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All results from a given calculation for CH2FCl (fluorochloromethane)

using model chemistry: HSEh1PBE/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HSEh1PBE/3-21G
 hartrees
Energy at 0K-596.093951
Energy at 298.15K-596.096514
HF Energy-596.093951
Nuclear repulsion energy97.517303
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 HSEh1PBE/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 A' 3146 3030 14.59      
2 A' 1558 1501 0.12      
3 A' 1379 1328 38.96      
4 A' 1138 1097 130.82      
5 A' 651 627 103.79      
6 A' 332 319 3.40      
7 A" 3234 3116 11.52      
8 A" 1255 1209 1.19      
9 A" 996 960 0.24      

Unscaled Zero Point Vibrational Energy (zpe) 6844.5 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 6593.3 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 HSEh1PBE/3-21G
ABC
1.33845 0.17299 0.15797

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.867 0.000
F2 1.375 0.838 0.000
Cl3 -0.681 -0.904 0.000
H4 -0.398 1.311 0.909
H5 -0.398 1.311 -0.909

Atom - Atom Distances (Å)
  C1 F2 Cl3 H4 H5
C11.37541.89731.08721.0872
F21.37542.69462.04822.0482
Cl31.89732.69462.41092.4109
H41.08722.04822.41091.8178
H51.08722.04822.41091.8178

picture of fluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 C1 Cl3 109.814 F2 C1 H4 112.024
F2 C1 H5 112.024 Cl3 C1 H4 104.465
Cl3 C1 H5 104.465 H4 C1 H5 113.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.234      
2 F -0.259      
3 Cl -0.052      
4 H 0.273      
5 H 0.273      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.795 2.377 0.000 2.507
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.313 -1.951 0.000
y -1.951 -22.971 0.000
z 0.000 0.000 -23.300
Traceless
 xyz
x -3.178 -1.951 0.000
y -1.951 1.836 0.000
z 0.000 0.000 1.342
Polar
3z2-r22.685
x2-y2-3.342
xy-1.951
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.488 0.976 0.000
y 0.976 4.003 0.000
z 0.000 0.000 1.873


<r2> (average value of r2) Å2
<r2> 70.136
(<r2>)1/2 8.375