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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: mPW1PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31+G**
 hartrees
Energy at 0K-599.321244
Energy at 298.15K-599.323916
Nuclear repulsion energy101.209175
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 mPW1PW91/6-31+G**
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' 3131 2980 21.69      
2 A' 1507 1434 0.00      
3 A' 1393 1326 44.23      
4 A' 1102 1048 192.12      
5 A' 770 733 104.72      
6 A' 387 368 1.62      
7 A" 3215 3060 6.52      
8 A" 1262 1201 2.87      
9 A" 1022 973 0.32      

Unscaled Zero Point Vibrational Energy (zpe) 6894.0 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 6561.7 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 mPW1PW91/6-31+G**
ABC
1.40389 0.18913 0.17231

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.804 0.000
F2 1.363 0.748 0.000
Cl3 -0.682 -0.834 0.000
H4 -0.331 1.309 0.906
H5 -0.331 1.309 -0.906

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.36381.77451.08901.0890
F21.36382.58592.00142.0014
Cl31.77452.58592.35302.3530
H41.08902.00142.35301.8124
H51.08902.00142.35301.8124

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 110.283 F2 C1 H4 108.843
F2 C1 H5 108.843 Cl3 C1 H4 108.116
Cl3 C1 H5 108.116 H4 C1 H5 112.632
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.189      
2 F -0.238      
3 Cl 0.018      
4 H 0.205      
5 H 0.205      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.117 1.683 0.000 2.020
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.778 -1.556 0.000
y -1.556 -22.475 0.000
z 0.000 0.000 -23.373
Traceless
 xyz
x -3.854 -1.556 0.000
y -1.556 2.601 0.000
z 0.000 0.000 1.254
Polar
3z2-r22.507
x2-y2-4.303
xy-1.556
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.507 0.693 0.000
y 0.693 4.370 0.000
z 0.000 0.000 2.976


<r2> (average value of r2) Å2
<r2> 65.784
(<r2>)1/2 8.111