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

using model chemistry: mPW1PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at mPW1PW91/6-311G*
 hartrees
Energy at 0K-1458.704105
Energy at 298.15K-1458.708030
Nuclear repulsion energy340.405071
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 mPW1PW91/6-311G*
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 3201 3055 1.37      
2 A 3180 3035 1.58      
3 A 3130 2987 7.34      
4 A 1483 1416 7.40      
5 A 1371 1308 7.61      
6 A 1327 1266 18.82      
7 A 1272 1214 20.91      
8 A 1212 1157 7.41      
9 A 1089 1039 3.10      
10 A 961 917 34.40      
11 A 798 762 18.46      
12 A 749 715 145.45      
13 A 684 653 36.44      
14 A 392 374 7.25      
15 A 339 324 1.19      
16 A 261 250 1.11      
17 A 182 173 4.34      
18 A 115 110 3.60      

Unscaled Zero Point Vibrational Energy (zpe) 10873.4 cm-1
Scaled (by 0.9544) Zero Point Vibrational Energy (zpe) 10377.6 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 mPW1PW91/6-311G*
ABC
0.11714 0.04896 0.03572

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.659 -0.834 0.391
C2 -0.413 -0.077 -0.360
Cl3 2.292 -0.304 -0.090
H4 0.554 -0.686 1.463
H5 0.581 -1.894 0.156
Cl6 -1.983 -0.858 -0.012
Cl7 -0.447 1.643 0.081
H8 -0.264 -0.127 -1.434

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51221.78371.08751.08772.67192.73032.1640
C21.51222.72832.15232.13461.78711.77531.0856
Cl31.78372.72832.36222.34834.31123.36532.8936
H41.08752.15232.36221.77942.94012.88773.0625
H51.08772.13462.34831.77942.77033.68352.5228
Cl62.67191.78714.31122.94012.77032.93542.3468
Cl72.73031.77533.36532.88773.68352.93542.3370
H82.16401.08562.89363.06252.52282.34682.3370

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 107.875 C1 C2 Cl7 112.055
C1 C2 H8 111.771 C2 C1 Cl3 111.483
C2 C1 H4 110.715 C2 C1 H5 109.287
Cl3 C1 H4 108.267 Cl3 C1 H5 107.238
H4 C1 H5 109.777 Cl6 C2 Cl7 110.976
Cl6 C2 H8 107.007 Cl7 C2 H8 107.067
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.499      
2 C -0.424      
3 Cl -0.042      
4 H 0.308      
5 H 0.304      
6 Cl -0.002      
7 Cl 0.017      
8 H 0.338      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.073 -1.380 -0.136 1.388
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -56.318 -0.014 0.405
y -0.014 -50.579 -0.373
z 0.405 -0.373 -49.097
Traceless
 xyz
x -6.480 -0.014 0.405
y -0.014 2.128 -0.373
z 0.405 -0.373 4.352
Polar
3z2-r28.703
x2-y2-5.739
xy-0.014
xz0.405
yz-0.373


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.979 1.067 -0.425
y 1.067 8.050 -0.010
z -0.425 -0.010 5.167


<r2> (average value of r2) Å2
<r2> 270.769
(<r2>)1/2 16.455