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 CH2ClCCl3 (1,1,1,2-tetrachloroethane)

using model chemistry: B97D3/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B97D3/cc-pVTZ
 hartrees
Energy at 0K-1918.374299
Energy at 298.15K 
HF Energy-1918.374299
Nuclear repulsion energy528.192388
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 B97D3/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' 3052 3009 6.21 102.82 0.05 0.09
2 A' 1428 1408 5.12 5.67 0.75 0.86
3 A' 1274 1256 11.23 3.48 0.66 0.80
4 A' 1020 1006 15.98 2.98 0.17 0.29
5 A' 750 740 22.10 23.45 0.37 0.54
6 A' 680 671 175.06 0.57 0.75 0.86
7 A' 523 516 26.90 10.02 0.08 0.15
8 A' 360 355 3.34 12.46 0.12 0.22
9 A' 296 292 1.41 4.54 0.74 0.85
10 A' 233 230 0.00 3.08 0.69 0.82
11 A' 149 147 0.69 0.74 0.61 0.76
12 A" 3119 3075 0.11 54.95 0.75 0.86
13 A" 1198 1181 12.01 2.06 0.75 0.86
14 A" 941 928 44.41 1.15 0.75 0.86
15 A" 646 637 126.83 4.30 0.75 0.86
16 A" 327 322 2.68 2.85 0.75 0.86
17 A" 235 231 0.38 2.09 0.75 0.86
18 A" 108 107 0.91 1.30 0.75 0.86

Unscaled Zero Point Vibrational Energy (zpe) 8169.2 cm-1
Scaled (by 0.986) Zero Point Vibrational Energy (zpe) 8054.9 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 B97D3/cc-pVTZ
ABC
0.06058 0.03578 0.03393

See section I.F.4 to change rotational constant units
Geometric Data calculated at B97D3/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.270 0.278 0.000
C2 -1.257 0.376 0.000
Cl3 -2.079 -1.215 0.000
Cl4 0.871 1.988 0.000
Cl5 0.871 -0.556 1.466
Cl6 0.871 -0.556 -1.466
H7 -1.569 0.913 0.895
H8 -1.569 0.913 -0.895

Atom - Atom Distances (Å)
  C1 C2 Cl3 Cl4 Cl5 Cl6 H7 H8
C11.52962.78341.81291.79051.79052.14162.1416
C21.52961.79142.66952.74672.74671.08961.0896
Cl32.78341.79144.35503.35953.35952.36442.3644
Cl41.81292.66954.35502.93632.93632.81302.8130
Cl51.79052.74673.35952.93632.93242.90463.6996
Cl61.79052.74673.35952.93632.93243.69962.9046
H72.14161.08962.36442.81302.90463.69961.7905
H82.14161.08962.36442.81303.69962.90461.7905

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 113.648 C1 C2 H7 108.537
C1 C2 H8 108.537 C2 C1 Cl4 105.687
C2 C1 Cl5 111.398 C2 C1 Cl6 111.398
Cl3 C2 H7 107.810 Cl3 C2 H8 107.810
Cl4 C1 Cl5 109.146 Cl4 C1 Cl6 109.146
Cl5 C1 Cl6 109.942 H7 C2 H8 110.499
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B97D3/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.053      
2 C -0.071      
3 Cl -0.119      
4 Cl -0.063      
5 Cl -0.042      
6 Cl -0.042      
7 H 0.143      
8 H 0.143      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.717 1.204 0.000 1.401
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -62.658 -2.748 0.000
y -2.748 -61.747 0.000
z 0.000 0.000 -61.162
Traceless
 xyz
x -1.204 -2.748 0.000
y -2.748 0.163 0.000
z 0.000 0.000 1.041
Polar
3z2-r22.082
x2-y2-0.911
xy-2.748
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.297 1.371 0.000
y 1.371 11.880 0.000
z 0.000 0.000 10.339


<r2> (average value of r2) Å2
<r2> 346.125
(<r2>)1/2 18.604