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

using model chemistry: MP2/Def2TZVPP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 1A1
Energy calculated at MP2/Def2TZVPP
 hartrees
Energy at 0K-1149.956573
Energy at 298.15K-1149.960747
HF Energy-1148.640072
Nuclear repulsion energy453.943030
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 MP2/Def2TZVPP
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 3250 3093 2.11      
2 A1 3250 3092 0.01      
3 A1 3223 3066 2.77      
4 A1 1617 1538 22.16      
5 A1 1439 1370 13.14      
6 A1 1153 1097 20.18      
7 A1 1099 1045 12.35      
8 A1 1008 959 3.72      
9 A1 671 639 1.42      
10 A1 406 386 2.17      
11 A1 198 188 0.32      
12 A2 900 857 0.00      
13 A2 545 518 0.00      
14 A2 203 193 0.00      
15 B1 948 902 0.14      
16 B1 871 829 9.95      
17 B1 784 746 53.80      
18 B1 637 606 5.41      
19 B1 439 418 4.05      
20 B1 169 161 0.18      
21 B2 3245 3087 0.04      
22 B2 1617 1538 68.28      
23 B2 1492 1420 58.36      
24 B2 1461 1390 3.85      
25 B2 1291 1228 3.79      
26 B2 1187 1129 0.52      
27 B2 1108 1054 21.38      
28 B2 805 766 68.85      
29 B2 432 411 2.38      
30 B2 368 350 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 17907.4 cm-1
Scaled (by 0.9515) Zero Point Vibrational Energy (zpe) 17038.8 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 MP2/Def2TZVPP
ABC
0.09476 0.02885 0.02212

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/Def2TZVPP

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 2.072
C2 0.000 1.213 1.386
C3 0.000 -1.213 1.386
C4 0.000 1.194 -0.006
C5 0.000 -1.194 -0.006
C6 0.000 0.000 -0.721
Cl7 0.000 2.690 -0.878
Cl8 0.000 -2.690 -0.878
H9 0.000 0.000 3.154
H10 0.000 2.154 1.915
H11 0.000 -2.154 1.915
H12 0.000 0.000 -1.801

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 Cl7 Cl8 H9 H10 H11 H12
C11.39341.39342.39692.39692.79333.99243.99241.08132.16002.16003.8732
C21.39342.42501.39182.77992.43072.70304.51132.14381.08013.40813.4094
C31.39342.42502.77991.39182.43074.51132.70302.14383.40811.08013.4094
C42.39691.39182.77992.38801.39171.73143.98053.37772.14733.86002.1557
C52.39692.77991.39182.38801.39173.98051.73143.37773.86002.14732.1557
C62.79332.43072.43071.39171.39172.69442.69443.87463.40403.40401.0798
Cl73.99242.70304.51131.73143.98052.69445.37984.84652.84345.59142.8438
Cl83.99244.51132.70303.98051.73142.69445.37984.84655.59142.84342.8438
H91.08132.14382.14383.37773.37773.87464.84654.84652.48522.48524.9545
H102.16001.08013.40812.14733.86003.40402.84345.59142.48524.30864.2948
H112.16003.40811.08013.86002.14733.40405.59142.84342.48524.30864.2948
H123.87323.40943.40942.15572.15571.07982.84382.84384.95454.29484.2948

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 118.760 C1 C2 H10 121.156
C1 C3 C5 118.760 C1 C3 H11 121.156
C2 C1 C3 120.954 C2 C1 H9 119.523
C2 C4 C6 121.677 C2 C4 Cl7 119.472
C3 C1 H9 119.523 C3 C5 C6 121.677
C3 C5 Cl8 119.472 C4 C2 H10 120.084
C4 C6 C5 118.172 C4 C6 H12 120.914
C5 C3 H11 120.084 C5 C6 H12 120.914
C6 C4 Cl7 118.851 C6 C5 Cl8 118.851
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability