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All results from a given calculation for CF2Cl2 (difluorodichloromethane)

using model chemistry: HF/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at HF/3-21G
 hartrees
Energy at 0K-1150.006678
Energy at 298.15K-1150.007934
HF Energy-1150.006678
Nuclear repulsion energy296.493056
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/3-21G
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 1231 1115 336.85 6.37 0.65 0.78
2 A1 649 587 34.36 9.73 0.03 0.06
3 A1 428 387 0.08 20.09 0.23 0.38
4 A1 257 232 0.51 5.98 0.66 0.79
5 A2 317 287 0.00 2.86 0.75 0.86
6 B1 886 802 492.93 11.25 0.75 0.86
7 B1 414 375 0.15 7.75 0.75 0.86
8 B2 1394 1263 208.94 0.75 0.75 0.86
9 B2 408 370 7.98 3.16 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 2991.5 cm-1
Scaled (by 0.9056) Zero Point Vibrational Energy (zpe) 2709.1 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/3-21G
ABC
0.13160 0.08240 0.06970

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.375
F2 0.000 1.093 1.142
F3 0.000 -1.093 1.142
Cl4 1.509 0.000 -0.671
Cl5 -1.509 0.000 -0.671

Atom - Atom Distances (Å)
  C1 F2 F3 Cl4 Cl5
C11.33541.33541.83561.8356
F21.33542.18662.59932.5993
F31.33542.18662.59932.5993
Cl41.83562.59932.59933.0172
Cl51.83562.59932.59933.0172

picture of difluorodichloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 F3 109.913 F2 C1 Cl4 109.094
F2 C1 Cl5 109.094 F3 C1 Cl4 109.094
F3 C1 Cl5 109.094 Cl4 C1 Cl5 110.541
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.424      
2 F -0.332      
3 F -0.332      
4 Cl 0.119      
5 Cl 0.119      


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 -0.226 0.226
CHELPG 0.000 0.000 -0.139 0.139
AIM        
ESP 0.004 0.000 -0.123 0.123


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -41.506 0.000 0.000
y 0.000 -42.828 0.000
z 0.000 0.000 -41.958
Traceless
 xyz
x 0.887 0.000 0.000
y 0.000 -1.096 0.000
z 0.000 0.000 0.209
Polar
3z2-r20.419
x2-y21.322
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.062 0.000 0.000
y 0.000 2.189 0.000
z 0.000 0.000 3.380


<r2> (average value of r2) Å2
<r2> 164.792
(<r2>)1/2 12.837