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

using model chemistry: B3LYP/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/3-21G*
 hartrees
Energy at 0K-1451.918627
Energy at 298.15K-1451.922418
Nuclear repulsion energy335.758876
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 B3LYP/3-21G*
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 3197 3076 0.04      
2 A 3177 3057 0.54      
3 A 3126 3007 2.57      
4 A 1523 1465 11.60      
5 A 1364 1313 6.05      
6 A 1329 1278 11.87      
7 A 1254 1207 17.49      
8 A 1220 1174 2.39      
9 A 1029 990 1.90      
10 A 949 913 27.32      
11 A 744 716 10.52      
12 A 689 663 126.95      
13 A 637 613 50.01      
14 A 390 375 8.15      
15 A 326 313 1.25      
16 A 253 243 1.30      
17 A 182 175 4.39      
18 A 104 100 3.76      

Unscaled Zero Point Vibrational Energy (zpe) 10746.9 cm-1
Scaled (by 0.962) Zero Point Vibrational Energy (zpe) 10338.5 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 B3LYP/3-21G*
ABC
0.11450 0.04756 0.03478

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.657 -0.853 0.404
C2 -0.412 -0.083 -0.372
Cl3 2.321 -0.316 -0.092
H4 0.549 -0.685 1.474
H5 0.578 -1.915 0.171
Cl6 -2.022 -0.855 -0.013
Cl7 -0.436 1.663 0.082
H8 -0.257 -0.142 -1.446

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.52821.81721.08911.09002.71172.76242.1822
C21.52822.75662.16602.15171.82191.80511.0869
Cl31.81722.75662.39342.37964.37733.39852.9169
H41.08912.16602.39341.79222.97542.90203.0775
H51.09002.15172.37961.79222.81433.72062.5412
Cl62.71171.82194.37732.97542.81432.97832.3830
Cl72.76241.80513.39852.90203.72062.97832.3720
H82.18221.08692.91693.07752.54122.38302.3720

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 107.760 C1 C2 Cl7 111.669
C1 C2 H8 112.014 C2 C1 Cl3 110.677
C2 C1 H4 110.576 C2 C1 H5 109.394
Cl3 C1 H4 108.262 Cl3 C1 H5 107.214
H4 C1 H5 110.660 Cl6 C2 Cl7 110.404
Cl6 C2 H8 107.309 Cl7 C2 H8 107.609
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.468      
2 C -0.417      
3 Cl -0.025      
4 H 0.280      
5 H 0.277      
6 Cl 0.012      
7 Cl 0.033      
8 H 0.308      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.052 -1.430 -0.152 1.439
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -56.155 -0.192 0.461
y -0.192 -50.260 -0.421
z 0.461 -0.421 -48.606
Traceless
 xyz
x -6.722 -0.192 0.461
y -0.192 2.121 -0.421
z 0.461 -0.421 4.601
Polar
3z2-r29.203
x2-y2-5.896
xy-0.192
xz0.461
yz-0.421


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.395 1.043 -0.466
y 1.043 7.494 0.069
z -0.466 0.069 4.801


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