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

using model chemistry: B2PLYP/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 B2PLYP/6-31G*
 hartrees
Energy at 0K-1458.020913
Energy at 298.15K-1458.024821
HF Energy-1457.804872
Nuclear repulsion energy338.841363
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 B2PLYP/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 3225 3061 0.55      
2 A 3204 3041 1.13      
3 A 3153 2993 5.39      
4 A 1517 1440 6.27      
5 A 1384 1313 8.53      
6 A 1340 1272 20.88      
7 A 1281 1216 24.84      
8 A 1217 1155 4.50      
9 A 1087 1032 2.75      
10 A 972 923 27.65      
11 A 803 762 16.58      
12 A 749 711 131.01      
13 A 684 649 33.32      
14 A 394 374 7.69      
15 A 338 321 1.22      
16 A 260 247 1.45      
17 A 183 174 4.25      
18 A 113 107 3.71      

Unscaled Zero Point Vibrational Energy (zpe) 10952.2 cm-1
Scaled (by 0.9492) Zero Point Vibrational Energy (zpe) 10395.8 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 B2PLYP/6-31G*
ABC
0.11607 0.04849 0.03538

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/6-31G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.663 -0.839 0.392
C2 -0.415 -0.077 -0.363
Cl3 2.304 -0.305 -0.090
H4 0.554 -0.692 1.465
H5 0.582 -1.899 0.154
Cl6 -1.991 -0.862 -0.012
Cl7 -0.451 1.650 0.081
H8 -0.264 -0.129 -1.438

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.52091.79161.08881.08902.68522.74502.1711
C21.52092.74162.15832.13991.79561.78391.0868
Cl31.79162.74162.37322.35914.33173.38222.9054
H41.08882.15832.37321.78262.94782.89983.0683
H51.08902.13992.35911.78262.77913.69692.5261
Cl62.68521.79564.33172.94782.77912.94832.3563
Cl72.74501.78393.38222.89983.69692.94832.3473
H82.17111.08682.90543.06832.52612.35632.3473

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 107.835 C1 C2 Cl7 112.083
C1 C2 H8 111.644 C2 C1 Cl3 111.458
C2 C1 H4 110.498 C2 C1 H5 109.030
Cl3 C1 H4 108.481 Cl3 C1 H5 107.440
H4 C1 H5 109.878 Cl6 C2 Cl7 110.909
Cl6 C2 H8 107.088 Cl7 C2 H8 107.193
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.371      
2 C -0.315      
3 Cl -0.048      
4 H 0.240      
5 H 0.236      
6 Cl -0.013      
7 Cl 0.006      
8 H 0.266      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.324 0.963 -0.431
y 0.963 7.632 0.056
z -0.431 0.056 5.085


<r2> (average value of r2) Å2
<r2> 272.783
(<r2>)1/2 16.516