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

using model chemistry: B2PLYP/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at B2PLYP/STO-3G
 hartrees
Energy at 0K-137.617883
Energy at 298.15K-137.620891
HF Energy-137.593102
Nuclear repulsion energy36.645013
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 B2PLYP/STO-3G
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 3264 3264 11.06 38.83 0.03 0.06
2 A1 1655 1655 1.89 5.03 0.72 0.84
3 A1 1222 1222 8.34 3.36 0.47 0.64
4 E 3422 3422 10.60 25.71 0.75 0.86
4 E 3422 3422 10.60 25.71 0.75 0.86
5 E 1689 1689 1.62 15.84 0.75 0.86
5 E 1689 1689 1.62 15.84 0.75 0.86
6 E 1236 1236 1.65 3.89 0.75 0.86
6 E 1236 1236 1.65 3.89 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 9417.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 9417.6 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 B2PLYP/STO-3G
ABC
5.16607 0.82145 0.82145

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/STO-3G

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 0.769
H3 0.000 1.039 -1.035
H4 0.900 -0.519 -1.035
H5 -0.900 -0.519 -1.035

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.40501.11271.11271.1127
F21.40502.08142.08142.0814
H31.11272.08141.79941.7994
H41.11272.08141.79941.7994
H51.11272.08141.79941.7994

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 110.990 F2 C1 H4 110.990
F2 C1 H5 110.990 H3 C1 H4 107.911
H3 C1 H5 107.911 H4 C1 H5 107.911
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.090      
2 F -0.110      
3 H 0.067      
4 H 0.067      
5 H 0.067      


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 -0.969 0.969
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -10.848 0.000 0.000
y 0.000 -10.848 0.000
z 0.000 0.000 -11.183
Traceless
 xyz
x 0.167 0.000 0.000
y 0.000 0.167 0.000
z 0.000 0.000 -0.335
Polar
3z2-r2-0.670
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 0.857 0.000 0.000
y 0.000 0.857 0.000
z 0.000 0.000 1.137


<r2> (average value of r2) Å2
<r2> 21.043
(<r2>)1/2 4.587