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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: mPW1PW91/6-311G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-311G**
 hartrees
Energy at 0K-599.376105
Energy at 298.15K-599.378783
Nuclear repulsion energy101.331301
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 mPW1PW91/6-311G**
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' 3113 2979 27.96      
2 A' 1506 1441 0.66      
3 A' 1390 1330 46.95      
4 A' 1120 1072 184.13      
5 A' 758 725 107.60      
6 A' 390 373 1.32      
7 A" 3193 3054 13.47      
8 A" 1270 1215 3.97      
9 A" 1017 973 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 6878.0 cm-1
Scaled (by 0.9567) Zero Point Vibrational Energy (zpe) 6580.2 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 mPW1PW91/6-311G**
ABC
1.41442 0.18918 0.17249

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.807 0.000
F2 1.352 0.761 0.000
Cl3 -0.675 -0.841 0.000
H4 -0.347 1.301 0.905
H5 -0.347 1.301 -0.905

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.35311.78031.08771.0877
F21.35312.58381.99941.9994
Cl31.78032.58382.34782.3478
H41.08771.99942.34781.8092
H51.08771.99942.34781.8092

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 110.354 F2 C1 H4 109.527
F2 C1 H5 109.527 Cl3 C1 H4 107.427
Cl3 C1 H5 107.427 H4 C1 H5 112.538
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.003      
2 F -0.221      
3 Cl -0.109      
4 H 0.164      
5 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.970 1.758 0.000 2.008
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.301 -1.447 0.000
y -1.447 -22.618 0.000
z 0.000 0.000 -23.369
Traceless
 xyz
x -3.307 -1.447 0.000
y -1.447 2.217 0.000
z 0.000 0.000 1.090
Polar
3z2-r22.180
x2-y2-3.682
xy-1.447
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.879 0.813 0.000
y 0.813 4.155 0.000
z 0.000 0.000 2.367


<r2> (average value of r2) Å2
<r2> 65.650
(<r2>)1/2 8.102