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All results from a given calculation for CH2ClCCl3 (1,1,1,2-tetrachloroethane)

using model chemistry: TPSSh/aug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/aug-cc-pVTZ
 hartrees
Energy at 0K-1918.380213
Energy at 298.15K 
HF Energy-1918.380213
Nuclear repulsion energy531.149299
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 TPSSh/aug-cc-pVTZ
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' 3096 2988 5.25 95.34 0.04 0.07
2 A' 1465 1414 5.71 4.78 0.75 0.85
3 A' 1294 1249 10.89 3.57 0.43 0.60
4 A' 1054 1017 12.07 2.45 0.23 0.38
5 A' 780 753 24.24 25.19 0.37 0.54
6 A' 723 698 158.72 1.36 0.43 0.60
7 A' 539 521 21.11 13.60 0.04 0.09
8 A' 370 357 2.50 11.51 0.10 0.19
9 A' 297 287 1.05 2.65 0.73 0.84
10 A' 230 222 0.01 1.91 0.60 0.75
11 A' 143 138 0.63 0.60 0.51 0.68
12 A" 3164 3054 0.14 45.81 0.75 0.86
13 A" 1214 1172 13.40 1.57 0.75 0.86
14 A" 960 926 42.78 0.86 0.75 0.86
15 A" 687 663 105.63 5.10 0.75 0.86
16 A" 320 309 1.32 1.57 0.75 0.86
17 A" 233 225 0.65 1.22 0.75 0.86
18 A" 104 100 0.95 0.85 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8336.2 cm-1
Scaled (by 0.9652) Zero Point Vibrational Energy (zpe) 8046.1 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 TPSSh/aug-cc-pVTZ
ABC
0.06134 0.03623 0.03433

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.266 0.281 0.000
C2 -1.257 0.378 0.000
Cl3 -2.058 -1.217 0.000
Cl4 0.864 1.978 0.000
Cl5 0.864 -0.550 1.458
Cl6 0.864 -0.550 -1.458
H7 -1.572 0.909 0.894
H8 -1.572 0.909 -0.894

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.52582.76511.80001.78141.78142.13882.1388
C21.52581.78582.65662.73612.73611.08681.0868
Cl32.76511.78584.33043.33343.33342.35752.3575
Cl41.80002.65664.33042.91862.91862.80702.8070
Cl51.78142.73613.33342.91862.91592.89553.6877
Cl61.78142.73613.33342.91862.91593.68772.8955
H72.13881.08682.35752.80702.89553.68771.7887
H82.13881.08682.35752.80703.68772.89551.7887

picture of 1,1,1,2-tetrachloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 112.993 C1 C2 H7 108.732
C1 C2 H8 108.732 C2 C1 Cl4 105.732
C2 C1 Cl5 111.409 C2 C1 Cl6 111.409
Cl3 C2 H7 107.817 Cl3 C2 H8 107.817
Cl4 C1 Cl5 109.161 Cl4 C1 Cl6 109.161
Cl5 C1 Cl6 109.852 H7 C2 H8 110.759
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.781      
2 C 0.090      
3 Cl -0.283      
4 Cl -0.348      
5 Cl -0.304      
6 Cl -0.304      
7 H 0.184      
8 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.710 1.213 0.000 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.987 1.259 0.000
y 1.259 13.090 0.000
z 0.000 0.000 11.860


<r2> (average value of r2) Å2
<r2> 342.684
(<r2>)1/2 18.512