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

using model chemistry: HF/CEP-31G*

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-31G*
 hartrees
Energy at 0K-75.150342
Energy at 298.15K-75.154885
HF Energy-75.150342
Nuclear repulsion energy107.710447
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-31G*
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' 3349 3007 21.79      
2 A' 3263 2930 12.71      
3 A' 1609 1445 0.13      
4 A' 1568 1408 33.61      
5 A' 1366 1226 166.24      
6 A' 1253 1125 222.75      
7 A' 1006 903 131.93      
8 A' 741 665 55.71      
9 A' 580 521 22.53      
10 A' 471 423 0.57      
11 A' 321 288 1.09      
12 A" 3366 3023 21.51      
13 A" 1610 1446 0.65      
14 A" 1357 1219 238.31      
15 A" 1086 976 51.46      
16 A" 456 410 0.16      
17 A" 358 322 0.61      
18 A" 261 235 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 12010.6 cm-1
Scaled (by 0.898) Zero Point Vibrational Energy (zpe) 10785.5 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-31G*
ABC
0.17590 0.10814 0.10455

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.346 0.001 0.000
C2 -0.812 1.450 0.000
Cl3 1.432 -0.144 0.000
F4 -0.812 -0.646 1.072
F5 -0.812 -0.646 -1.072
H6 -1.901 1.453 0.000
H7 -0.442 1.952 0.890
H8 -0.442 1.952 -0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 F5 H6 H7 H8
C11.52201.78451.33551.33552.12692.14642.1464
C21.52202.75252.35402.35401.08921.08671.0867
Cl31.78452.75252.53692.53693.69582.94882.9488
F41.33552.35402.53692.14362.59582.63013.2762
F51.33552.35402.53692.14362.59583.27622.6301
H62.12691.08923.69582.59582.59581.78081.7808
H72.14641.08672.94882.63013.27621.78081.7800
H82.14641.08672.94883.27622.63011.78081.7800

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 107.937 C1 C2 H7 109.598
C1 C2 H8 109.598 C2 C1 Cl3 112.463
C2 C1 F4 110.766 C2 C1 F5 110.766
Cl3 C1 F4 107.935 Cl3 C1 F5 107.935
F4 C1 F5 106.747 H6 C2 H7 109.854
H6 C2 H8 109.854 H7 C2 H8 109.968
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.335      
2 C -0.234      
3 Cl -0.126      
4 F -0.200      
5 F -0.200      
6 H 0.141      
7 H 0.143      
8 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.710 2.354 0.000 2.459
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.284 -1.850 0.000
y -1.850 -33.027 0.000
z 0.000 0.000 -35.964
Traceless
 xyz
x 0.211 -1.850 0.000
y -1.850 2.097 0.000
z 0.000 0.000 -2.308
Polar
3z2-r2-4.616
x2-y2-1.257
xy-1.850
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.761 -0.292 0.000
y -0.292 3.973 0.000
z 0.000 0.000 3.654


<r2> (average value of r2) Å2
<r2> 93.996
(<r2>)1/2 9.695