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

using model chemistry: B3LYP/CEP-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/CEP-31G*
 hartrees
Energy at 0K-57.877018
Energy at 298.15K-57.880765
Nuclear repulsion energy89.801068
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 B3LYP/CEP-31G*
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 3195 3085 5.59      
2 A 3173 3064 1.69      
3 A 3119 3012 10.52      
4 A 1465 1415 5.36      
5 A 1332 1286 8.25      
6 A 1283 1239 27.36      
7 A 1224 1182 24.85      
8 A 1166 1126 5.72      
9 A 1054 1018 2.98      
10 A 932 900 34.09      
11 A 759 733 16.16      
12 A 709 685 156.13      
13 A 656 634 41.56      
14 A 375 362 8.00      
15 A 321 310 1.38      
16 A 246 238 1.49      
17 A 175 169 4.60      
18 A 106 102 3.69      

Unscaled Zero Point Vibrational Energy (zpe) 10645.0 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 10279.9 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 B3LYP/CEP-31G*
ABC
0.11228 0.04717 0.03439

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.674 -0.838 0.416
C2 -0.413 -0.077 -0.366
Cl3 2.339 -0.306 -0.097
H4 0.576 -0.663 1.495
H5 0.598 -1.911 0.191
Cl6 -2.011 -0.888 -0.017
Cl7 -0.474 1.675 0.082
H8 -0.261 -0.128 -1.450

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.54031.82131.09781.09862.71942.78272.2040
C21.54032.77452.18812.16711.82491.80911.0956
Cl31.82132.77452.40162.38524.38853.44442.9358
H41.09782.18812.40161.80453.00482.92723.1081
H51.09862.16712.38521.80452.80943.74392.5707
Cl62.71941.82494.38853.00482.80942.98982.3856
Cl72.78271.80913.44442.92723.74392.98982.3751
H82.20401.09562.93583.10812.57072.38562.3751

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 107.523 C1 C2 Cl7 112.114
C1 C2 H8 112.376 C2 C1 Cl3 110.974
C2 C1 H4 110.960 C2 C1 H5 109.267
Cl3 C1 H4 108.147 Cl3 C1 H5 106.928
H4 C1 H5 110.486 Cl6 C2 Cl7 110.722
Cl6 C2 H8 106.872 Cl7 C2 H8 107.136
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.247      
2 C -0.196      
3 Cl -0.118      
4 H 0.228      
5 H 0.213      
6 Cl -0.079      
7 Cl -0.061      
8 H 0.260      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.072 -1.401 -0.082 1.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -53.872 -0.029 0.270
y -0.029 -47.957 -0.315
z 0.270 -0.315 -46.312
Traceless
 xyz
x -6.737 -0.029 0.270
y -0.029 2.135 -0.315
z 0.270 -0.315 4.602
Polar
3z2-r29.205
x2-y2-5.915
xy-0.029
xz0.270
yz-0.315


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.137 1.180 -0.529
y 1.180 7.974 -0.022
z -0.529 -0.022 4.970


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