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

using model chemistry: PBEPBEultrafine/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 PBEPBEultrafine/6-31G*
 hartrees
Energy at 0K-1457.894729
Energy at 298.15K-1457.898476
HF Energy-1457.894729
Nuclear repulsion energy336.910025
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 PBEPBEultrafine/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3116 3065 0.52      
2 A 3090 3039 0.89      
3 A 3046 2995 5.15      
4 A 1443 1420 7.17      
5 A 1312 1291 8.89      
6 A 1270 1249 18.45      
7 A 1212 1192 19.76      
8 A 1160 1140 4.71      
9 A 1044 1026 4.41      
10 A 923 908 30.39      
11 A 754 742 14.59      
12 A 704 692 146.34      
13 A 649 638 47.37      
14 A 379 373 8.49      
15 A 323 318 1.64      
16 A 249 245 1.44      
17 A 174 171 4.33      
18 A 109 108 3.54      

Unscaled Zero Point Vibrational Energy (zpe) 10477.9 cm-1
Scaled (by 0.9835) Zero Point Vibrational Energy (zpe) 10305.0 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 PBEPBEultrafine/6-31G*
ABC
0.11439 0.04807 0.03501

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.660 -0.847 0.389
C2 -0.417 -0.073 -0.366
Cl3 2.312 -0.313 -0.089
H4 0.548 -0.706 1.474
H5 0.574 -1.915 0.141
Cl6 -2.005 -0.864 -0.011
Cl7 -0.443 1.663 0.082
H8 -0.271 -0.123 -1.453

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.52551.80101.09961.10022.69492.75882.1871
C21.52552.75342.17172.15191.80971.79351.0982
Cl31.80102.75342.38932.37484.35313.39532.9273
H41.09962.17172.38931.80002.95822.92143.0950
H51.10022.15192.37481.80002.78913.72062.5428
Cl62.69491.80974.35312.95822.78912.97292.3741
Cl72.75881.79353.39532.92143.72062.97292.3616
H82.18711.09822.92733.09502.54282.37412.3616

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 107.505 C1 C2 Cl7 112.203
C1 C2 H8 111.914 C2 C1 Cl3 111.463
C2 C1 H4 110.593 C2 C1 H5 109.007
Cl3 C1 H4 108.486 Cl3 C1 H5 107.415
H4 C1 H5 109.817 Cl6 C2 Cl7 111.194
Cl6 C2 H8 106.894 Cl7 C2 H8 107.040
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBEultrafine/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.400      
2 C -0.357      
3 Cl -0.024      
4 H 0.242      
5 H 0.238      
6 Cl 0.007      
7 Cl 0.028      
8 H 0.266      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.063 -1.341 -0.166 1.352
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.189 -0.161 0.464
y -0.161 -49.721 -0.396
z 0.464 -0.396 -48.242
Traceless
 xyz
x -6.208 -0.161 0.464
y -0.161 1.994 -0.396
z 0.464 -0.396 4.213
Polar
3z2-r28.427
x2-y2-5.468
xy-0.161
xz0.464
yz-0.396


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.982 0.960 -0.385
y 0.960 8.004 0.043
z -0.385 0.043 5.238


<r2> (average value of r2) Å2
<r2> 275.002
(<r2>)1/2 16.583