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All results from a given calculation for CHF2Cl (difluorochloromethane)

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-694.715066
Energy at 298.15K-694.717136
HF Energy-694.715066
Nuclear repulsion energy162.217448
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' 3204 3087 21.28      
2 A' 1314 1266 80.80      
3 A' 1133 1092 204.52      
4 A' 706 680 176.39      
5 A' 560 540 20.03      
6 A' 352 339 3.85      
7 A" 1422 1370 47.04      
8 A" 1229 1184 148.67      
9 A" 320 308 3.79      

Unscaled Zero Point Vibrational Energy (zpe) 5120.2 cm-1
Scaled (by 0.9633) Zero Point Vibrational Energy (zpe) 4932.3 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
0.32479 0.14746 0.10771

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 -0.623 -0.106 0.000
H2 -1.432 0.617 0.000
Cl3 0.963 0.934 0.000
F4 -0.623 -0.881 1.113
F5 -0.623 -0.881 -1.113

Atom - Atom Distances (Å)
  C1 H2 Cl3 F4 F5
C11.08521.89601.35601.3560
H21.08522.41652.03372.0337
Cl31.89602.41652.65412.6541
F41.35602.03372.65412.2254
F51.35602.03372.65412.2254

picture of difluorochloromethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H2 C1 F3 105.030 H2 C1 F4 112.361
H2 C1 Cl5 112.361 F3 C1 F4 108.255
F3 C1 Cl5 108.255 F4 C1 Cl5 110.288
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 0.249      
2 H 0.280      
3 Cl -0.024      
4 F -0.252      
5 F -0.252      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.028 0.463 0.000 2.080
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.854 -1.754 0.000
y -1.754 -29.365 0.000
z 0.000 0.000 -30.099
Traceless
 xyz
x 2.878 -1.754 0.000
y -1.754 -0.889 0.000
z 0.000 0.000 -1.989
Polar
3z2-r2-3.979
x2-y22.512
xy-1.754
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.513 1.250 0.000
y 1.250 2.786 0.000
z 0.000 0.000 2.055


<r2> (average value of r2) Å2
<r2> 96.609
(<r2>)1/2 9.829