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

using model chemistry: MP2=FULL/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 MP2=FULL/6-31G**
 hartrees
Energy at 0K-1149.604620
Energy at 298.15K-1149.608670
HF Energy-1148.508058
Nuclear repulsion energy453.010945
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=FULL/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 3298 3082 2.10      
2 A1 3297 3081 0.92      
3 A1 3273 3058 3.84      
4 A1 1654 1545 23.72      
5 A1 1471 1374 12.48      
6 A1 1176 1099 18.75      
7 A1 1121 1048 11.91      
8 A1 1016 950 5.30      
9 A1 683 638 1.51      
10 A1 410 383 2.25      
11 A1 201 188 0.42      
12 A2 867 810 0.00      
13 A2 521 487 0.00      
14 A2 203 190 0.00      
15 B1 919 859 0.14      
16 B1 834 780 3.45      
17 B1 763 713 64.01      
18 B1 495 462 0.10      
19 B1 430 402 2.87      
20 B1 169 158 0.04      
21 B2 3293 3077 0.56      
22 B2 1658 1549 69.60      
23 B2 1527 1427 59.58      
24 B2 1468 1372 1.11      
25 B2 1323 1236 3.04      
26 B2 1217 1137 0.43      
27 B2 1136 1062 23.04      
28 B2 817 764 69.76      
29 B2 438 410 2.42      
30 B2 375 351 0.25      

Unscaled Zero Point Vibrational Energy (zpe) 18026.4 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 16843.9 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 MP2=FULL/6-31G**
ABC
0.09441 0.02870 0.02201

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 2.074
C2 0.000 1.212 1.388
C3 0.000 -1.212 1.388
C4 0.000 1.197 -0.005
C5 0.000 -1.197 -0.005
C6 0.000 0.000 -0.718
Cl7 0.000 2.696 -0.880
Cl8 0.000 -2.696 -0.880
H9 0.000 0.000 3.155
H10 0.000 2.153 1.918
H11 0.000 -2.153 1.918
H12 0.000 0.000 -1.797

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 Cl7 Cl8 H9 H10 H11 H12
C11.39321.39322.39912.39912.79183.99953.99951.08122.15912.15913.8715
C21.39322.42471.39312.78272.42952.71004.51872.14341.08003.40723.4080
C31.39322.42472.78271.39312.42954.51872.71002.14343.40721.08003.4080
C42.39911.39312.78272.39331.39271.73603.98993.37962.14773.86272.1549
C52.39912.78271.39312.39331.39273.98991.73603.37963.86272.14772.1549
C62.79182.42952.42951.39271.39272.70102.70103.87313.40323.40321.0796
Cl73.99952.71004.51871.73603.98992.70105.39234.85322.84985.59862.8479
Cl83.99954.51872.71003.98991.73602.70105.39234.85325.59862.84982.8479
H91.08122.14342.14343.37963.37963.87314.85324.85322.48382.48384.9527
H102.15911.08003.40722.14773.86273.40322.84985.59862.48384.30684.2939
H112.15913.40721.08003.86272.14773.40325.59862.84982.48384.30684.2939
H123.87153.40803.40802.15492.15491.07962.84792.84794.95274.29394.2939

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 118.872 C1 C2 H10 121.100
C1 C3 C5 118.872 C1 C3 H11 121.100
C2 C1 C3 120.964 C2 C1 H9 119.518
C2 C4 C6 121.414 C2 C4 Cl7 119.611
C3 C1 H9 119.518 C3 C5 C6 121.414
C3 C5 Cl8 119.611 C4 C2 H10 120.028
C4 C6 C5 118.463 C4 C6 H12 120.768
C5 C3 H11 120.028 C5 C6 H12 120.768
C6 C4 Cl7 118.975 C6 C5 Cl8 118.975
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability