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

using model chemistry: HF/daug-cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/daug-cc-pVTZ
 hartrees
Energy at 0K-1456.064559
Energy at 298.15K-1456.068655
HF Energy-1456.064559
Nuclear repulsion energy340.762338
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 HF/daug-cc-pVTZ
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 3331 3013 1.50      
2 A 3316 3000 0.98      
3 A 3257 2947 7.62      
4 A 1602 1450 6.14      
5 A 1469 1329 7.68      
6 A 1412 1277 23.19      
7 A 1350 1221 27.88      
8 A 1283 1161 3.65      
9 A 1144 1035 2.28      
10 A 1026 929 26.79      
11 A 854 772 28.35      
12 A 793 718 137.35      
13 A 727 657 31.15      
14 A 415 375 7.33      
15 A 357 323 1.23      
16 A 274 248 1.17      
17 A 195 177 4.11      
18 A 114 103 3.73      

Unscaled Zero Point Vibrational Energy (zpe) 11460.0 cm-1
Scaled (by 0.9046) Zero Point Vibrational Energy (zpe) 10366.7 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 HF/daug-cc-pVTZ
ABC
0.11764 0.04884 0.03572

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/daug-cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.676 -0.818 0.407
C2 -0.407 -0.081 -0.355
Cl3 2.302 -0.285 -0.096
H4 0.582 -0.651 1.466
H5 0.608 -1.870 0.191
Cl6 -1.966 -0.875 -0.017
Cl7 -0.486 1.634 0.080
H8 -0.253 -0.133 -1.415

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51521.78341.07581.07592.67622.73312.1567
C21.51522.72882.14852.12761.78141.77171.0724
Cl31.78342.72882.35142.33704.30893.38882.8788
H41.07582.14852.35141.76432.95662.87753.0433
H51.07592.12762.33701.76432.76723.67252.5173
Cl62.67621.78144.30892.95662.76722.91542.3322
Cl72.73311.77173.38882.87753.67252.91542.3260
H82.15671.07242.87883.04332.51732.33222.3260

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 108.271 C1 C2 Cl7 112.273
C1 C2 H8 111.767 C2 C1 Cl3 111.380
C2 C1 H4 110.898 C2 C1 H5 109.214
Cl3 C1 H4 108.090 Cl3 C1 H5 107.022
H4 C1 H5 110.158 Cl6 C2 Cl7 110.270
Cl6 C2 H8 106.976 Cl7 C2 H8 107.159
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/daug-cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.396      
2 C 0.181      
3 Cl -0.545      
4 H 0.569      
5 H 0.636      
6 Cl -0.561      
7 Cl -0.535      
8 H 0.650      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.083 -1.359 -0.100 1.365
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -56.360 -0.243 0.567
y -0.243 -50.600 -0.433
z 0.567 -0.433 -48.782
Traceless
 xyz
x -6.669 -0.243 0.567
y -0.243 1.971 -0.433
z 0.567 -0.433 4.698
Polar
3z2-r29.395
x2-y2-5.760
xy-0.243
xz0.567
yz-0.433


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 11.439 0.677 -0.267
y 0.677 9.839 0.000
z -0.267 0.000 7.697


<r2> (average value of r2) Å2
<r2> 270.715
(<r2>)1/2 16.453