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

using model chemistry: PBE1PBE/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 PBE1PBE/aug-cc-pVTZ
 hartrees
Energy at 0K-1917.622035
Energy at 298.15K 
HF Energy-1917.622035
Nuclear repulsion energy534.732863
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 PBE1PBE/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' 3110 2991 5.76 93.55 0.03 0.07
2 A' 1451 1395 8.15 4.59 0.75 0.85
3 A' 1304 1253 7.66 3.05 0.42 0.59
4 A' 1084 1043 11.80 1.99 0.24 0.39
5 A' 826 794 31.92 20.92 0.41 0.58
6 A' 767 737 135.41 1.47 0.19 0.32
7 A' 561 539 17.56 12.84 0.04 0.07
8 A' 386 371 1.97 9.54 0.10 0.18
9 A' 309 297 0.86 2.24 0.73 0.84
10 A' 240 231 0.02 1.76 0.59 0.74
11 A' 150 145 0.52 0.55 0.52 0.68
12 A" 3179 3056 0.44 43.38 0.75 0.86
13 A" 1225 1178 12.83 1.60 0.75 0.86
14 A" 970 933 49.83 1.11 0.75 0.86
15 A" 727 699 87.58 4.74 0.75 0.86
16 A" 334 321 1.26 1.39 0.75 0.86
17 A" 243 233 0.73 1.07 0.75 0.86
18 A" 108 104 0.94 0.79 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8486.4 cm-1
Scaled (by 0.9615) Zero Point Vibrational Energy (zpe) 8159.6 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 PBE1PBE/aug-cc-pVTZ
ABC
0.06222 0.03668 0.03477

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/aug-cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.267 0.280 0.000
C2 -1.251 0.371 0.000
Cl3 -2.050 -1.207 0.000
Cl4 0.860 1.961 0.000
Cl5 0.860 -0.546 1.447
Cl6 0.860 -0.546 -1.447
H7 -1.564 0.909 0.892
H8 -1.564 0.909 -0.892

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.52072.75281.78301.76881.76882.13132.1313
C21.52071.76832.64342.71882.71881.08761.0876
Cl32.75281.76834.30193.31653.31652.34722.3472
Cl41.78302.64344.30192.89492.89492.78902.7890
Cl51.76882.71883.31652.89492.89462.88113.6693
Cl61.76882.71883.31652.89492.89463.66932.8811
H72.13131.08762.34722.78902.88113.66931.7837
H82.13131.08762.34722.78903.66932.88111.7837

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 113.427 C1 C2 H7 108.452
C1 C2 H8 108.452 C2 C1 Cl4 106.014
C2 C1 Cl5 111.264 C2 C1 Cl6 111.264
Cl3 C2 H7 108.165 Cl3 C2 H8 108.165
Cl4 C1 Cl5 109.188 Cl4 C1 Cl6 109.188
Cl5 C1 Cl6 109.821 H7 C2 H8 110.167
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/aug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.679      
2 C -0.215      
3 Cl -0.222      
4 Cl -0.291      
5 Cl -0.253      
6 Cl -0.253      
7 H 0.278      
8 H 0.278      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.706 1.204 0.000 1.396
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -62.992 -2.680 0.000
y -2.680 -61.993 0.000
z 0.000 0.000 -61.618
Traceless
 xyz
x -1.187 -2.680 0.000
y -2.680 0.312 0.000
z 0.000 0.000 0.875
Polar
3z2-r21.750
x2-y2-0.999
xy-2.680
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.742 1.174 0.000
y 1.174 12.785 0.000
z 0.000 0.000 11.634


<r2> (average value of r2) Å2
<r2> 338.766
(<r2>)1/2 18.406