516 -0.986
H5 -0.894 -0.516 -0.986

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.38851.08951.08951.0895
F21.38852.02142.02142.0214
H31.08952.02141.78731.7873
H41.08952.02141.78731.7873
H51.08952.02141.78731.7873

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 108.724 F2 C1 H4 108.724
F2 C1 H5 108.724 H3 C1 H4 110.208
H3 C1 H5 110.208 H4 C1 H5 110.208
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-311+G(3df,2p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.024      
2 F -0.394      
3 H 0.140      
4 H 0.140      
5 H 0.140      


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 -1.889 1.889
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.940 0.000 0.000
y 0.000 -11.940 0.000
z 0.000 0.000 -12.786
Traceless
 xyz
x 0.423 0.000 0.000
y 0.000 0.423 0.000
z 0.000 0.000 -0.845
Polar
3z2-r2-1.691
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 2.359 0.000 0.000
y 0.000 2.359 0.000
z 0.000 0.000 2.601


<r2> (average value of r2) Å2
<r2> 21.266
(<r2>)1/2 4.612