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

using model chemistry: B3PW91/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 B3PW91/cc-pVTZ
 hartrees
Energy at 0K-139.745522
Energy at 298.15K-139.748545
HF Energy-139.745522
Nuclear repulsion energy37.396962
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 B3PW91/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 3030 2913 31.32      
2 A1 1483 1426 1.58      
3 A1 1082 1040 102.96      
4 E 3113 2993 36.18      
4 E 3113 2993 36.17      
5 E 1488 1431 3.66      
5 E 1488 1431 3.66      
6 E 1195 1149 0.78      
6 E 1195 1149 0.78      

Unscaled Zero Point Vibrational Energy (zpe) 8592.9 cm-1
Scaled (by 0.9616) Zero Point Vibrational Energy (zpe) 8263.0 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 B3PW91/cc-pVTZ
ABC
5.24527 0.86008 0.86008

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 -0.630
F2 0.000 0.000 0.750
H3 0.000 1.031 -0.989
H4 0.893 -0.516 -0.989
H5 -0.893 -0.516 -0.989

Atom - Atom Distances (Å)
  C1 F2 H3 H4 H5
C11.37961.09161.09161.0916
F21.37962.02102.02102.0210
H31.09162.02101.78581.7858
H41.09162.02101.78581.7858
H51.09162.02101.78581.7858

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 109.182 F2 C1 H4 109.182
F2 C1 H5 109.182 H3 C1 H4 109.759
H3 C1 H5 109.759 H4 C1 H5 109.759
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.071      
2 F -0.243      
3 H 0.057      
4 H 0.057      
5 H 0.057      


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 -11.763 0.000 0.000
y 0.000 -11.763 0.000
z 0.000 0.000 -12.335
Traceless
 xyz
x 0.286 0.000 0.000
y 0.000 0.286 0.000
z 0.000 0.000 -0.573
Polar
3z2-r2-1.145
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 2.180 0.000 0.000
y 0.000 2.180 0.000
z 0.000 0.000 2.292


<r2> (average value of r2) Å2
<r2> 21.026
(<r2>)1/2 4.585