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 C6H4Cl2 (1,3-dichlorobenzene)

using model chemistry: TPSSh/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at TPSSh/6-31G**
 hartrees
Energy at 0K-1151.466906
Energy at 298.15K-1151.471033
HF Energy-1151.466906
Nuclear repulsion energy451.130645
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 TPSSh/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3242 3108 0.16      
2 A1 3232 3098 3.59      
3 A1 3200 3068 6.67      
4 A1 1623 1556 25.69      
5 A1 1449 1389 11.64      
6 A1 1134 1087 17.40      
7 A1 1098 1052 21.70      
8 A1 1004 963 5.96      
9 A1 666 639 2.41      
10 A1 397 380 3.86      
11 A1 195 187 0.52      
12 A2 901 863 0.00      
13 A2 536 514 0.00      
14 A2 203 195 0.00      
15 B1 978 938 0.24      
16 B1 876 840 13.63      
17 B1 783 750 42.46      
18 B1 678 650 9.58      
19 B1 439 421 3.36      
20 B1 168 161 0.01      
21 B2 3227 3094 1.98      
22 B2 1624 1557 74.76      
23 B2 1499 1437 69.82      
24 B2 1356 1300 0.33      
25 B2 1301 1247 3.22      
26 B2 1193 1143 0.31      
27 B2 1102 1056 28.40      
28 B2 782 750 97.23      
29 B2 426 409 5.30      
30 B2 362 347 0.35      

Unscaled Zero Point Vibrational Energy (zpe) 17835.5 cm-1
Scaled (by 0.9587) Zero Point Vibrational Energy (zpe) 17098.9 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 TPSSh/6-31G**
ABC
0.09367 0.02845 0.02182

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 2.080
C2 0.000 1.215 1.394
C3 0.000 -1.215 1.394
C4 0.000 1.196 -0.002
C5 0.000 -1.196 -0.002
C6 0.000 0.000 -0.721
Cl7 0.000 2.709 -0.884
Cl8 0.000 -2.709 -0.884
H9 0.000 0.000 3.166
H10 0.000 2.160 1.925
H11 0.000 -2.160 1.925
H12 0.000 0.000 -1.804

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 Cl7 Cl8 H9 H10 H11 H12
C11.39611.39612.40152.40152.80134.01604.01601.08542.16542.16543.8838
C21.39612.43101.39572.78642.43902.72394.53782.14891.08353.41693.4203
C31.39612.43102.78641.39572.43904.53782.72392.14893.41691.08353.4203
C42.40151.39572.78642.39241.39561.75144.00393.38612.15443.86992.1624
C52.40152.78641.39572.39241.39564.00391.75143.38613.86992.15442.1624
C62.80132.43902.43901.39561.39562.71422.71423.88673.41543.41541.0825
Cl74.01602.72394.53781.75144.00392.71425.41854.87252.86225.62132.8610
Cl84.01604.53782.72394.00391.75142.71425.41854.87255.62132.86222.8610
H91.08542.14892.14893.38613.38613.88674.87254.87252.49092.49094.9692
H102.16541.08353.41692.15443.86993.41542.86225.62132.49094.31974.3087
H112.16543.41691.08353.86992.15443.41545.62132.86222.49094.31974.3087
H123.88383.42033.42032.16242.16241.08252.86102.86104.96924.30874.3087

picture of 1,3-dichlorobenzene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C4 118.675 C1 C2 H10 121.175
C1 C3 C5 118.675 C1 C3 H11 121.175
C2 C1 C3 121.068 C2 C1 H9 119.466
C2 C4 C6 121.798 C2 C4 Cl7 119.452
C3 C1 H9 119.466 C3 C5 C6 121.798
C3 C5 Cl8 119.452 C4 C2 H10 120.151
C4 C6 C5 117.987 C4 C6 H12 121.006
C5 C3 H11 120.151 C5 C6 H12 121.006
C6 C4 Cl7 118.751 C6 C5 Cl8 118.751
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.118      
2 C -0.088      
3 C -0.088      
4 C -0.128      
5 C -0.128      
6 C -0.064      
7 Cl 0.006      
8 Cl 0.006      
9 H 0.140      
10 H 0.148      
11 H 0.148      
12 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.807 1.807
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 4.574 0.000 0.000
y 0.000 17.243 0.000
z 0.000 0.000 13.299


<r2> (average value of r2) Å2
<r2> 430.114
(<r2>)1/2 20.739