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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: HF/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/CEP-121G*
 hartrees
Energy at 0K-45.200962
Energy at 298.15K-45.203718
Nuclear repulsion energy40.476380
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 HF/CEP-121G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3303 2984 41.12      
2 A' 1645 1486 1.81      
3 A' 1522 1375 92.27      
4 A' 1209 1092 228.78      
5 A' 827 747 118.44      
6 A' 413 373 2.23      
7 A" 3391 3063 22.05      
8 A" 1373 1241 5.18      
9 A" 1104 998 2.36      

Unscaled Zero Point Vibrational Energy (zpe) 7393.8 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 6679.6 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 HF/CEP-121G*
ABC
1.41315 0.19040 0.17339

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.810 0.000
F2 1.349 0.753 0.000
Cl3 -0.675 -0.838 0.000
H4 -0.333 1.307 0.897
H5 -0.333 1.307 -0.897

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.34971.78081.07851.0785
F21.34972.57411.98451.9845
Cl31.78082.57412.35072.3507
H41.07851.98452.35071.7941
H51.07851.98452.35071.7941

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 109.861 F2 C1 H4 109.120
F2 C1 H5 109.120 Cl3 C1 H4 108.074
Cl3 C1 H5 108.074 H4 C1 H5 112.561
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.093      
2 F -0.296      
3 Cl -0.171      
4 H 0.187      
5 H 0.187      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.125 1.892 0.000 2.201
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.094 -1.672 0.000
y -1.672 -21.687 0.000
z 0.000 0.000 -22.586
Traceless
 xyz
x -3.957 -1.672 0.000
y -1.672 2.653 0.000
z 0.000 0.000 1.304
Polar
3z2-r22.609
x2-y2-4.406
xy-1.672
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.924 0.655 0.000
y 0.655 4.042 0.000
z 0.000 0.000 2.593


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000