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

using model chemistry: HF/CEP-121G*

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/CEP-121G*
 hartrees
Energy at 0K-75.157613
Energy at 298.15K-75.162177
HF Energy-75.157613
Nuclear repulsion energy107.857643
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/CEP-121G*
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' 3313 2993 15.14      
2 A' 3225 2913 7.64      
3 A' 1612 1457 0.09      
4 A' 1568 1417 33.12      
5 A' 1358 1226 167.85      
6 A' 1251 1130 207.37      
7 A' 1002 906 138.33      
8 A' 740 668 53.51      
9 A' 581 524 21.00      
10 A' 471 425 0.49      
11 A' 322 291 1.26      
12 A" 3331 3009 13.41      
13 A" 1612 1456 1.21      
14 A" 1352 1221 212.85      
15 A" 1087 982 56.14      
16 A" 458 414 0.09      
17 A" 359 324 0.54      
18 A" 261 236 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 11951.4 cm-1
Scaled (by 0.9034) Zero Point Vibrational Energy (zpe) 10796.9 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/CEP-121G*
ABC
0.17640 0.10834 0.10482

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.347 0.003 0.000
C2 -0.811 1.446 0.000
Cl3 1.431 -0.142 0.000
F4 -0.811 -0.646 1.071
F5 -0.811 -0.646 -1.071
H6 -1.896 1.451 0.000
H7 -0.443 1.947 0.885
H8 -0.443 1.947 -0.885

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.51591.78391.33511.33512.12032.13902.1390
C21.51592.74732.34962.34961.08471.08211.0821
Cl31.78392.74732.53532.53533.68832.94312.9431
F41.33512.34962.53532.14212.59182.62543.2690
F51.33512.34962.53532.14212.59183.26902.6254
H62.12031.08473.68832.59182.59181.77221.7722
H72.13901.08212.94312.62543.26901.77221.7709
H82.13901.08212.94313.26902.62541.77221.7709

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 108.085 C1 C2 H7 109.710
C1 C2 H8 109.710 C2 C1 Cl3 112.472
C2 C1 F4 110.837 C2 C1 F5 110.837
Cl3 C1 F4 107.886 Cl3 C1 F5 107.886
F4 C1 F5 106.685 H6 C2 H7 109.743
H6 C2 H8 109.743 H7 C2 H8 109.825
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.679      
2 C -0.553      
3 Cl -0.164      
4 F -0.274      
5 F -0.274      
6 H 0.195      
7 H 0.196      
8 H 0.196      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.711 2.314 0.000 2.421
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.293 -1.914 0.000
y -1.914 -32.970 0.000
z 0.000 0.000 -36.049
Traceless
 xyz
x 0.216 -1.914 0.000
y -1.914 2.201 0.000
z 0.000 0.000 -2.417
Polar
3z2-r2-4.834
x2-y2-1.323
xy-1.914
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.037 -0.323 0.000
y -0.323 4.380 0.000
z 0.000 0.000 4.173


<r2> (average value of r2) Å2
<r2> 93.804
(<r2>)1/2 9.685