return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

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

using model chemistry: B3LYP/aug-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 B3LYP/aug-cc-pVDZ
 hartrees
Energy at 0K-1458.687400
Energy at 298.15K-1458.691204
Nuclear repulsion energy336.550504
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/aug-cc-pVDZ
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 3182 3088 0.15      
2 A 3160 3067 1.24      
3 A 3106 3014 4.85      
4 A 1442 1399 7.32      
5 A 1314 1275 6.06      
6 A 1263 1225 16.66      
7 A 1203 1168 17.40      
8 A 1158 1124 3.81      
9 A 1063 1032 3.92      
10 A 927 900 23.27      
11 A 758 735 13.74      
12 A 709 688 135.58      
13 A 654 635 38.93      
14 A 384 373 7.18      
15 A 326 316 1.36      
16 A 251 243 1.11      
17 A 179 173 3.74      
18 A 101 98 3.18      

Unscaled Zero Point Vibrational Energy (zpe) 10589.9 cm-1
Scaled (by 0.9704) Zero Point Vibrational Energy (zpe) 10276.4 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/aug-cc-pVDZ
ABC
0.11440 0.04782 0.03490

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.666 -0.833 0.409
C2 -0.407 -0.082 -0.360
Cl3 2.322 -0.304 -0.095
H4 0.571 -0.661 1.485
H5 0.592 -1.901 0.183
Cl6 -2.000 -0.876 -0.016
Cl7 -0.467 1.661 0.081
H8 -0.258 -0.131 -1.440

Atom - Atom Distances (Å)
  C1 C2 Cl3 H4 H5 Cl6 Cl7 H8
C11.51941.81001.09361.09402.70002.75922.1839
C21.51942.75052.16702.14581.81261.79821.0919
Cl31.81002.75052.38562.37094.35993.41572.9144
H41.09362.16702.38561.79822.98472.90523.0865
H51.09402.14582.37091.79822.79433.71752.5483
Cl62.70001.81264.35992.98472.79432.96542.3700
Cl72.75921.79823.41572.90523.71752.96542.3593
H82.18391.09192.91443.08652.54832.37002.3593

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 107.930 C1 C2 Cl7 112.272
C1 C2 H8 112.475 C2 C1 Cl3 111.106
C2 C1 H4 111.002 C2 C1 H5 109.300
Cl3 C1 H4 107.927 Cl3 C1 H5 106.853
H4 C1 H5 110.568 Cl6 C2 Cl7 110.423
Cl6 C2 H8 106.725 Cl7 C2 H8 106.888
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.621      
2 C -0.145      
3 Cl -0.032      
4 H -0.126      
5 H -0.171      
6 Cl -0.010      
7 Cl 0.009      
8 H -0.147      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.067 -1.278 -0.089 1.283
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -55.965 -0.136 0.492
y -0.136 -50.583 -0.418
z 0.492 -0.418 -49.049
Traceless
 xyz
x -6.149 -0.136 0.492
y -0.136 1.924 -0.418
z 0.492 -0.418 4.225
Polar
3z2-r28.450
x2-y2-5.382
xy-0.136
xz0.492
yz-0.418


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 12.472 0.726 -0.243
y 0.726 10.487 -0.001
z -0.243 -0.001 8.027


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