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All results from a given calculation for CH2ClCCl3 (1,1,1,2-tetrachloroethane)

using model chemistry: BLYP/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at BLYP/6-31G*
 hartrees
Energy at 0K-1918.073963
Energy at 298.15K 
HF Energy-1918.073963
Nuclear repulsion energy520.673531
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 BLYP/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' 3044 3020 4.78 94.13 0.08 0.14
2 A' 1446 1434 4.24 10.87 0.74 0.85
3 A' 1291 1281 16.78 5.71 0.60 0.75
4 A' 1003 995 18.37 6.22 0.16 0.28
5 A' 740 734 27.04 27.20 0.38 0.55
6 A' 666 661 187.68 0.29 0.74 0.85
7 A' 512 508 32.86 10.55 0.09 0.17
8 A' 354 351 4.04 14.86 0.14 0.24
9 A' 291 289 1.66 5.98 0.74 0.85
10 A' 229 227 0.01 3.89 0.71 0.83
11 A' 145 144 0.86 0.88 0.63 0.78
12 A" 3110 3085 0.07 64.91 0.75 0.86
13 A" 1206 1196 11.88 5.87 0.75 0.86
14 A" 945 937 52.62 2.52 0.75 0.86
15 A" 637 632 143.38 5.00 0.75 0.86
16 A" 322 319 2.64 3.24 0.75 0.86
17 A" 231 229 0.56 2.72 0.75 0.86
18 A" 105 104 1.10 1.53 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8137.8 cm-1
Scaled (by 0.9919) Zero Point Vibrational Energy (zpe) 8071.9 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 BLYP/6-31G*
ABC
0.05878 0.03471 0.03296

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.275 0.277 0.000
C2 -1.267 0.382 0.000
Cl3 -2.121 -1.223 0.000
Cl4 0.886 2.014 0.000
Cl5 0.886 -0.566 1.487
Cl6 0.886 -0.566 -1.487
H7 -1.581 0.924 0.901
H8 -1.581 0.924 -0.901

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.54472.82641.84121.81591.81592.16192.1619
C21.54471.81782.70132.78272.78271.09741.0974
Cl32.82641.81784.41783.41793.41792.38992.3899
Cl41.84122.70134.41782.97862.97862.84352.8435
Cl51.81592.78273.41792.97862.97432.94163.7430
Cl61.81592.78273.41792.97862.97433.74302.9416
H72.16191.09742.38992.84352.94163.74301.8010
H82.16191.09742.38992.84353.74302.94161.8010

picture of 1,1,1,2-tetrachloroethane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl3 114.156 C1 C2 H7 108.639
C1 C2 H8 108.639 C2 C1 Cl4 105.510
C2 C1 Cl5 111.544 C2 C1 Cl6 111.544
Cl3 C2 H7 107.550 Cl3 C2 H8 107.550
Cl4 C1 Cl5 109.067 Cl4 C1 Cl6 109.067
Cl5 C1 Cl6 109.967 H7 C2 H8 110.285
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.244      
2 C -0.318      
3 Cl -0.023      
4 Cl 0.029      
5 Cl 0.058      
6 Cl 0.058      
7 H 0.221      
8 H 0.221      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.800 1.288 0.000 1.516
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.127 -2.971 0.000
y -2.971 -62.369 0.000
z 0.000 0.000 -61.619
Traceless
 xyz
x -1.133 -2.971 0.000
y -2.971 0.004 0.000
z 0.000 0.000 1.129
Polar
3z2-r22.257
x2-y2-0.758
xy-2.971
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.729 1.456 0.000
y 1.456 10.641 0.000
z 0.000 0.000 9.092


<r2> (average value of r2) Å2
<r2> 355.673
(<r2>)1/2 18.859