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

using model chemistry: PBEPBE/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/cc-pVDZ
 hartrees
Energy at 0K-1457.962611
Energy at 298.15K-1457.966342
Nuclear repulsion energy336.681618
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 PBEPBE/cc-pVDZ
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 3099 3081 0.23      
2 A 3068 3050 0.86      
3 A 3023 3006 4.86      
4 A 1386 1378 6.55      
5 A 1267 1260 8.04      
6 A 1215 1208 14.57      
7 A 1156 1149 15.60      
8 A 1118 1111 4.64      
9 A 1040 1034 6.27      
10 A 897 892 27.46      
11 A 747 743 14.04      
12 A 701 697 141.04      
13 A 645 641 44.00      
14 A 376 373 7.87      
15 A 321 319 1.46      
16 A 246 245 1.26      
17 A 173 172 3.81      
18 A 105 105 2.93      

Unscaled Zero Point Vibrational Energy (zpe) 10291.4 cm-1
Scaled (by 0.9942) Zero Point Vibrational Energy (zpe) 10231.7 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 PBEPBE/cc-pVDZ
ABC
0.11443 0.04800 0.03498

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBEPBE/cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.660 -0.846 0.391
C2 -0.414 -0.076 -0.366
Cl3 2.314 -0.313 -0.089
H4 0.550 -0.698 1.482
H5 0.576 -1.921 0.145
Cl6 -2.007 -0.864 -0.011
Cl7 -0.444 1.663 0.082
H8 -0.271 -0.123 -1.461

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.52301.80281.10601.10622.69682.75832.1952
C21.52302.75192.17552.15541.81171.79621.1048
Cl31.80282.75192.39292.37934.35603.39642.9321
H41.10602.17552.39291.81182.96562.91963.1088
H51.10622.15542.37931.81182.79533.72692.5555
Cl62.69681.81174.35602.96562.79532.97222.3796
Cl72.75831.79623.39642.91963.72692.97222.3661
H82.19521.10482.93213.10882.55552.37962.3661

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 107.623 C1 C2 Cl7 112.142
C1 C2 H8 112.334 C2 C1 Cl3 111.397
C2 C1 H4 110.688 C2 C1 H5 109.102
Cl3 C1 H4 108.305 Cl3 C1 H5 107.316
H4 C1 H5 109.969 Cl6 C2 Cl7 110.936
Cl6 C2 H8 106.843 Cl7 C2 H8 106.867
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.016      
2 C -0.164      
3 Cl -0.089      
4 H 0.103      
5 H 0.102      
6 Cl -0.039      
7 Cl -0.024      
8 H 0.128      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.065 -1.237 -0.138 1.246
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -54.373 -0.050 0.352
y -0.050 -49.405 -0.336
z 0.352 -0.336 -48.201
Traceless
 xyz
x -5.570 -0.050 0.352
y -0.050 1.882 -0.336
z 0.352 -0.336 3.689
Polar
3z2-r27.377
x2-y2-4.968
xy-0.050
xz0.352
yz-0.336


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.048 0.963 -0.350
y 0.963 8.102 -0.012
z -0.350 -0.012 5.326


<r2> (average value of r2) Å2
<r2> 274.986
(<r2>)1/2 16.583