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All results from a given calculation for CH3CF2Cl (1-Chloro-1,1-Difluoroethane)

using model chemistry: HF/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/STO-3G
 hartrees
Energy at 0K-727.227357
Energy at 298.15K-727.231456
HF Energy-727.227357
Nuclear repulsion energy239.861551
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/STO-3G
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' 3764 3073 3.24      
2 A' 3580 2923 2.46      
3 A' 1783 1456 1.15      
4 A' 1692 1381 4.82      
5 A' 1462 1194 96.46      
6 A' 1305 1065 128.37      
7 A' 1059 865 57.50      
8 A' 755 617 46.03      
9 A' 537 439 20.94      
10 A' 455 371 0.83      
11 A' 309 252 1.38      
12 A" 3777 3084 3.70      
13 A" 1786 1458 0.67      
14 A" 1554 1269 87.38      
15 A" 1161 948 1.30      
16 A" 435 355 2.92      
17 A" 331 270 2.10      
18 A" 196 160 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 12970.7 cm-1
Scaled (by 0.8165) Zero Point Vibrational Energy (zpe) 10590.6 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/STO-3G
ABC
0.16580 0.10278 0.09933

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.383 -0.021 0.000
C2 -0.830 1.470 0.000
Cl3 1.471 -0.104 0.000
F4 -0.830 -0.686 1.105
F5 -0.830 -0.686 -1.105
H6 -1.916 1.510 0.000
H7 -0.446 1.963 0.887
H8 -0.446 1.963 -0.887

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.55671.85571.36511.36512.16682.17482.1748
C21.55672.78792.42302.42301.08701.08531.0853
Cl31.85572.78792.61812.61813.75212.95632.9563
F41.36512.42302.61812.21012.68782.68613.3373
F51.36512.42302.61812.21012.68783.33732.6861
H62.16681.08703.75212.68782.68781.77551.7755
H72.17481.08532.95632.68613.33731.77551.7748
H82.17481.08532.95633.33732.68611.77551.7748

picture of 1-Chloro-1,1-Difluoroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 108.791 C1 C2 H7 109.515
C1 C2 H8 109.515 C2 C1 Cl3 109.251
C2 C1 F4 111.882 C2 C1 F5 111.882
Cl3 C1 F4 107.782 Cl3 C1 F5 107.782
F4 C1 F5 108.095 H6 C2 H7 109.647
H6 C2 H8 109.647 H7 C2 H8 109.709
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.364      
2 C -0.198      
3 Cl -0.203      
4 F -0.122      
5 F -0.122      
6 H 0.090      
7 H 0.096      
8 H 0.096      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.008 1.569 0.000 2.548
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.017 -1.018 0.000
y -1.018 -30.778 0.000
z 0.000 0.000 -32.834
Traceless
 xyz
x -2.211 -1.018 0.000
y -1.018 2.647 0.000
z 0.000 0.000 -0.437
Polar
3z2-r2-0.873
x2-y2-3.239
xy-1.018
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.518 -0.127 0.000
y -0.127 1.790 0.000
z 0.000 0.000 1.846


<r2> (average value of r2) Å2
<r2> 133.769
(<r2>)1/2 11.566