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

using model chemistry: mPW1PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-1918.308291
Energy at 298.15K 
HF Energy-1918.308291
Nuclear repulsion energy532.236665
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 mPW1PW91/aug-cc-pVDZ
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' 3124 2994 5.61 93.15 0.04 0.07
2 A' 1435 1375 8.16 4.77 0.75 0.85
3 A' 1295 1241 7.79 3.42 0.43 0.60
4 A' 1093 1048 11.87 2.23 0.24 0.38
5 A' 822 788 33.78 22.82 0.41 0.58
6 A' 764 732 139.75 1.48 0.19 0.31
7 A' 561 538 18.36 13.35 0.04 0.08
8 A' 386 370 2.11 10.04 0.11 0.20
9 A' 311 298 0.87 2.54 0.73 0.85
10 A' 241 231 0.02 1.90 0.60 0.75
11 A' 151 145 0.56 0.56 0.53 0.69
12 A" 3203 3070 0.41 43.84 0.75 0.86
13 A" 1212 1162 13.47 1.68 0.75 0.86
14 A" 963 923 51.21 1.29 0.75 0.86
15 A" 724 694 89.30 5.37 0.75 0.86
16 A" 336 322 1.32 1.52 0.75 0.86
17 A" 245 234 0.75 1.17 0.75 0.86
18 A" 107 103 1.02 0.84 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8486.7 cm-1
Scaled (by 0.9583) Zero Point Vibrational Energy (zpe) 8132.8 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 mPW1PW91/aug-cc-pVDZ
ABC
0.06172 0.03635 0.03444

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.262 0.283 0.000
C2 -1.260 0.372 0.000
Cl3 -2.054 -1.218 0.000
Cl4 0.864 1.972 0.000
Cl5 0.864 -0.546 1.454
Cl6 0.864 -0.546 -1.454
H7 -1.575 0.910 0.899
H8 -1.575 0.910 -0.899

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.52512.76061.79331.77831.77832.13952.1395
C21.52511.77802.65912.73292.73291.09341.0934
Cl32.76061.77804.32393.32923.32922.35912.3591
Cl41.79332.65914.32392.90762.90762.80822.8082
Cl51.77832.73293.32922.90762.90792.89433.6881
Cl61.77832.73293.32922.90762.90793.68812.8943
H72.13951.09342.35912.80822.89433.68811.7971
H82.13951.09342.35912.80823.68812.89431.7971

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 113.171 C1 C2 H7 108.458
C1 C2 H8 108.458 C2 C1 Cl4 106.233
C2 C1 Cl5 111.413 C2 C1 Cl6 111.413
Cl3 C2 H7 108.114 Cl3 C2 H8 108.114
Cl4 C1 Cl5 108.993 Cl4 C1 Cl6 108.993
Cl5 C1 Cl6 109.689 H7 C2 H8 110.533
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.829      
2 C 0.489      
3 Cl 0.004      
4 Cl 0.092      
5 Cl 0.092      
6 Cl 0.092      
7 H 0.031      
8 H 0.031      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.744 1.235 0.000 1.442
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.076 -2.767 0.000
y -2.767 -62.056 0.000
z 0.000 0.000 -61.687
Traceless
 xyz
x -1.205 -2.767 0.000
y -2.767 0.326 0.000
z 0.000 0.000 0.879
Polar
3z2-r21.757
x2-y2-1.020
xy-2.767
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.556 1.209 0.000
y 1.209 12.682 0.000
z 0.000 0.000 11.491


<r2> (average value of r2) Å2
<r2> 341.554
(<r2>)1/2 18.481