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

using model chemistry: B1B95/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/TZVP
 hartrees
Energy at 0K-1918.443136
Energy at 298.15K 
HF Energy-1918.443136
Nuclear repulsion energy533.339262
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 B1B95/TZVP
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' 3133 2998 4.50 99.89 0.06 0.11
2 A' 1458 1396 6.81 6.46 0.72 0.84
3 A' 1323 1266 11.17 2.58 0.53 0.69
4 A' 1087 1040 14.98 3.80 0.18 0.30
5 A' 822 786 37.81 22.75 0.47 0.64
6 A' 760 727 153.46 0.50 0.12 0.21
7 A' 558 534 22.40 8.87 0.10 0.18
8 A' 383 367 2.37 10.32 0.18 0.31
9 A' 308 295 1.30 4.39 0.75 0.86
10 A' 238 227 0.05 3.23 0.71 0.83
11 A' 147 141 0.75 0.61 0.64 0.78
12 A" 3205 3067 0.20 55.12 0.75 0.86
13 A" 1236 1182 13.44 4.35 0.75 0.86
14 A" 978 936 58.75 0.60 0.75 0.86
15 A" 721 690 107.36 7.01 0.75 0.86
16 A" 335 320 0.95 2.83 0.75 0.86
17 A" 242 232 0.81 2.04 0.75 0.86
18 A" 108 103 1.22 1.35 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8520.3 cm-1
Scaled (by 0.9569) Zero Point Vibrational Energy (zpe) 8153.1 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 B1B95/TZVP
ABC
0.06178 0.03655 0.03461

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.268 0.281 0.000
C2 -1.248 0.374 0.000
Cl3 -2.049 -1.212 0.000
Cl4 0.859 1.971 0.000
Cl5 0.859 -0.549 1.454
Cl6 0.859 -0.549 -1.454
H7 -1.561 0.909 0.890
H8 -1.561 0.909 -0.890

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.51822.75591.79091.77521.77522.12842.1284
C21.51821.77622.64432.72082.72081.08461.0846
Cl32.75591.77624.31153.31823.31822.35062.3506
Cl41.79092.64434.31152.90922.90922.78912.7891
Cl51.77522.72083.31822.90922.90712.88093.6707
Cl61.77522.72083.31822.90922.90713.67072.8809
H72.12841.08462.35062.78912.88093.67071.7798
H82.12841.08462.35062.78913.67072.88091.7798

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 113.322 C1 C2 H7 108.570
C1 C2 H8 108.570 C2 C1 Cl4 105.792
C2 C1 Cl5 111.172 C2 C1 Cl6 111.172
Cl3 C2 H7 108.055 Cl3 C2 H8 108.055
Cl4 C1 Cl5 109.332 Cl4 C1 Cl6 109.332
Cl5 C1 Cl6 109.935 H7 C2 H8 110.260
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/TZVP Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.082      
2 C -0.277      
3 Cl -0.065      
4 Cl -0.007      
5 Cl 0.018      
6 Cl 0.018      
7 H 0.198      
8 H 0.198      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.770 1.313 0.000 1.522
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -63.039 -2.871 0.000
y -2.871 -61.935 0.000
z 0.000 0.000 -61.409
Traceless
 xyz
x -1.368 -2.871 0.000
y -2.871 0.289 0.000
z 0.000 0.000 1.079
Polar
3z2-r22.157
x2-y2-1.104
xy-2.871
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.967 1.193 0.000
y 1.193 10.859 0.000
z 0.000 0.000 9.422


<r2> (average value of r2) Å2
<r2> 340.121
(<r2>)1/2 18.442