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

using model chemistry: B1B95/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G*
 hartrees
Energy at 0K-1458.687613
Energy at 298.15K-1458.691479
Nuclear repulsion energy340.653487
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 B1B95/6-31G*
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 3206 3044 0.34      
2 A 3183 3021 1.04      
3 A 3134 2975 5.22      
4 A 1489 1413 7.18      
5 A 1359 1291 8.53      
6 A 1314 1247 18.80      
7 A 1258 1194 21.93      
8 A 1199 1138 4.67      
9 A 1084 1029 3.76      
10 A 956 908 30.96      
11 A 798 757 16.95      
12 A 752 714 140.93      
13 A 683 648 33.48      
14 A 389 369 7.83      
15 A 336 319 1.39      
16 A 256 243 1.61      
17 A 175 166 4.62      
18 A 111 105 3.39      

Unscaled Zero Point Vibrational Energy (zpe) 10839.3 cm-1
Scaled (by 0.9493) Zero Point Vibrational Energy (zpe) 10289.8 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 B1B95/6-31G*
ABC
0.11763 0.04908 0.03582

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.653 -0.849 0.380
C2 -0.417 -0.076 -0.365
Cl3 2.285 -0.310 -0.087
H4 0.537 -0.717 1.456
H5 0.568 -1.906 0.128
Cl6 -1.991 -0.842 -0.009
Cl7 -0.426 1.641 0.082
H8 -0.271 -0.127 -1.442

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51571.78111.08971.09002.67232.73072.1670
C21.51572.72622.15332.13611.78661.77491.0880
Cl31.78112.72622.36622.35414.30963.34482.8990
H41.08972.15332.36621.78252.92462.89453.0658
H51.09002.13612.35411.78252.77473.68482.5171
Cl62.67231.78664.30962.92462.77472.93722.3501
Cl72.73071.77493.34482.89453.68482.93722.3400
H82.16701.08802.89903.06582.51712.35012.3400

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 107.758 C1 C2 Cl7 111.923
C1 C2 H8 111.609 C2 C1 Cl3 111.311
C2 C1 H4 110.408 C2 C1 H5 109.033
Cl3 C1 H4 108.611 Cl3 C1 H5 107.709
H4 C1 H5 109.720 Cl6 C2 Cl7 111.118
Cl6 C2 H8 107.167 Cl7 C2 H8 107.191
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.408      
2 C -0.363      
3 Cl -0.026      
4 H 0.248      
5 H 0.243      
6 Cl 0.007      
7 Cl 0.025      
8 H 0.274      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.083 -1.388 -0.184 1.403
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.067 -0.145 0.462
y -0.145 -49.526 -0.384
z 0.462 -0.384 -48.017
Traceless
 xyz
x -6.295 -0.145 0.462
y -0.145 2.015 -0.384
z 0.462 -0.384 4.280
Polar
3z2-r28.560
x2-y2-5.541
xy-0.145
xz0.462
yz-0.384


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.442 0.940 -0.401
y 0.940 7.682 0.050
z -0.401 0.050 5.135


<r2> (average value of r2) Å2
<r2> 269.447
(<r2>)1/2 16.415