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

using model chemistry: LSDA/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 LSDA/cc-pVTZ
 hartrees
Energy at 0K-139.123045
Energy at 298.15K-139.126055
HF Energy-139.123045
Nuclear repulsion energy37.492542
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 LSDA/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 2945 2913 29.52      
2 A1 1418 1403 0.55      
3 A1 1104 1092 97.25      
4 E 3030 2997 26.41      
4 E 3030 2997 26.40      
5 E 1416 1401 5.20      
5 E 1416 1401 5.20      
6 E 1151 1138 0.10      
6 E 1151 1138 0.10      

Unscaled Zero Point Vibrational Energy (zpe) 8330.0 cm-1
Scaled (by 0.9891) Zero Point Vibrational Energy (zpe) 8239.2 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 LSDA/cc-pVTZ
ABC
5.18404 0.86901 0.86901

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

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 1.037 -0.992
H4 0.898 -0.519 -0.992
H5 -0.898 -0.519 -0.992

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.36731.10131.10131.1013
F21.36732.02372.02372.0237
H31.10132.02371.79631.7963
H41.10132.02371.79631.7963
H51.10132.02371.79631.7963

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 109.658 F2 C1 H4 109.658
F2 C1 H5 109.658 H3 C1 H4 109.283
H3 C1 H5 109.283 H4 C1 H5 109.283
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at LSDA/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.009      
2 F -0.204      
3 H 0.071      
4 H 0.071      
5 H 0.071      


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 -1.663 1.663
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -11.977 0.000 0.000
y 0.000 -11.977 0.000
z 0.000 0.000 -12.477
Traceless
 xyz
x 0.250 0.000 0.000
y 0.000 0.250 0.000
z 0.000 0.000 -0.500
Polar
3z2-r2-1.000
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 2.297 0.000 0.000
y 0.000 2.297 0.000
z 0.000 0.000 2.359


<r2> (average value of r2) Å2
<r2> 21.087
(<r2>)1/2 4.592