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All results from a given calculation for C6H4Cl2 (1,3-dichlorobenzene)

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-1149.741076
Energy at 298.15K 
HF Energy-1148.613482
Nuclear repulsion energy452.413334
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 CCD/TZVP
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 3267 3097 0.57      
2 A1 3262 3093 2.61      
3 A1 3234 3065 4.38      
4 A1 1659 1572 23.16      
5 A1 1474 1397 11.72      
6 A1 1170 1109 17.27      
7 A1 1118 1060 13.10      
8 A1 1015 962 4.87      
9 A1 684 648 1.32      
10 A1 407 386 2.24      
11 A1 198 187 0.43      
12 A2 761 721 0.00      
13 A2 373 353 0.00      
14 A2 171 162 0.00      
15 B1 786 745 2.05      
16 B1 754 715 12.19      
17 B1 703 666 57.83      
18 B1 281 266 1.40      
19 B1 154 146 0.12      
20 B1 1376i 1304i 0.07      
21 B2 3257 3088 1.03      
22 B2 1663 1577 71.30      
23 B2 1529 1450 54.28      
24 B2 1338 1269 1.73      
25 B2 1270 1204 0.26      
26 B2 1202 1140 0.71      
27 B2 1132 1073 19.20      
28 B2 814 771 65.08      
29 B2 437 415 2.58      
30 B2 370 350 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 16552.4 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 15691.7 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 CCD/TZVP
ABC
0.09430 0.02856 0.02192

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 2.074
C2 0.000 1.210 1.388
C3 0.000 -1.210 1.388
C4 0.000 1.193 -0.001
C5 0.000 -1.193 -0.001
C6 0.000 0.000 -0.712
Cl7 0.000 2.705 -0.883
Cl8 0.000 -2.705 -0.883
H9 0.000 0.000 3.156
H10 0.000 2.151 1.918
H11 0.000 -2.151 1.918
H12 0.000 0.000 -1.792

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 Cl7 Cl8 H9 H10 H11 H12
C11.39081.39082.39322.39322.78604.00704.00701.08212.15672.15673.8659
C21.39082.41951.38872.77502.42342.71824.52512.14251.08063.40253.4021
C31.39082.41952.77501.38872.42344.52512.71822.14253.40251.08063.4021
C42.39321.38872.77502.38561.38871.75023.99593.37472.14533.85562.1520
C52.39322.77501.38872.38561.38873.99591.75023.37473.85562.14532.1520
C62.78602.42342.42341.38871.38872.71002.71003.86813.39813.39811.0799
Cl74.00702.71824.52511.75023.99592.71005.40934.86062.85525.60572.8535
Cl84.00704.52512.71823.99591.75022.71005.40934.86065.60572.85522.8535
H91.08212.14252.14253.37473.37473.86814.86064.86062.48172.48174.9481
H102.15671.08063.40252.14533.85563.39812.85525.60572.48174.30214.2889
H112.15673.40251.08063.85562.14533.39815.60572.85522.48174.30214.2889
H123.86593.40213.40212.15202.15201.07992.85352.85354.94814.28894.2889

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 118.862 C1 C2 H10 121.022
C1 C3 C5 118.862 C1 C3 H11 121.022
C2 C1 C3 120.876 C2 C1 H9 119.562
C2 C4 C6 121.506 C2 C4 Cl7 119.548
C3 C1 H9 119.562 C3 C5 C6 121.506
C3 C5 Cl8 119.548 C4 C2 H10 120.116
C4 C6 C5 118.389 C4 C6 H12 120.806
C5 C3 H11 120.116 C5 C6 H12 120.806
C6 C4 Cl7 118.946 C6 C5 Cl8 118.946
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability