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

using model chemistry: HF/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 HF/6-31G
 hartrees
Energy at 0K-1455.819661
Energy at 298.15K-1455.823632
Nuclear repulsion energy332.137313
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 HF/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 3413 3081 1.34      
2 A 3398 3068 1.19      
3 A 3319 2997 2.44      
4 A 1630 1472 11.24      
5 A 1480 1336 8.07      
6 A 1429 1290 26.11      
7 A 1351 1220 35.75      
8 A 1303 1176 2.42      
9 A 1174 1060 2.57      
10 A 1032 932 27.02      
11 A 794 717 31.10      
12 A 730 659 151.76      
13 A 679 613 44.77      
14 A 407 367 9.81      
15 A 340 307 1.26      
16 A 263 237 2.34      
17 A 191 172 7.47      
18 A 105 95 6.54      

Unscaled Zero Point Vibrational Energy (zpe) 11518.1 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 10399.7 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 HF/6-31G
ABC
0.11101 0.04646 0.03390

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.657 -0.824 0.438
C2 -0.391 -0.094 -0.356
Cl3 2.359 -0.312 -0.102
H4 0.591 -0.616 1.489
H5 0.601 -1.881 0.252
Cl6 -2.026 -0.896 -0.024
Cl7 -0.483 1.687 0.078
H8 -0.241 -0.147 -1.414

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.50401.85751.07391.07462.72362.78132.1661
C21.50402.77082.15422.13271.85071.83531.0703
Cl31.85752.77082.39792.38274.42463.47962.9165
H41.07392.15422.39791.76953.03602.90653.0558
H51.07462.13272.38271.76952.81953.73332.5476
Cl62.72361.85074.42463.03602.81953.01042.3833
Cl72.78131.83533.47962.90653.73333.01042.3769
H82.16611.07032.91653.05582.54762.38332.3769

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 108.114 C1 C2 Cl7 112.417
C1 C2 H8 113.517 C2 C1 Cl3 110.591
C2 C1 H4 112.291 C2 C1 H5 110.499
Cl3 C1 H4 106.702 Cl3 C1 H5 105.583
H4 C1 H5 110.900 Cl6 C2 Cl7 109.512
Cl6 C2 H8 106.265 Cl7 C2 H8 106.803
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.429      
2 C -0.495      
3 Cl -0.018      
4 H 0.267      
5 H 0.264      
6 Cl 0.040      
7 Cl 0.067      
8 H 0.303      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.073 -1.825 -0.091 1.829
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -60.431 -0.739 0.971
y -0.739 -52.158 -0.657
z 0.971 -0.657 -48.925
Traceless
 xyz
x -9.890 -0.739 0.971
y -0.739 2.520 -0.657
z 0.971 -0.657 7.369
Polar
3z2-r214.739
x2-y2-8.273
xy-0.739
xz0.971
yz-0.657


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.430 1.418 -0.769
y 1.418 7.388 0.099
z -0.769 0.099 4.199


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