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All results from a given calculation for CH2ClCHCl2 (1,1,2-trichloroethane)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-1458.427122
Energy at 298.15K-1458.430995
Nuclear repulsion energy339.015119
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 B3PW91/6-31+G**
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 3192 3064 0.04      
2 A 3165 3039 0.95      
3 A 3117 2993 4.81      
4 A 1468 1409 8.48      
5 A 1346 1292 7.04      
6 A 1302 1250 18.86      
7 A 1245 1195 19.74      
8 A 1189 1142 4.05      
9 A 1072 1030 3.68      
10 A 949 911 30.89      
11 A 789 758 16.79      
12 A 739 710 140.65      
13 A 675 648 36.18      
14 A 389 374 7.82      
15 A 335 321 1.41      
16 A 257 247 1.41      
17 A 180 172 4.30      
18 A 110 105 3.58      

Unscaled Zero Point Vibrational Energy (zpe) 10758.8 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 10329.5 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 B3PW91/6-31+G**
ABC
0.11601 0.04857 0.03541

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.664 -0.837 0.390
C2 -0.415 -0.075 -0.360
Cl3 2.303 -0.304 -0.090
H4 0.558 -0.695 1.467
H5 0.583 -1.898 0.149
Cl6 -1.988 -0.865 -0.012
Cl7 -0.454 1.650 0.081
H8 -0.267 -0.124 -1.439

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51931.78891.09101.09122.68252.74462.1731
C21.51932.74052.16092.13971.79411.78171.0897
Cl31.78892.74052.37042.35714.32783.38302.9080
H41.09102.16092.37041.78512.94952.90573.0742
H51.09122.13972.35711.78512.77583.69752.5281
Cl62.68251.79414.32782.94952.77582.94752.3547
Cl72.74461.78173.38302.90573.69752.94752.3440
H82.17311.08972.90803.07422.52812.35472.3440

picture of 1,1,2-trichloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 107.827 C1 C2 Cl7 112.248
C1 C2 H8 111.744 C2 C1 Cl3 111.609
C2 C1 H4 110.683 C2 C1 H5 108.992
Cl3 C1 H4 108.350 Cl3 C1 H5 107.361
H4 C1 H5 109.780 Cl6 C2 Cl7 111.035
Cl6 C2 H8 106.930 Cl7 C2 H8 106.957
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.568      
2 C -0.247      
3 Cl 0.045      
4 H 0.245      
5 H 0.234      
6 Cl -0.000      
7 Cl 0.021      
8 H 0.270      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.070 -1.376 -0.148 1.386
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.861 -0.170 0.518
y -0.170 -50.232 -0.414
z 0.518 -0.414 -48.638
Traceless
 xyz
x -6.426 -0.170 0.518
y -0.170 2.018 -0.414
z 0.518 -0.414 4.408
Polar
3z2-r28.817
x2-y2-5.629
xy-0.170
xz0.518
yz-0.414


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.735 0.841 -0.315
y 0.841 8.955 0.041
z -0.315 0.041 6.550


<r2> (average value of r2) Å2
<r2> 0.000
(<r2>)1/2 0.000