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

using model chemistry: PBE1PBE/3-21G

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/3-21G
 hartrees
Energy at 0K-1908.665950
Energy at 298.15K 
HF Energy-1908.665950
Nuclear repulsion energy531.241677
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/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3134 3010 3.57 81.32 0.08 0.14
2 A' 1509 1449 14.37 11.64 0.75 0.86
3 A' 1354 1300 3.60 3.93 0.72 0.84
4 A' 1050 1008 12.71 2.85 0.17 0.29
5 A' 807 775 29.27 22.14 0.43 0.60
6 A' 747 717 144.05 0.29 0.35 0.52
7 A' 553 531 22.15 10.04 0.09 0.17
8 A' 385 369 2.21 11.82 0.17 0.30
9 A' 313 301 1.12 4.71 0.75 0.86
10 A' 245 235 0.11 3.62 0.71 0.83
11 A' 156 150 0.80 0.67 0.68 0.81
12 A" 3204 3078 1.41 56.94 0.75 0.86
13 A" 1290 1239 10.41 7.16 0.75 0.86
14 A" 990 951 55.60 2.36 0.75 0.86
15 A" 703 675 109.69 5.72 0.75 0.86
16 A" 344 331 0.97 2.73 0.75 0.86
17 A" 249 239 0.94 2.73 0.75 0.86
18 A" 111 107 1.37 1.28 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8571.1 cm-1
Scaled (by 0.9604) Zero Point Vibrational Energy (zpe) 8231.7 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/3-21G
ABC
0.06152 0.03638 0.03430

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/3-21G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.265 0.290 0.000
C2 -1.265 0.368 0.000
Cl3 -2.030 -1.243 0.000
Cl4 0.856 1.990 0.000
Cl5 0.856 -0.543 1.462
Cl6 0.856 -0.543 -1.462
H7 -1.584 0.903 0.897
H8 -1.584 0.903 -0.897

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.53222.75951.80041.78311.78312.14452.1445
C21.53221.78262.67082.73252.73251.09171.0917
Cl32.75951.78264.33383.31043.31042.36732.3673
Cl41.80042.67084.33382.92452.92452.81832.8183
Cl51.78312.73253.31042.92452.92372.89213.6889
Cl61.78312.73253.31042.92452.92373.68892.8921
H72.14451.09172.36732.81832.89213.68891.7934
H82.14451.09172.36732.81833.68892.89211.7934

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 112.493 C1 C2 H7 108.465
C1 C2 H8 108.465 C2 C1 Cl4 106.254
C2 C1 Cl5 110.792 C2 C1 Cl6 110.792
Cl3 C2 H7 108.493 Cl3 C2 H8 108.493
Cl4 C1 Cl5 109.391 Cl4 C1 Cl6 109.391
Cl5 C1 Cl6 110.132 H7 C2 H8 110.436
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBE1PBE/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.458      
2 C -0.524      
3 Cl 0.024      
4 Cl 0.094      
5 Cl 0.116      
6 Cl 0.116      
7 H 0.315      
8 H 0.315      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.933 1.369 0.000 1.657
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.536 -3.022 0.000
y -3.022 -62.851 0.000
z 0.000 0.000 -62.185
Traceless
 xyz
x -1.018 -3.022 0.000
y -3.022 0.010 0.000
z 0.000 0.000 1.009
Polar
3z2-r22.018
x2-y2-0.685
xy-3.022
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.608 1.236 0.000
y 1.236 9.764 0.000
z 0.000 0.000 8.282


<r2> (average value of r2) Å2
<r2> 342.573
(<r2>)1/2 18.509